In this comparison, Audi A6 Sportback e-tron leads on motorway range, family practicality and running costs, while the Polestar 4 Coupé leads on charging speed.
Choose the Audi A6 Sportback e-tron if...
Choose the Polestar 4 Coupé if...
Our take
The Audi A6 Sportback e-tron leads in the most categories, but each car here has its strengths.
Too close to call
See the specification differences behind the verdict, with supporting figures for each advantage.
performance
Compare the key specifications for your selected trims.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 4 CoupéRear motor |
|---|---|---|
| Price | £69,900 | £56,750 (better) |
| Official range | 463 miles (better) | 385 miles |
| Boot space | 502 L | 526 L (better) |
| 10-80% rapid charge | 21 min | Not available |
| 0-62 mph | 5.4 sec | Not available |
Size Comparison
Length
Width
Height
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 4 CoupéRear motor |
|---|---|---|
| Length | 4,928 mm | 4,840 mm |
| Width (mirrors folded) | 1,882 mm (better) | 2,008 mm |
| Width with mirrors out | 2,137 mm (better) | 2,139 mm |
| Height | 1,487 mm | 1,534 mm |
| Turning circle | 12.3 m | 11.6 m (better) |
| Clearance in a standard bayA standard UK parking bay is 2,400 mm wide. | 518 mm spare (better) | 392 mm spare |
Compare seating, child-seat mounting points, boot space and towing capacity.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 4 CoupéRear motor |
|---|---|---|
| Seats | 5 | 5 |
| Boot space (seats up) | 502 L | 526 L (better) |
| Boot space (seats down) | 1330 L | Not available |
| Frunk | 27 L | Not available |
| Specification | Audi A6 Sportback e-tron performance | Polestar 4 Coupé Rear motor |
|---|---|---|
| Dimensions | ||
| Length | 4.93m | 4.84m-88mm |
| Width | 1.88m | 2.01m+126mm |
| Width (mirrors) | 2.14m | 2.14m+2mm |
| Height | 1.49m | 1.53m+47mm |
| Wheelbase | 2.95m | 3.00m+53mm |
| Ground Clearance | Not available | 166mm |
| Capacity | ||
| Boot (seats up) | 502L | 526L (better) |
| Boot (seats down) | 1330L | Not available |
| Frunk | 27L | Not available |
| Seats | 5 | 5 |
| Practicality | ||
| Turning Circle | 12.3m | 11.64m (better) |
| Kerb Weight | 2,250kg | 2,230kg (better) |
| Electric | ||
| Battery | 100kWh | 100kWh |
| Range (WLTP) | 463 mi (better) | 385 mi |
| Max DC Charge | 270kW (better) | 200kW |
| Pricing | ||
| UK MSRP | £69,900 | £56,750 (better) |
| Details | ||
| Body Style | Saloon | Coupe SUV |
| Available | 2024+ | 2026+ |
Check official and estimated driving range alongside charging speeds, efficiency and battery technology.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 4 CoupéRear motor |
|---|---|---|
| Official range (WLTP) | 463 miles (better) | 385 miles |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 386 miles (better) | 321 miles |
| 10-80% rapid charge time | 21 min | Not available |
| Max rapid charge rate | 270 kW (better) | 200 kW |
| Home AC charging | 11 kW | 11 kW |
| Usable battery capacity | 94.9 kWh | 100 kWh (better) |
| Battery chemistry | NMC | Not available |
| Battery architecture | 800V | Not available |
Compare acceleration, power and drivetrain specifications for the selected trims.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 4 CoupéRear motor |
|---|---|---|
| 0-62 mph | 5.4 sec | Not available |
| Power | 280 kW (better) | 200 kW |
| Torque | 565 Nm | Not available |
| Drivetrain | RWD | RWD |
See how UK motoring publications rate each car in their road tests. One car has more review coverage than the other - we show that rather than guessing.

Audi A6 Sportback e-tron
performance

Polestar 4 Coupé
Rear motor
No critic reviews gathered yet for this car.
Watch selected video reviews here, or visit each model page for the full collection.
Reviews and videos discuss each model overall; the specifications above apply to your selected trims.
For a useful running-cost comparison, factor in your mileage, charging access and current petrol or diesel car alongside the EV estimate.
Compare with petrol or diesel
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Cost per mile
Compare EV charging costs per mile with petrol and diesel using your charging options.
Check a lease quote
Assess the effective monthly cost alongside the list price and expected depreciation.
Tested 2025
Tested 2025
Check the published battery warranty cover for each selected trim.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 4 CoupéRear motor |
|---|---|---|
| Battery warranty | 8 years | 8 years |
| Battery warranty distance | 160,934 km | 160,934 km |
Get a quote
Audi A6 Sportback e-tron
Polestar 4 Coupé
The Audi A6 Sportback e-tron costs £13,150 more than the Polestar 4 Coupé. For that premium it adds 78 miles more WLTP range, 70 kW faster peak rapid charging and 80 kW more power. On EVcarsguide's combined category scores, the Audi A6 Sportback e-tron comes out ahead overall.
The Polestar 4 Coupé is £13,150 cheaper to buy. The Audi A6 Sportback e-tron is cheaper to charge, roughly £144 a year versus £176 for the Polestar 4 Coupé, at 8,000 miles on an off-peak home tariff. Add 5 years of charging and the Polestar 4 Coupé comes out roughly £12,990 cheaper overall. These figures cover list price and home charging only - insurance, servicing, tyres and depreciation will move the real total.
EVcarsguide estimates a real-world motorway range of about 386 miles for the Audi A6 Sportback e-tron and 321 miles for the Polestar 4 Coupé - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The Audi A6 Sportback e-tron goes roughly 65 miles further between charging stops.
The Audi A6 Sportback e-tron is the easier car for tight UK car parks: it is 126 mm narrower than the Polestar 4 Coupé. In a standard 2,400 mm bay that leaves about 518 mm of total clearance for the Audi A6 Sportback e-tron and about 392 mm of total clearance for the Polestar 4 Coupé. The Polestar 4 Coupé also turns in a 0.7 m tighter circle, which helps with U-turns and multi-storey ramps.
Visit the full model pages for owner feedback, expert reviews, used prices and battery-health information.
Compare similarly sized and priced electric cars before finalising your shortlist.
More Audi A6 Sportback e-tron comparisons
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EVcarsguide scores every verified EV on price, range, family use and running costs. Here is where this pair appears.
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Specs are sourced from manufacturer websites and manually reviewed. These figures were last verified .