New Volkswagen Mission Efficiency prototype is the most efficient electric car ever, beating 2026 Tesla Model Y, Zeekr 7X and all others

2026 Volkswagen Mission Efficiency
Laura Berry

Senior Journalist

3 min read

Volkswagen has built the slipperiest car on Earth, breaking records for aerodynamics and energy efficiency on a production approved vehicle with its Mission Efficiency and it could dramatically change the way our cars look soon.

Volkswagen celebrated its record breaking Mission Efficiency after a 1278km trip from Wolfsburg to Vienna that took them across Germany, Poland, Czechia and Austria from Wolfsburg to Vienna.

It was only charged once, which doesn’t sound like a huge accomplishment given we have electric cars that are now reaching 600-700km on a full charge. What’s so impressive is that this was done with a relatively small battery and incredible efficiency.

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What is Mission Efficiency and just how slippery is it?

Volkswagen has a history of pushing the limits of efficiency and its XL 1, which was built from 2014-2016, had a drag coefficient (Cd) of 0.189 and has held the record ever since for a production car. Just to put that in context an official Olympic approved arrow has a Cd of between 1.5-2.0.

Now, the two-door, four-seater Mission Efficiency has broken the XL 1’s record with a Cd of 0.158. 

That beats anything currently on the market. The most aerodynamic production vehicles you can actually buy include the Mercedes-Benz EQS with a Cd of about 2.0, Mercedes-Benz CLA Ev with 0.21Cd and the Porsche Taycan with a Cd of 0.22.

The Mission Efficiency's slipperiness is down to its tear-drop shape, small frontal area, clad rear wheels and a fully clad underbody. Door handles are integrated into the body and the windows are frameless to help the vehicle slide through the air. 

Powering the Mission Efficiency is a single 99kW motor driving the front wheels - the same unit used in the new ID.Polo small hatch. What’s impressive is the battery size, it’s a 54.9kWh Nickel-Manganese-Cobalt (NMC) unit.

Solar panels on the roof power on-board electronics. 

What is the range of the Mission Efficiency?

The Mission Efficiency drove 1278km from Wolfsburg to Vienna, charging only once with 164.0km of range remaining on completion.

The impressive part about this is the efficiency. The real average energy consumption of the Mission Efficiency over this distance was 6.89kWh/100km. 

In comparison the Mercedes-Benz EQS  has an average energy consumption of 15.6kWh/100km. 

What are the takeaways from the Mission Efficiency's accomplishment?

Volkswagen's Mission Efficiency is not intended to be mass-produced and sold, so the real accomplishment here is that this vehicle was able to achieve outstanding efficiency using all regular road approved equipment and technology.

Volkswagen’s CEO Thomas Schäfer said Mission Efficiency shows what the brand can do with current technology that can be incorporated easily into upcoming vehicles. 

“Mission Efficiency is the ideal way to demonstrate what distinguishes Volkswagen in the electric age: technology for the masses – not just for the few. 

“Rather than using specialist technology, the vehicle set its three world records using affordable production technology from the ID. Polo and ID. Cross, based on the MEB+ platform with front-wheel drive. This shows how much potential efficiency we can add to the latest generation of our electric cars.”

Laura Berry

Senior Journalist

Laura Berry is a best-selling Australian author and journalist who has been reviewing cars for more than 15 years. Much more of a Hot Wheels girl than a Matchbox one, she grew up in a family that would spend every Friday night sitting on a hill at the Speedway watching sprint cars slide in the mud. The best part of this was being given money to buy stickers. She loved stickers… which then turned into a love of tattoos. Out of boredom, she learnt to drive at 14 on her parents’ bush property in what can only be described as a heavily modified Toyota LandCruiser.   At the age of 17 she was told she couldn’t have a V8 Holden ute by her mother, which led to Laura and her father laying in the driveway for three months building a six-cylinder ute with more horsepower than a V8.   Since then she’s only ever owned V8s, with a Ford Falcon XW and a Holden Monaro CV8 part of her collection over the years. Laura began her career as a journalist in the entertainment industry writing about music for The South China Morning Post; television for tvChoice; fashion and celebrities for The Mirror before combining her passion for cars with her profession and moved into motoring. In 2008 she joined News Custom Publishing as Managing Editor of its motoring titles, including Australia’s Best Cars and the official programs for V8 Supercars, Formula 1 Australian Grand Prix and Australian Motorcycle Grand Prix. In 2011 she joined CarsGuide (for the first time), back when it was part of a newspaper, and learnt to test and review cars. This followed a move to Motor as Production Editor, then Wheels as News Editor while also writing for Street Machine and Top Gear Australia. As the media landscape shifted she left print journalism and joined online motoring publication GoAuto as a senior writer. A brief stint in automotive public relations then followed before she joined CarsGuide in 2015 (for the second time) as Senior Journalist where she remains to this day. A wife and mother, and author of two books, her current daily driver is a chopped 1951 Ford Tudor with a V8, of course. You can find Laura on LinkedIn, TikTok and Instagram. Expertise Performance and custom cars Family cars and SUVs Education Bachelor of Arts | Macquarie University Featured Publications The Mirror (UK) | 2002-2006 South China Morning Post | 2004-2006 tvChoice (UK) | 2004-2006 TVQuick (UK) | 2004-2006 Mercedes-Benz Magazine | 2005-2006 Australia’s Best Cars | 2008-2010 V8 Supercars Official Program | 2008-2010 Formula 1 Australian Grand Prix Official Program | 2008-2010 Australian MotoGP Official Program | 2008-2010 Motor | 2012-2013 Street Machine | 2012-2015 Wheels | 2013 Top Gear | 2013-2014 GoAuto | 2014-2015 CarsGuide | 2015-present
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