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Audi A6 Sportback e-tron vs Audi e-tron GT (2021-2024)
Selected trimperformanceChange trim463 mi · 100 kWh · £69,900
Selected trimquattro 93kWh · 2021-24303 mi · 93.4 kWh · £79,900
At a glance
In this comparison, Audi A6 Sportback e-tron leads on value for money, motorway range and family practicality, while the Audi e-tron GT stays competitive across the board.
Best value
Audi A6 Sportback e-tronRange & charging
Audi A6 Sportback e-tronPracticality
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 need the fastest charging of these options
- you want the lowest running costs - from just 1.8p per mile on off-peak electricity
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.
ValueA6 Sportback e-tron
A6 Sportback e-tron
6.6
e-tron GT
5
Motorway RangeA6 Sportback e-tron
A6 Sportback e-tron
8.8
e-tron GT
5.3
FamilyA6 Sportback e-tron
A6 Sportback e-tron
7.7
e-tron GT
4.1
ChargingA6 Sportback e-tron
A6 Sportback e-tron
6.8
e-tron GT
6
Cost Per MileA6 Sportback e-tron
A6 Sportback e-tron
8.4
e-tron GT
1.2
What each car does better
See the specification differences behind the verdict, with supporting figures for each advantage.
Audi A6 Sportback e-tron
performance
- £10,000 cheaper
- 160 miles more WLTP range
- 97 litres more boot space
- 1 more seat
Key specifications
Compare the key specifications for your selected trims.
| Measure | Audi A6 Sportback e-tronperformance | Audi e-tron GTquattro 93kWh |
|---|---|---|
| Price | £69,900 (better) | £79,900 |
| Official range | 463 miles (better) | 303 miles |
| Boot space | 502 L (better) | 405 L |
| 10-80% rapid charge | 21 min | 18 min (better) |
| 0-62 mph | 5.4 sec | 4 sec (better) |
Size Comparison
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Audi A6 Sportback e-tron
Audi e-tron GT
Length
Audi A6 Sportback e-tron4,928mm-61mm
Audi e-tron GT4,989mm
Width
Audi A6 Sportback e-tron1,882mm-82mm
Audi e-tron GT1,964mm
Height
Audi A6 Sportback e-tron1,487mm
Audi e-tron GT1,396mm-91mm
Space, size & parking
Parking & manoeuvring
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | Audi A6 Sportback e-tronperformance | Audi e-tron GTquattro 93kWh |
|---|---|---|
| Length | 4,928 mm | 4,989 mm |
| Width (mirrors folded) | 1,882 mm (better) | 1,964 mm |
| Width with mirrors out | 2,137 mm (better) | 2,158 mm |
| Height | 1,487 mm | 1,396 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) | 436 mm spare |
People & luggage
Compare seating, child-seat mounting points, boot space and towing capacity.
| Measure | Audi A6 Sportback e-tronperformance | Audi e-tron GTquattro 93kWh |
|---|---|---|
| Seats | 5 (better) | 4 |
| Boot space (seats up) | 502 L (better) | 405 L |
| Boot space (seats down) | 1330 L | Not available |
| Frunk | 27 L | 85 L (better) |
Full specifications
| Specification |  Audi A6 Sportback e-tron performance |  Audi e-tron GT quattro 93kWh |
|---|---|---|
| Dimensions | ||
| Length | 4.93m | 4.99m+61mm |
| Width | 1.88m | 1.96m+82mm |
| Width (mirrors) | 2.14m | 2.16m+21mm |
| Height | 1.49m | 1.40m-91mm |
| Wheelbase | 2.95m | 2.90m-46mm |
| Capacity | ||
| Boot (seats up) | 502L (better) | 405L |
| Boot (seats down) | 1330L | Not available |
| Frunk | 27L | 85L (better) |
| Seats | 5 (better) | 4 |
| Practicality | ||
| Turning Circle | 12.3m | 11.6m (better) |
| Kerb Weight | 2,250kg (better) | 2,340kg |
| Electric | ||
| Battery | 100kWh (better) | 93.4kWh |
| Range (WLTP) | 463 mi (better) | 303 mi |
| Max DC Charge | 270kW | 270kW |
| Pricing | ||
| UK MSRP | £69,900 (better) | £79,900 |
| Details | ||
| Body Style | Saloon | Coupe |
| Available | 2024+ | 2021–2024 |
* Audi e-tron GT: 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 | Audi e-tron GTquattro 93kWh |
|---|---|---|
| Official range (WLTP) | 463 miles (better) | 303 miles |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 386 miles (better) | 253 miles |
| 10-80% rapid charge time | 21 min | 18 min (better) |
| Max rapid charge rate | 270 kW | 270 kW |
| Home AC charging | 11 kW | 11 kW |
| Usable battery capacity | 94.9 kWh (better) | 86 kWh |
| 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 | Audi e-tron GTquattro 93kWh |
|---|---|---|
| 0-62 mph | 5.4 sec | 4 sec (better) |
| Power | 280 kW | 390 kW (better) |
| Torque | 565 Nm | 590 Nm (better) |
| Drivetrain | RWD | AWD |
What the critics say
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
Audi e-tron GT
quattro 93kWh
No critic reviews gathered yet for this car.
Watch the reviews
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.
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 - Audi e-tron GT quattro 93kWh
Audi e-tron GT quattro 93kWh
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 | Audi e-tron GTquattro 93kWh |
|---|---|---|
| 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
Audi e-tron GT
Used on AutoTraderLease deals
Frequently asked questions
Is the Audi e-tron GT worth the extra £10,000 over the Audi A6 Sportback e-tron?
The Audi e-tron GT costs £10,000 more than the Audi A6 Sportback e-tron. For that premium it adds 110 kW more power and a 1.4s quicker 0-62mph time. The Audi A6 Sportback e-tron is not just cheaper - it also offers 160 miles more WLTP range, 97 litres more boot space and 1 more seat (5 versus 4). 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 Audi e-tron GT?
The Audi A6 Sportback e-tron is £10,000 cheaper to buy. The Audi A6 Sportback e-tron is cheaper to charge, roughly £144 a year versus £208 for the Audi e-tron GT, 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 £10,320 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 Audi e-tron GT 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 253 miles for the Audi e-tron GT - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The Audi A6 Sportback e-tron goes roughly 133 miles further between charging stops. Both rapid-charge to 80% in a similar time, around 18-21 minutes.
Which is easier to park and drive in town, the Audi A6 Sportback e-tron or the Audi e-tron GT?
The Audi A6 Sportback e-tron is the easier car for tight UK car parks: it is 82 mm narrower than the Audi e-tron GT. In a standard 2,400 mm bay that leaves about 518 mm of total clearance for the Audi A6 Sportback e-tron and about 436 mm of total clearance for the Audi e-tron GT. The Audi e-tron GT also turns in a 0.7 m tighter circle, which helps with U-turns and multi-storey ramps.
Which battery will hold up better as a used buy, the Audi A6 Sportback e-tron or the Audi e-tron GT?
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 Audi e-tron GT. 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.
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Further reading
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Data accuracy
Specs are sourced from manufacturer websites and manually reviewed. These figures were last verified .