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Audi A6 Sportback e-tron vs Polestar 5
Selected trimperformanceChange trim463 mi · 100 kWh · £69,900
Selected trimDual motorChange trim421 mi · 112 kWh · £89,500
At a glance
In this comparison, Audi A6 Sportback e-tron leads on value for money, motorway range and family practicality, while the Polestar 5 leads on charging speed.
Best value
Audi A6 Sportback e-tronRange & charging
Too close to call
Practicality
Audi A6 Sportback e-tronWhich should you choose?
Choose the Audi A6 Sportback e-tron if...
- you want the most for your money - best overall spec per pound
- you do long motorway journeys - it has the best estimated real-world range at speed
- you need the most family-friendly option with good safety and space
- you want the lowest running costs - from just 1.8p per mile on off-peak electricity
Choose the Polestar 5 if...
- you need the fastest charging of these options
How we reached the recommendation
Verdict
Our take
The Audi A6 Sportback e-tron wins almost every category - it's the clear choice unless price is the deciding factor.
ValueAudi
Audi
6.6
Polestar
4.7
Motorway RangeAudi
Audi
8.8
Polestar
5.6
FamilyAudi
Audi
7.7
Polestar
2.2
ChargingPolestar
Audi
6.8
Polestar
7.4
Cost Per MileAudi
Audi
8.4
Polestar
2.1
What each car does better
See the specification differences behind the verdict, with supporting figures for each advantage.
Audi A6 Sportback e-tron
performance
- £19,600 cheaper
- 42 miles more WLTP range
- 137 litres more boot space
Key specifications
Compare the key specifications for your selected trims.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 5Dual motor |
|---|---|---|
| Price | £69,900 (better) | £89,500 |
| Official range | 463 miles (better) | 421 miles |
| Boot space | 502 L (better) | 365 L |
| 10-80% rapid charge | 21 min (better) | 22 min |
| 0-62 mph | 5.4 sec (better) | 6.1 sec |
Size Comparison
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Audi A6 Sportback e-tron
Polestar 5
Length
Audi A6 Sportback e-tron4,928mm-159mm
Polestar 55,087mm
Width
Audi A6 Sportback e-tron1,882mm-133mm
Polestar 52,015mm
Height
Audi A6 Sportback e-tron1,487mm
Polestar 51,425mm-62mm
Space, size & parking
Parking & manoeuvring
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 5Dual motor |
|---|---|---|
| Length | 4,928 mm | 5,087 mm |
| Width (mirrors folded) | 1,882 mm (better) | 2,015 mm |
| Width with mirrors out | 2,137 mm | 2,063 mm (better) |
| Height | 1,487 mm | 1,425 mm |
| Turning circle | 12.3 m | 12.3 m |
| Clearance in a standard bayA standard UK parking bay is 2,400 mm wide. | 518 mm spare (better) | 385 mm spare |
People & luggage
Compare seating, child-seat mounting points, boot space and towing capacity.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 5Dual motor |
|---|---|---|
| Seats | 5 | 5 |
| ISOFIX child-seat points | Not available | 2 |
| Boot space (seats up) | 502 L (better) | 365 L |
| Boot space (seats down) | 1330 L (better) | 1128 L |
| Frunk | 27 L | 62 L (better) |
| Towing capacity (braked) | Not available | 1,800 kg |
How each stacks up
Percentile ranks against UK EVs of the same body style.
Audi A6 Sportback e-tron
Not enough peers to make confident percentile claims.
Polestar 5
- A 62 L frunk, one of 23 of 232 UK EVs in our catalogue with a front boot of 62 L or more.
- At 5,087 mm, longer than 85% of saloon EVs we track.
- Braked towing capacity of 1,800 kg, a stronger tow rating than 100% of saloon EVs we track.
Full specifications
| Specification |  Audi A6 Sportback e-tron performance |  Polestar 5 Dual motor |
|---|---|---|
| Dimensions | ||
| Length | 4.93m | 5.09m+159mm |
| Width | 1.88m | 2.02m+133mm |
| Width (mirrors) | 2.14m | 2.06m-74mm |
| Height | 1.49m | 1.43m-62mm |
| Wheelbase | 2.95m | 3.05m+108mm |
| Ground Clearance | Not available | 149mm |
| Capacity | ||
| Boot (seats up) | 502L (better) | 365L |
| Boot (seats down) | 1330L (better) | 1128L |
| Frunk | 27L | 62L (better) |
| Seats | 5 | 5 |
| Practicality | ||
| Turning Circle | 12.3m (better) | 12.33m |
| Kerb Weight | 2,250kg (better) | 2,481kg |
| Towing Capacity | Not available | 1,800kg |
| Electric | ||
| Battery | 100kWh | 112kWh (better) |
| Range (WLTP) | 463 mi (better) | 421 mi |
| Max DC Charge | 270kW | 350kW (better) |
| Pricing | ||
| UK MSRP | £69,900 (better) | £89,500 |
| Details | ||
| Body Style | Saloon | Saloon |
| Available | 2024+ | 2026+ |
* Polestar 5: Not yet Euro NCAP tested as of 2026-05. Limited-production / halo / pre-launch / new-brand models are typically rated some time after general sale.
Range & charging
Range, charging & battery
Check official and estimated driving range alongside charging speeds, efficiency and battery technology.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 5Dual motor |
|---|---|---|
| Official range (WLTP) | 463 miles (better) | 421 miles |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 386 miles (better) | 309 miles |
| 10-80% rapid charge time | 21 min (better) | 22 min |
| Max rapid charge rate | 270 kW | 350 kW (better) |
| Home AC charging | 11 kW | 11 kW |
| Energy consumption | Not available | 178 Wh/km |
| Usable battery capacity | 94.9 kWh | 112 kWh (better) |
| Battery chemistry | NMC | NMC |
| Battery architecture | 800V | 800V |
Driving & everyday use
Performance & drivetrain
Compare acceleration, power and drivetrain specifications for the selected trims.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 5Dual motor |
|---|---|---|
| 0-62 mph | 5.4 sec (better) | 6.1 sec |
| Power | 280 kW | 550 kW (better) |
| Torque | 565 Nm | 813 Nm (better) |
| Drivetrain | RWD | AWD |
What the critics say
See how UK motoring publications rate each car in their road tests.
Audi A6 Sportback e-tron
performance
Polestar 5
Dual motor
Watch the reviews
Watch selected video reviews here, or visit each model page for the full collection.
Audi A6 Sportback e-tron
All 3 videos
Reviews and videos discuss each model overall; the specifications above apply to your selected trims.
Prices & deals
Calculate your real costs
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
Compare purchase price, energy, road tax and maintenance with a petrol or diesel alternative.
Calculate company-car tax
Work out monthly Benefit-in-Kind using current and future HMRC rates.
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.
Safety & ownership confidence
Euro NCAP - Audi A6 Sportback e-tron performance
Tested 2025
Adult Occupant92%
Child Occupant91%
Safety Assist80%
Full result on euroncap.com (opens in new tab)
Euro NCAP - Polestar 5 Dual motor
Polestar 5 Dual motor
Not yet Euro NCAP tested as of 2026-05. Limited-production / halo / pre-launch / new-brand models are typically rated some time after general sale.
Warranty
Check the published battery warranty cover for each selected trim.
| Measure | Audi A6 Sportback e-tronperformance | Polestar 5Dual motor |
|---|---|---|
| Battery warranty | 8 years | 8 years |
| Battery warranty distance | 160,934 km | 160,934 km |
Buying options
Get a quote
Audi A6 Sportback e-tron
Used on AutoTraderLease deals
Polestar 5
Used on AutoTraderLease deals
Frequently asked questions
Is the Polestar 5 worth the extra £19,600 over the Audi A6 Sportback e-tron?
The Polestar 5 costs £19,600 more than the Audi A6 Sportback e-tron. For that premium it adds 80 kW faster peak rapid charging and 270 kW more power. The Audi A6 Sportback e-tron is not just cheaper - it also offers 42 miles more WLTP range and 137 litres more boot space. On EVcarsguide's combined category scores, the Audi A6 Sportback e-tron comes out ahead overall.
Which is cheaper to own over 5 years, the Audi A6 Sportback e-tron or the Polestar 5?
The Audi A6 Sportback e-tron is £19,600 cheaper to buy. The Audi A6 Sportback e-tron is cheaper to charge, roughly £144 a year versus £192 for the Polestar 5, at 8,000 miles on an off-peak home tariff. Add 5 years of charging and the Audi A6 Sportback e-tron comes out roughly £19,840 cheaper overall. These figures cover list price and home charging only - insurance, servicing, tyres and depreciation will move the real total.
What are the Audi A6 Sportback e-tron and Polestar 5 like on a long motorway trip?
EVcarsguide estimates a real-world motorway range of about 386 miles for the Audi A6 Sportback e-tron and 309 miles for the Polestar 5 - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The Audi A6 Sportback e-tron goes roughly 76 miles further between charging stops. Both rapid-charge to 80% in a similar time, around 21-22 minutes.
Which is easier to park and drive in town, the Audi A6 Sportback e-tron or the Polestar 5?
The Audi A6 Sportback e-tron is the easier car for tight UK car parks: it is 133 mm narrower than the Polestar 5. In a standard 2,400 mm bay that leaves about 518 mm of total clearance for the Audi A6 Sportback e-tron and about 385 mm of total clearance for the Polestar 5.
Which battery will hold up better as a used buy, the Audi A6 Sportback e-tron or the Polestar 5?
Over a 8-year ownership window EVcarsguide's degradation model projects roughly 84% battery health for the Audi A6 Sportback e-tron and 84% for the Polestar 5. That is close enough that capacity loss should not decide between them. Both use NMC-type cells, so for daily use keep the charge limit near 80% to slow degradation. Both batteries carry a 8-year manufacturer warranty.
Go deeper on each car
Visit the full model pages for owner feedback, expert reviews, used prices and battery-health information.
Compare against other rivals
Compare similarly sized and priced electric cars before finalising your shortlist.
More Audi A6 Sportback e-tron comparisons
More Polestar 5 comparisons
See both cars in our rankings
EVcarsguide scores every verified EV on price, range, family use and running costs. Here is where this pair appears.
Where the Audi A6 Sportback e-tron and Polestar 5 rank among the best family EVsWhere the Audi A6 Sportback e-tron and Polestar 5 rank among long-range EVsWhere the Audi A6 Sportback e-tron and Polestar 5 rank among the best motorway EVsWhere the Audi A6 Sportback e-tron and Polestar 5 rank among the best city EVsWhere the Audi A6 Sportback e-tron and Polestar 5 rank among the cheapest EVs to runWhere the Audi A6 Sportback e-tron and Polestar 5 rank among EVs with the biggest boots
If neither is quite right
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Further reading
Explore buying and ownership guides to help you choose between these electric cars.
Data accuracy
Specs are sourced from manufacturer websites and manually reviewed. These figures were last verified .