Mercedes-Benz S-Class vs Tesla Model 3

What's the difference?

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Mercedes-Benz S-Class
Mercedes-Benz S-Class

2021 price

Tesla Model 3
Tesla Model 3

$54,900 - $80,900

2026 price

Summary

2021 Mercedes-Benz S-Class
2026 Tesla Model 3
Safety Rating

Engine Type
Twin Turbo V6, 3.0L

Not Applicable, 0.0L
Fuel Type
Premium Unleaded Petrol

Electric
Fuel Efficiency
8.4L/100km (combined)

0.0L/100km (combined)
Seating
5

5
Dislikes
  • Price of entry prohibitive for most
  • 3D instrumentation can make you woozy
  • A tad conservative in design

  • No spare tyre
  • FSD unconvincing
  • Average ownership proposition
2021 Mercedes-Benz S-Class Summary

It's only in the running for the title of world's best luxury car. No biggie here, then.

Like Rolex and Concorde, S-Class has become a byword for ultimate, and deserved or not, the Mercedes-Benz defines its segment despite the best efforts of the BMW 7 Series, Audi A8, Lexus LS and (sadly now-defunct) Jaguar XJ, as well as pointing the way forward with new technologies that eventually trickle down to more proletarian models.

Replacing the half-million selling W222 unveiled in 2013, the W223 is the latest in a long line since the first W187 Ponton debuted in 1951, and includes the famous ‘Finnies' and Stroke-8 models that followed immediately afterwards, but it is the 1972 W116 that really set the template.

Now, seven generations in, the 2021 S-Class is all-new again, with progressive safety and interior features that should help keep it Australia's bestselling full-sized upper-luxury sedan.

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2026 Tesla Model 3 Summary

It’s been in Australia since 2019 and despite the arrival of a comprehensively upgraded version in late 2023, the Tesla Model 3’s once gargantuan popularity has been declining in recent years.

A seemingly never-ending influx of pure-electric alternatives, primarily from China, has eroded the mid-size sedan’s positioning as the go-to, best-value EV choice. 

But to its credit Tesla has again evolved the Model 3 proposition with the introduction of this Long Range Rear-Wheel Drive grade in October last year, at the time positioning it as “the longest-range EV in Australia”.

Since then, Tesla has adjusted the model grade name to Premium Long Range Rear-Wheel Drive.

Some additional tweaks, made in response to customer feedback, also illustrates the EV pioneer’s determination to step up in the face of increasingly fierce competition.

So, does this latest Model 3 do enough to earn a spot on your electric vehicle shopping list? We spent a week behind the wheel to find out.

@carsguide.com.au ‘Dog Mode’ in the Tesla Model 3 is a life-saver for four-legged friends in the summer heat.🐾 #tesla #model3 #ev #cartok #doggosdoingthings ♬ original sound - CarsGuide.com.au
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Deep dive comparison

2021 Mercedes-Benz S-Class 2026 Tesla Model 3

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