General information, not advice. Prices, ranges and grants change: confirm with the seller and GOV.UK before you buy.

Be EV Wise › Comparisons › Audi S6 e-tron vs Mercedes-Benz AMG GT 4-Door Coupé

Audi S6 e-tron vs Mercedes-Benz AMG GT 4-Door Coupé

Two saloon cars at similar prices. Here is how the cheapest version of each compares, using the same October 2026 data. The better figure in each row is highlighted; it is not a recommendation.

The main differences

  • The Audi S6 e-tron is £5,735 cheaper than the Mercedes-Benz AMG GT 4-Door Coupé (£97,540 against £103,275).
  • The Mercedes-Benz AMG GT 4-Door Coupé goes further: about 390 miles against 340 in typical real-world driving.
  • The Mercedes-Benz AMG GT 4-Door Coupé charges faster from 10% to 80%: about 12 minutes against 23.
  • The Mercedes-Benz AMG GT 4-Door Coupé is more efficient (3.7 against 3.6 miles per kWh), so it costs less to charge per mile.
  • The Audi S6 e-tron has the bigger boot: 529 litres against 456.

Side by side

Audi S6 e-tron
Sportback
Mercedes-Benz AMG GT 4-Door Coupé
53 4MATIC+
Guide price (from)£97,540£103,275
Real-world range340 mi390 mi
Official WLTP range419 mi503 mi
Cold motorway range250 mi285 mi
Efficiency3.6 mi/kWh3.7 mi/kWh
Usable battery94.9 kWh106 kWh
Rapid charging (peak)up to 269 kWup to 600 kW
10–80% charge23 min12 min
AC charging11 kW11 kW
Boot529 L456 L
Towing (braked)2,100 kg–
Length4,928 mm5,094 mm
0–62 mph3.9 s3.9 s
Heat pumpStandardOptional
V2LNoNot confirmed
Electric Car GrantNot listedNot listed
Brand warrantyCheckCheck
Five-year cost

Cheapest version of each model in our list: Audi S6 e-tron Sportback and Mercedes-Benz AMG GT 4-Door Coupé 53 4MATIC+. Figures from EV Database UK and published UK sources, October 2026. Confirm prices and specifications with the seller.

Frequently asked questions

Which is cheaper, the Audi S6 e-tron or the Mercedes-Benz AMG GT 4-Door Coupé?

The Audi S6 e-tron is £5,735 cheaper than the Mercedes-Benz AMG GT 4-Door Coupé (£97,540 against £103,275).

Which has the longer range, the Audi S6 e-tron or the Mercedes-Benz AMG GT 4-Door Coupé?

The Mercedes-Benz AMG GT 4-Door Coupé goes further: about 390 miles against 340 in typical real-world driving.

More on each car

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