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Audi A6 Sportback e-tron vs Tesla Model S (2019-2020)
Selected trimperformanceChange trim463 mi · 100 kWh · £69,900
Selected trimLong Range · 2019-20Change trim405 mi · 100 kWh · £82,350
At a glance
In this comparison, Audi A6 Sportback e-tron leads on value for money, motorway range and family practicality, while the Tesla Model S 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.
ValueAudi
Audi
6.6
Tesla
5.9
Motorway RangeAudi
Audi
8.8
Tesla
3.7
FamilyAudi
Audi
7.7
Tesla
6.4
ChargingAudi
Audi
6.8
Tesla
4.9
Cost Per MileAudi
Audi
8.4
Tesla
2.3
What each car does better
See the specification differences behind the verdict, with supporting figures for each advantage.
Audi A6 Sportback e-tron
performance
- £12,450 cheaper
- 58 miles more WLTP range
- 9 min quicker 10-80% rapid charge
Tesla Model S
Long Range
- 243 litres more boot space
- 65 kW more power
- 1.4s quicker 0-62 mph
- 0.5 m tighter turning circle
Key specifications
Compare the key specifications for your selected trims.
| Measure | Audi A6 Sportback e-tronperformance | Tesla Model SLong Range |
|---|---|---|
| Price | £69,900 (better) | £82,350 |
| Official range | 463 miles (better) | 405 miles |
| Boot space | 502 L | 745 L (better) |
| 10-80% rapid charge | 21 min (better) | 30 min |
| 0-62 mph | 5.4 sec | 4 sec (better) |
Size Comparison
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Audi A6 Sportback e-tron
Tesla Model S
Length
Audi A6 Sportback e-tron4,928mm-51mm
Tesla Model S4,979mm
Width
Audi A6 Sportback e-tron1,882mm-82mm
Tesla Model S1,964mm
Height
Audi A6 Sportback e-tron1,487mm
Tesla Model S1,445mm-42mm
Space, size & parking
Parking & manoeuvring
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | Audi A6 Sportback e-tronperformance | Tesla Model SLong Range |
|---|---|---|
| Length | 4,928 mm | 4,979 mm |
| Width (mirrors folded) | 1,882 mm (better) | 1,964 mm |
| Width with mirrors out | 2,137 mm (better) | 2,189 mm |
| Height | 1,487 mm | 1,445 mm |
| Turning circle | 12.3 m | 11.8 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 | Tesla Model SLong Range |
|---|---|---|
| Seats | 5 | 5 |
| ISOFIX child-seat points | Not available | 2 |
| Boot space (seats up) | 502 L | 745 L (better) |
| Boot space (seats down) | 1330 L | 1645 L (better) |
| Frunk | 27 L | 150 L (better) |
| Towing capacity (braked) | Not available | 0 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.
Tesla Model S
- 1st-largest boot among saloon EVs in our catalogue at 745 L.
- A 150 L frunk, one of 4 of 233 UK EVs in our catalogue with a front boot of 150 L or more.
Full specifications
| Specification |  Audi A6 Sportback e-tron performance |  Tesla Model S Long Range |
|---|---|---|
| Dimensions | ||
| Length | 4.93m | 4.98m+51mm |
| Width | 1.88m | 1.96m+82mm |
| Width (mirrors) | 2.14m | 2.19m+52mm |
| Height | 1.49m | 1.45m-42mm |
| Wheelbase | 2.95m | 2.96m+14mm |
| Ground Clearance | Not available | 137mm |
| Capacity | ||
| Boot (seats up) | 502L | 745L (better) |
| Boot (seats down) | 1330L | 1645L (better) |
| Frunk | 27L | 150L (better) |
| Seats | 5 | 5 |
| Practicality | ||
| Turning Circle | 12.3m | 11.8m (better) |
| Kerb Weight | 2,250kg | 2,162kg (better) |
| Electric | ||
| Battery | 100kWh | 100kWh |
| Range (WLTP) | 463 mi (better) | 405 mi |
| Max DC Charge | 270kW (better) | 250kW |
| Pricing | ||
| UK MSRP | £69,900 (better) | £82,350 |
| Details | ||
| Body Style | Saloon | Saloon |
| Available | 2024+ | 2019–2020 |
Range & charging
Range, charging & battery
Check official and estimated driving range alongside charging speeds, efficiency and battery technology.
| Measure | Audi A6 Sportback e-tronperformance | Tesla Model SLong Range |
|---|---|---|
| Official range (WLTP) | 463 miles (better) | 405 miles |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 386 miles (better) | 280 miles |
| 10-80% rapid charge time | 21 min (better) | 30 min |
| Max rapid charge rate | 270 kW (better) | 250 kW |
| Home AC charging | 11 kW | 11 kW |
| Energy consumption | Not available | 176 Wh/km |
| Usable battery capacity | 94.9 kWh | 95 kWh (better) |
| Battery chemistry | NMC | NCA |
| Battery architecture | 800V (better) | 400V |
| Heat pump | Not available | Standard |
Driving & everyday use
Performance & drivetrain
Compare acceleration, power and drivetrain specifications for the selected trims.
| Measure | Audi A6 Sportback e-tronperformance | Tesla Model SLong Range |
|---|---|---|
| 0-62 mph | 5.4 sec | 4 sec (better) |
| Power | 280 kW | 345 kW (better) |
| Torque | 565 Nm | 600 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
Tesla Model S
Long Range
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.
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 - Tesla Model S Long Range
Tested 2022
Adult Occupant94%
Child Occupant91%
Vulnerable Road Users80%
Safety Assist98%
Warranty
Check the published battery warranty cover for each selected trim.
| Measure | Audi A6 Sportback e-tronperformance | Tesla Model SLong Range |
|---|---|---|
| Battery warranty | 8 years | 8 years |
| Battery warranty distance | 160,934 km | 240,000 km (better) |
Buying options
Get a quote
Audi A6 Sportback e-tron
Used on AutoTraderLease deals
Tesla Model S
Used on AutoTraderLease deals
Live used listings
Active inventory from independent UK dealers.
Audi A6 Sportback e-tron
No active listings.
Tesla Model S
- £36,9902020EVHEROView
- £48,9952020EVHEROView
Frequently asked questions
Is the Tesla Model S worth the extra £12,450 over the Audi A6 Sportback e-tron?
The Tesla Model S costs £12,450 more than the Audi A6 Sportback e-tron. For that premium it adds 243 litres more boot space, 65 kW more power and a 1.4s quicker 0-62mph time. The Audi A6 Sportback e-tron is not just cheaper - it also offers 58 miles more WLTP range. 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 Tesla Model S?
The Audi A6 Sportback e-tron is £12,450 cheaper to buy. The Audi A6 Sportback e-tron is cheaper to charge, roughly £144 a year versus £192 for the Tesla Model S, 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 £12,690 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 Tesla Model S 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 280 miles for the Tesla Model S - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The Audi A6 Sportback e-tron goes roughly 106 miles further between charging stops. A rapid charge to 80% takes around 21 minutes in the Audi A6 Sportback e-tron and 30 in the Tesla Model S, so the Audi A6 Sportback e-tron loses less time at each stop. That makes the Audi A6 Sportback e-tron the stronger long-distance car.
Which is easier to park and drive in town, the Audi A6 Sportback e-tron or the Tesla Model S?
The Audi A6 Sportback e-tron is the easier car for tight UK car parks: it is 82 mm narrower than the Tesla Model S. 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 Tesla Model S. The Tesla Model S also turns in a 0.5 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 Tesla Model S?
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 Tesla Model S. 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.
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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 Tesla Model S rank among the best family EVsWhere the Audi A6 Sportback e-tron and Tesla Model S rank among long-range EVsWhere the Audi A6 Sportback e-tron and Tesla Model S rank among the best motorway EVsWhere the Audi A6 Sportback e-tron and Tesla Model S rank among the best city EVsWhere the Audi A6 Sportback e-tron and Tesla Model S rank among the cheapest EVs to runWhere the Audi A6 Sportback e-tron and Tesla Model S rank among EVs with the biggest boots
If neither is quite right
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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 .