2018 Mercedes-Benz SLS Reviews

You'll find all our 2018 Mercedes-Benz SLS reviews right here. 2018 Mercedes-Benz SLS prices range from for the SLS-Class SLS to for the SLS-Class SLS Amg.

Our reviews offer detailed analysis of the SLS-Class's features, design, practicality, fuel consumption, engine and transmission, safety, ownership and what it's like to drive.

The most recent reviews sit up the top of the page, but if you're looking for an older model year or shopping for a used car, scroll down to find Mercedes-Benz SLS-Class dating back as far as 2010.

Or, if you just want to read the latest news about the Mercedes-Benz SLS, you'll find it all here.

Mercedes-Benz SLS Reviews

Mega supercar drag race video
By Mat Watson · 04 Mar 2014
When Mercedes invited us to the Race the Runway charity event at Edinburgh Airport, we lept at the chance.
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Mercedes-Benz SLS 2014 Review
By Joshua Dowling · 08 Nov 2013
It’s the fastest and most powerful Mercedes road car ever sold in Australia and, at $640,000, one of the most expensive.
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Mercedes-Benz SLS 63 2013 review
By Paul Gover · 18 Mar 2013
Yes, it comes in yellow. It might be called the Black Series, but the Gullwing Benz with all the belter bits looks absolutely stunning in hi-viz yellow.Not just that, but the SLS 63 AMG looks even better when you're hotdogging around Phillip Island -- in a car that would normally cost $639,000 to park in the driveway.This is a very special day in a very special car. Only 10 copies of the latest Black Series hero car from the AMG hothouse in Germany are allocated to Australia. Eight are already sold, with two available for the cashed-up contenders jockeying for the final slots. But this car is not a customer car, it's the AMG demonstrator that's been air-freighted in to star at the Australian Grand Prix at Albert Park. Because Australia has the largest per-capita appetite for AMG cars in the world, the SLS is on a whistle-stop tour that includes a handful of laps with the Carsguide crew in the relative safety of the Island circuit that's home to MotoGP and also hosts the V8 Supercar crowd.Measured against that standard, the SLS Black comes up surprisingly well. In fact, it's the only road car where I've backed out before the car gave up. Unless you count the Bugatti Veyron at Sandown Park a few years ago, but the Veyron is more of a science experiment than any sort of road car.The SLS Black looks like a racer, sounds like a real racer, and also has racer responses, but you can register it. It's not a car I would like to dribble through the traffic to the office, and I'm certain it is way too harsh for on-road enjoyment, but it's just the sort of weapon you need to carve out some special time at Phillip Island.AMG has a history with Black Series cars that runs back to a hotrod SLK and now includes the fantastic C63 Coupe and the silly-fast twin-turbo V12 SL65. This time, though, it's different. The SLS is the first complete car developed by AMG and not modified from a Benz original.The Black Series package obviously includes a giant rear wing, aero 'flicks' ahead of the front wheels, and bigger forged alloy rims, but the development work goes a lot deeper. The car is 70 kilos lighter than a cooking gullwing and the engine makes 464 kiloWatts and 635 Newton-metres, so more power but less torque. And it revs all the way to 8000, with a seven-speed gearbox that's been tweaked for much quicker shifts.Digging into the detail, the engine sits lower, there is carbon fibre strengthening and a carbon fibre torque tube to the transaxle gearbox, an electronic limited-slip differential, and the front end has different steering knuckles and far less rubber.What does that all mean?Well, apart from the stratospheric price and Mick Doohan's demonstration laps on Sunday at the AGP meeting, it's a damn fast car. As I slide into the driver's seat - on the left-hand side, since the car is not staying in Australia - I can sense that it's a special occasion.The seat is a hip-hugger race bucket with no electric adjustment and there is a race driver - Dave Russell - already installed on the passenger side as my ‘coach’. Normally these blokes are a handbrake but he is a ripper guy who just wants me to go fast and enjoy the car.Then I turn the key. And I do. A regular SLS gullwing sounds chubby, but this one has the harsh brassy edge of greatness. It's a V8 that's born to run. As I roll down the pit lane, I can feel that the suspension is much more taut than a regular SLS - or something as humble as an HSV Holden - with all the bumps feeding straight back through the steering.Then I stomp on the gas and …. whoa, this thing is seriously seriously fast. Phillip Island is a fast track that demands respect, and so does the Black in yellow, but I'm rapidly approaching the sort of speeds and grip levels that are normally reserved for race cars.Compared with a ‘cooking’ SLS, this stove-hot rocket has much better ceramic brakes, turns like a soldier on parade, and has more power than I can use. I need to stop and think and download Dangerous Dave's eager coaching. While I wait, I soak up the details of a car that takes AMG and Benz into a world that's normally reserved for Ferrari and Lamborghini. Yes, it's that fast. For my second sprint, I quickly lift the pace and relax to enjoy the ride. Except...Except the car is so, so good that I'm struggling to stay ahead of the action. The back is a little unsettled in a couple of places, particularly into the left-hander at Siberia Corner, and the brakes are grabbing me down from more than 200km/h at three places on the track. I'm enjoying, but I am working hard. The car? I'm sure it has plenty in reserve.So I park and smile and laugh and hit the rewind button in my head to enjoy a very, very rare treat in a very rare car. The Black Series SLS is as focussed as anything I've driven at Phillip Island, and that includes a V8 Supercar and a Nissan GT-R, and as brutally fast as you could want or hope. It's silly money, and it would be stupid as a commuter car, but for one special day I'm living a dream.
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Mercedes-Benz SLS 2013 Review
By Craig Duff · 19 Feb 2013
Some cars make you feel like a million dollars. The Mercedes-Benz SLS AMG achieves it at only half the price, making it something of a bargain.A soft-top roof means it misses out on the gullwing doors of its stablemate but it garners even more attention when it is exposed to the elements. That also lifts the lid on one of the best V8 soundtracks on the street, a mechanically composed siren’s song that invites licence-losing stabs of the right foot.VALUEIn the rarified realms of supercar ownership, cost is less of an issue than how the vehicle looks, or how the driver looks in the vehicle. An Audi R8 convertible is $100,000 cheaper than the Mercedes but Audi sold 41 R8s last year against 17 SLS sales.That makes the super-quick Merc grand tourer a more exclusive toy and means owners are less likely to be assailed by the sight of a similar car on weekend jaunts to the holiday house.The $487,000 list price is around $20,000 more than an SLS coupe, courtesy of the triple-layered fabric roof that folds in 11 seconds at speeds up to 50km/h. Most buyers spend well beyond that in personalising their ride, from $3775 for carbon-fibre mirror cowls to $29,750 for the ceramic brakes.TECHNOLOGYThe aluminium space frame houses a naturally aspirated 6.2-litre V8 that sounds as though it’s been penned in the massively long bonnet against its will. It snarls on start-up, bellows under the slightest provocation and crackles on the automated downshifts from the seven-speed dual-clutch transmission. The full suite of technical wizardry is fitted to keep this toy on the tarmac, from adaptive cruise control to blind spot assistance and multi-stage stability control. DESIGNLook at the photos and make up your own mind. Mine says the soft-cloth top detracts from the overall appeal but that’s presumably down the fact AMG wanted to trim weight and keep the centre of gravity low. Top down, it’s a better-looking beast than the Gullwing: long, low and menacing. If only they’d clad it in radar-reflecting panels …SAFETYIt doesn’t feature in EuroNCAP or ANCAP databases because it’s not cost-effective to blow $500,000 on a car that only a handful of people can afford. It is a Merc, though, so it’s safe to assume the SLS holds up under impact.Driver and passenger get four airbags each, the software monitors everything and there is extra bracing throughout the car to keep it stiff and on the black stuff in the first place. Inattention or overconfidence are about the only excuses for binning the SLS … good luck explaining either to the insurance company.DRIVINGI don’t normally name cars, but the SLS AMG isn’t a normal car. I called her Luci, which elicited sighs from friends until I pointed out it was short for Lucifer. Helluva thing, this SLS. There’s no concession to banal practicalities like boot space or interior storage - the door-pocket strips couldn’t hold my wife’s purse - that’s what the other car is for (and I’m assured SLS buyers tend to own a couple of vehicles).It is built for visual and visceral pleasure. There’s a football field of bonnet up front but the car is still relatively easy to park. And a second of button-mashing setup transforms the vehicle from cruise to charge mode. Set the springs and transmission to comfort and it is easily handled eye-candy. Hit the AMG button and you’d better know your business.Right-foot response is hair-raisingly quick, the back end will step out before being electronically hauled into line and the steering picks up laser-guided precision. The brakes are brilliant and because the engine is behind the front axle they can be absolutely hammered without affecting the car’s stance.VERDICTThe spend may be outrageous but few vehicles combine this level of outright prowess with luxurious panache. If money wasn’t an object, the SLS would be the object of my affections, given there’d be another couple of spots in the CCTV-monitored garage for more mundane vehicles.Mercedes-Benz SLS AMG RoadsterPrice: from $487,000Warranty: 3 years/100,000kmResale: N/AService interval: 12 months/20,000kmCrash rating: Note testedSafety: 8 airbags, ABS with EBD, TC, ESC. Adaptive cruise controlEngine: 6.2-litre V8, 420kW/650NmTransmission: 7-speed automatic, rear-wheel driveDimensions: 4.64m (L), 1.94m (W), 1.26m (H)Weight: 1660kgSpare: Tyre-inflation kitThirst: 13.3 litres/100km 98 RON, 311g/km CO2.
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Mercedes-Benz SLS 2012 review
By Ray Massey · 14 May 2012
If you fancy a nifty, not-so-thrifty top-down car, this could be the one for you. (If you don’t have a spare $1500 for every 1 km/h of speed you want to squeeze out of a car, look away now.)Top speed is 317km/h. The base model costs a fraction shy of $490,000. But boy, is it fun. Very naughty. But fun. Rocket-like acceleration. The raw figures — from 0-100km/h in 3.8 seconds — don’t do it justice, especially if you have the top down.This is an awesome, fire-breathing dragon, and it sounds like one when you press the ‘start’ button to ignite the engine. Chief engineer Scotty from the Starship Enterprise would struggle to get more warp speed out of this beast. It makes a sweet and deep noise from the exhaust when you floor the accelerator. Three modes of driving — comfort, sport and sport plus. I had it in sport for most of the time. It hares off as if dragged by wild horses. The torpedo-like bonnet is a beauty to behold. Snug and sumptuous inside while still being sporty. Nice brushed metal switches and tactile feel to the leather interior and dashboard.You sit low as if you’re a pilot, in a spacecraft-like cockpit. This car will certainly get you noticed. I attracted an inordinate amount of female attention (and not all down to my stunning good looks). The car’s pulling power had something to do with it.Let’s face it, unless you are a top footballer or a business chief with enough spare wonga to splash out the equivalent of a one-bedroom flat in a desirable suburb, forget it. The base price of this car is $487,500, but there is a long list of extras that can be loaded on to it. AMG ceramic brakes or the AMG Designo metallic silver paint will each set you back close to $30,000, carbon fibre engine cover is $12,600, cabron fibre interior styling package is $11,025..,that's just a taste of the top shelf options.And at 13.3L/100km — and 20L/100km around town — it’s a true gas-guzzler. It certainly awakened the inner ‘flash git’ in me. But it also raises the ire of other drivers. They really don’t like you. Best to wear shades. Amazing how many white-van men and young punks with their seats set low and their baseball hats high want to race you. Get a life. Rise above it. You can’t compete.
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Mercedes-Benz SLS AMG roadster 2012 review
By Chris Riley · 19 Jan 2012
I could tell you how fast this car is. I could tell you how loud and brash it is. I could tell you how outrageously expensive it is. But there's so much more to the Mercedes-Benz SLS AMG Roadster than this. It's one of those rare cars that is more than the sum total of its parts. There's an aura, a certain mystique about it that elevates the SLS to the very top of the supercar wish list. It's enough to leave a grown man weak in the knees. One thing's for sure, it's a better looker than the Gullwing. I tell you ... you'd mortgage the house to own a car like this.It has a deep, guttural booming engine note, that is even more apparent in the roadster without any roof to mask it. For this reason alone, you'd leave the top down, even in the dead of winter. Start it up, rev it a couple of times and heads whip around up to half a kilometre away. Off throttle it pops, and crackles and carries on just like an F1 racer, blipping the throttle for you on downchanges.It's the same naturally aspirated 6.2-litre V8 engine as the Gullwing, mid-mounted with 420kW of power and 650Nm of torque. It's essentially the same engine as the C63 AMG, but with about 120 different parts and a much higher power output (the C is good for 336kW and 600Nm). These two cars are the last models to employ this engine. When they move to the next generation models we'll see a switch to the turbocharged 5.5-litre V8.Withering. 0-100km/k takes a blistering 3.8 seconds and it has a top speed of 317km/h. There's no difference between the way the coupe and the roadster go, although the roadster weighs another 40kg.In a word  stunning. It's incredibly broad and muscular, filling the road with its riveting road presence. Punch the accelerator and thing roars to life, cannoning forward with a power and grace bellying its 1660kg.The original Gullwing dates back to the 1950s. It's one of the most celebrated cars in motoring history. There was a four cylinder version the 190 SL and six cylinder version the 300 SL. When you put the two side by side you can see where the designers of the modern car drew their inspiration, particularly the side vents or "gills" with their twin slashes of chrome.We had a chat with the owner of a beautiful, blue restored 1960 190 SL. Victorian Murray Allen has owned the car 10 years and has spent eight of those years slavishly restoring the car to concourse condition. He wouldn't say how much this show car owes him, but you;d have to guess that it's a bloody lot. What is it about these cars that attract people like Murray? When you pull them apart, it's the high level of engineering set them apart. "There's a bit more guts to them than most other cars,'' he said.Wait for it. $487,500 before onroads, $17,000 more than the Gullwing, but it gets plenty of extra kit thrown in. You can open and close the roof up to a speed of 50km/h. Vision with the roof up is a bit challenged, so Benz has added a reversing camera and blind spot awareness system as standard. The blind spot system flashes and buzzes a warning in your exterior mirror if there is a car near you. It's also thrown in $8000 worth of leather upholstery but that still leaves room for plenty of options, taking it well over the half million mark ... but for the cost of ceramic brakes you could buy one of Benz's new B-Class runarounds.Benz has sold 75 Gullwings so far in Australia so far and is holding 10 orders for the roadster. Five of the Gullwings are going straight into storage and two of the orders for the roadster are from existing Gullwing owners. The car comes complete with a cover and trickle charge battery kit as standard to assist in storage.
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Mercedes-Benz SLS AMG Roadster 2012 review: road test
By Craig Duff · 19 Jan 2012
You can now put a price on beauty and it is $487,500 for the soft-top Mercedes-Benz SLS AMG Roadster.  And this vehicle is no botox and silicon-enhanced average Joe or Jane but a genuine jaw-dropping supercar that looks and sounds better than the Gullwing Coupe that preceded it.The price is stratospheric by mortal standards and pushes the AMG-developed vehicle into the arms of the moneyed elite. I want to be one of them. If my lucky numbers come up, the local Merc dealer is one of the first people I'd be calling, given there's a months-long wait between placing an order and taking delivery.That hasn't deterred 10 customers from pre-ordering a car, including two who already own the Gullwing. Options are few but run from $29,850 for track-focused ceramic brakes, $11,025 for a carbon-fibre interior pack to $3775 for carbon fibre rear mirrors, $4950 for the adaptive suspension damping and $1950 to paint the brake callipers red.The only thing missing is a touch screen - Mercedes has persisted with the button and dial-driven Comand interface but at this price, I'd want the touchy-feely option as well.AMG developed the SLS and the input of those performance purists it is reflected in every aspect of driving the car. This isn't a fettled Mercedes but a ground-up driver's machine. The heart of the beast is the 6.2-litre V8 that spins like a four-cylinder to crank out 420kW/650Nm and give the car 0-100km/h performance of 3.8 seconds. That is quicker than a Ferrari California and not far off the Porche 911 Turbo Cabriolet.Power is sent to the rear wheels  via a seven-speed automated manual transmission mounted in the back and the car is directed into the turns by the most tactile steering wheel I've had the pleasure of laying hands on.This car looks so good with the top down it should be sold in plain paper packaging and come with warning labels. It will stop traffic. It shares its basic structure with the Gullwing but looks even better when the three-layered red/black/beige lid is lowered - a process that takes only 11 seconds and came be accomplished at up to 50km/h.Rear visibility is restricted with the roof down, which is why the blind-spot assist package is standard on the Roadster. And at almost 2m wide, narrow roads will make drivers nervous, especially with oncoming cars.The SLS is five-star rated. The protection starts with a light-but strong alloy spaceframe chassis that prevents body flex and runs through to eight airbags blanketing the cosy cockpit. Software includes adaptive braking with hill-start assist and a three-stage electronic stability control program. There's also a tyre pressure monitoring system and the previously mentioned blind-spot assist so owners aren't fretting about whether a vehicle in the next lane is hidden by the roof.The menacing bellow that reverberates off rock walls, tunnels and nearby buildings is an aural reminder why the Roadster is a better buy than the Gullwing. If I've spend half a million on a car, I want the world to know why. And the SLS delivers that with an exhaust note that ranges from latent threat at idle to a charge-the-enemy bellow as the tachometer nears 7000rpm.The noise is accompanied by acceleration that can't legally be tapped on Australian roads - human reaction time means the speedo is on the far side of 100km/h by the time the driver eases off.  Find a series of bends and this car dances to a beat few drivers can match. The steering comes alive beneath your hands, transmitting every irregularity in the road back through the wheel to engage the driver as few cars can.The brakes are stupendously good and the adaptive dampers will soften the hits in comfort mode or give you a direct connection to the bitumen in the sports settings. The default ESP mode allows just enough play for the rear end to twitch and remind you the right foot application is too heavy for the steering angle. At that point the chassis soaks up a lot of the lack of talent but persist and the dashboard light will start to flicker.
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Mercedes-Benz SLS 2012 Review
By CarsGuide team · 04 Jan 2012
The SLS AMG Roadster is Mercedes-Benz’s new star.The stunning SLS AMG Roadster comes with a five-star price tag but provided an early Christmas present for The Sun Motors Editor Ken Gibson in the UK – if only for a week – and caps an excellent year for Mercedes with their worldwide sales in overdrive.
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Mercedes-Benz SLS AMG roadster 2011 review
By Glenn Butler · 21 Sep 2011
It is surreal to be driving through the streets of Monaco, home to the insanely rich and beautiful, its roads swarming with exotic cars… and everybody’s looking at me. Okay, its the SLS Roadster that’s turning heads and dropping jaws, not a slightly jetlagged journalist from Australia.The latest drop-top from the AMG magicians at Mercedes-Benz looks like sin, sounds like a road-going thunderstorm, and will have you grinning like a child locked in an ice-cream shop.It’s pointless applying typical value equations to a $500,000 roadster, because cars like the SLS Roadster will never make financial sense. Equally there’s little point comparing it to convertible versions of the Ferrari 458 Italia, Maserati Gran Turismo or Porsche 911 Turbo. Multi-millionaires buy these cars on emotion and desire more-so than pragmatism, and in that regard the SLS is worth every penny. For the power, the sound, the styling, the exclusivity, the sheer hedonism. No car delivers the ‘theatre’ of a supercar better, and it has the performance to match.If you must crunch the numbers, the SLS Roadster has all the luxuries found on the $464,000 Coupe plus a triple-layered folding soft-top that extends or retracts in 11 seconds at speeds up to 50km/h. And that, says Benz, justifies a $40,000 premium over the SLS Coupe.The Roadster is built on the coupe’s lightweight spaceframe chassis which mounts its 6.2-litre V8 low behind the front axle. New doors and additional chassis members front and rear to restore rigidity lost by removing the hardtop roof account for the 40kg weight increase over the 1620kg Coupe.The SLS’s 420kW V8 is one of the best sounding engines on the road today, a free-breathing technical highlight in a world fast succumbing to the efficiencies offered by turbochargers. And it’s matched by a brilliant seven-speed transmission that can change gears itself, or cede total control to you, though it can be a little slow to respond in manual mode.Despite the extra weight and subtle change in roofline and drag, the Roadster matches the Coupe’s 0-100km/h time of 3.9 seconds and 317km/h top speed, not that anyone will reach that in Australia, and its 13.2L/100km fuel consumption figure actually betters the Coupe’s by 0.1L/100km.The roof itself is a triple-layered cloth unit which makes the cabin quieter than most soft-tops when up. It retracts in 11 seconds and can do so at speeds up to 50km/h, giving occupants front-row seats at the mechanical symphony of the decade. Mercedes-Benz says the Roadster and Coupe were designed together from the start, which is why boot space remains relatively unchanged (173litres for the Roadster, 176 for the Coupe) despite stowing a folding roof between boot and occupants.One interesting technology point introduced with the Roadster, and now available on the Coupe, is a race-style telemetry system which can record lap-times and display real-time G-forces and pedal pressure, among other things. The AMG Performance system comes pre-loaded with many of the world’s most famous race tracks so owners can record their laps for later analysis. The system, which is an extra-cost option on Coupe and Roadster, is fundamentally similar to that fitted standard to HSV models, though Benz’s execution and graphics are superior.Some convertibles based on coupes look ungainly or ill-proportioned. Not the SLS Roadster. Roof up or roof down, it looks natural, cohesive and oh so sexy. The SLS Roadster’s sleek silhouette builds on the Coupe’s head-turning road presence, looking not unlike those sleek speedboats of the 50s and 60s most often seen on the emerald waters of the mediterranean.This is not a car for shrinking violets or conservative types. This is a 1950s roadster with modern muscle and rippling road presence. The interior strikes a beautiful balance between luxury and the overt sportiness of the exterior. It’s the perfect place from which to shred a mountain pass or cruise an sea-side boulevard.Don’t hold your breath for independent crash testing of the SLS in either coupe or roadster form. No independent lab would buy one when the same money would crash test a dozen popular models. Mercedes-Benz says internal testing confirms the SLS’s five-star safety rating, so we’ll have to take their word for it.Crash avoidance plays a big part in the SLS Roadster’s armoury. It has all the major electronic assistance systems, such as ESC and Brake Assist. The windscreen header rail is stronger and there’s a fixed roll-over protection system built into the seats to protect occupants if the car flips during a crash.The SLS Roadster may cost close to half a million dollars, but it’s a surefire way to unleash the child inside you. Just sliding deep into its sports seats and thumbing the starter button gets me giggling like I did watching saturday morning cartoons before the parents got up. Every city laneway flanked by tall buildings is a chance to blip the throttle and hear that thundering, crackling engine come bouncing back into your ears. Every tunnel means dropping the roof and revving the engine so it can deafen me like the speaker stack at an AC/DC concert.In fact, you’ll seldom have the roof up — or the radio on — because the SLS’s sonorous voice is heaven to a rev-head’s ears. Screaming as it accelerates, popping and crackling like a rally car as it slows, and when the super-smart 7-speed transmission changes gears you’d swear 12-foot flames just toasted the car behind.Even better, you can do all this without exceeding the speed limit. But, should a race track be available, the SLS’s stratospheric performance will have you laughing maniacally, and not a little fearfully, as it charges the horizon like an enraged bull elephant. Make no mistake, this is not a superficial supercar, it has the ballistic ability to match its muscular looks.Perhaps the biggest trick AMG pulled with the SLS — both Coupe and Roadster — is how incredibly nimble and responsive they are. Both combine stability and poise with rapid response of a big cat on the prowl. The SLS is far more than just a boulevarde bruiser; it is a true supercar. And the ability to drop the roof takes it one adrenaline-pumping step further.
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Mercedes-Benz SLS 2012 Review
By Peter Barnwell · 18 Sep 2011
As controversial as it might sound, we reckon chopping off the Mercedes SLS AMG "Gullwing’’ roof actually improves its looks. Compare the new soft top roadster alongside the Gullwing and you’ll see what we mean. The roadster looks lithe, muscular - a real handsome customer while the Gullwing looks, well, portly.And we are not the only ones who think so given the amount of attention the new SLS roadster garnered at its international launch last week in the South of France. It caused a minor sensation in a region where there are more Ferraris, Lambos and Porsches per square kilometre than anywhere else  "in the world’’ to paraphrase one J Clarkson.Snobby punters from the Riviera actually ran out in front of our red drive car with their phone cameras flashing. "Poor Aussie car punters stop traffic outside the Grand Casino in Monaco.’’ How good it that? Thank you SLS roadster.Having put in some quality time behind the wheel of the new SLS roadster, we had a different perspective from those outside, we could actually feel the thing and explore its vast sporty prowess and that monstrous sound – like a "door slammer’’ drag car on the limit. This was all accentuated on the drive by numerous, long, road tunnels that caused the blatting exhaust to reverberate to the point of pain – good pain.We liked it so much we sought-out said tunnels simply for aural appreciation sessions. Is it the best exhaust note around? Well, the new Lexus LFA is pretty bloody good but in a different way. It’s more your electric high speed machine gun while the SLS roadster is your big cannon. Boom, boom, boom and look out for falling rocks.TECHNOLOGYIt’s exactly the same mechanically as the Gullwing which means a naturally aspirated 6.2-litre petrol V8 kicking out a handy 420kW and 650Nm. Given it weighs 1660kg, the power to weight ratio is rather impressive especially when there’s all that lovely torque providing the thrust.The engine is mounted up front but behind the front axle for better balance. It’s a dry sumper to reduce overall size and allow a low bonnet line. The transmission is a seven-speed dual clutch system mounted transaxle style at the rear of the car with power transmission via a lightweight carbon fibre drive shaft.Performance from this set up is fairly brutal with a 0-100kmh sprint passing in around 3.8 seconds with top whack running to 317kmh. Redline is up around the 7500rpm mark. Benz says the SLS roadster is capable of returning 13.2-litres/100km – perhaps if you drove it with an egg under your foot.You can dial up the dual clutch tranny into one of four modes ranging from C for cruise to Sport plus and there’s a race start function as well if you want to straighten your hair. It blips the throttle on down changes to make you look good.DYNAMICSBuilt around an aluminium space frame, the SLS Roadster is a mere 40kg heavier than the Gullwing and is rock solid roof up or down. Aluminium double wishbone suspension structures are used at all four corners together with a choice of wheels sized 19 inch front and 20-inch rear. Ride is selectable between Comfort, Sport and Sport Plus. All have cause for existence in the SLS because you don’t necessarily want to be in race mode when cruising along the boulevarde.The test car had optional carbon ceramic brakes with six piston front calipers that should be standard on the car but cost an extra 30 grand. They deliver impeccable stopping power without fade – and we tried hard on the sinuous Col de Brouis road up into the Italian Alps.It has super handling characteristics driven in a sporty manner offering extremely high grip levels, fine steering control and those brakes. All this is aided and abetted by the width of the thing – it’s really wide and has suitable wide rubber to match. Heck we even drove the SLS roadster in cruise mode and that was fun too – comfy, smooth, composed.FEATURESSLS roadster is jammed with all manner of goodies from the Benz inventory – Command this, Active that, Integrated the other – what you’d expect in a car that will hover around the half million dollar mark when it arrives soon.Buyers have a wide selection of choices with which to "customise" their SLS roadster right down to the type and colour of upholstery. They are essentially hand made cars – bespoke to use a current (hated) buzzword.There’s a virtual read out meter displaying important information like lap times, power output, lateral forces, linear acceleration and other engine data – just like HSV. And yes, you can download the data onto a USB to take to dinner parties for some chest pounding. You can go on the internet if you have to – in the car, and crank up the audio system to head bending levels.The multi-layer soft top is totally wind and water proof and deploys in 11 seconds up to a speed of 50km/h. The cockpit style dash has everything at your fingertips and large gear change paddles on the wheel.DRIVINGObviously, not too shabby – awesome is more like it. The SLS has a number of brilliant attributes including the engine sound and performance – beyond a legendary "muscle car,"  the way it handles and how it looks. Then you look at the luxury kit and it’s just so opulent there’s too much to mention. You could spend hours in the garage playing with all the features. Many settings are saveable to a default mode so you don’t have to re-set it everything whenever you drive.Few cars will stay with the SLS in performance and handling terms and even fewer have the brutal charm of the beast. It’s bad to the bone – in the nicest possible way. Sprinting through a mountain pass is breathtaking, so is burbling through the city streets like a wild animal ready to pounce – while you luxuriate in the cars prodigious luxury.But the cabin is smallish restricting seat back angle and its low making access a flop rather than anything more graceful. There’s plenty of headroom with the roof on. We could get used to the SLS roadster because it is such an over the top sports car – bigger and better than just about anything else.VERDICTHuge money, huge tax component, huge fun, huge performance. Sexy looks, likes a drink. Yep, we’d have one in a heartbeat.
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