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Audi A8 vs Mercedes AMG GT comparison

Compare performance (571 HP vs 816 HP), boot space and price (91400 £ vs 102500 £ ) at a glance. Find out which car is the better choice for you – Audi A8 or Mercedes AMG GT?

Audi A8 vs Mercedes AMG GT: Key differences

Audi A8

5 (1 Reviews)
rate
  • a bit cheaper
  • decisively more efficient
  • convincingly more electric range

Mercedes AMG GT

  • noticeable more power
  • evident quicker from 0–100 km/h
  • a bit lighter

Here’s where it gets real: The technical differences in detail

A8

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Audi A8 has a a bit advantage in terms of price – it starts at 91400 £ , while the Mercedes AMG GT costs 102500 £ . That’s a price difference of around 11133 £.

Fuel consumption also shows a difference: Audi A8 manages with 4.60 L and is therefore decisively more efficient than the Mercedes AMG GT with 10.30 L. The difference is about 5.70 L per 100 km.

As for electric range, the Audi A8 performs convincingly better – achieving up to 58 km, about 47 km more than the Mercedes AMG GT.

AMG GT

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mercedes AMG GT has a noticeable edge – offering 816 HP compared to 571 HP. That’s roughly 245 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes AMG GT is evident quicker – completing the sprint in 2.80 s, while the Audi A8 takes 3.80 s. That’s about 1 s faster.

There’s also a difference in torque: Mercedes AMG GT pulls clearly stronger with 1420 Nm compared to 800 Nm. That’s about 620 Nm difference.

A8

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Audi A8 offers clearly more seating capacity – 5 vs 2.

In curb weight, Mercedes AMG GT is a bit lighter – 1790 kg compared to 2035 kg. The difference is around 245 kg.

When it comes to payload, Audi A8 decisively takes the win – 700 kg compared to 215 kg. That’s a difference of about 485 kg.

Who wins the race in the data check?

The Audi A8 sits well ahead of its rival in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

Frequently compared as well

Mercedes AMG GT
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Audi A7
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Audi A7 and Audi A8 go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice.
Audi A8
Mercedes AMG GT

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £91,400
A8

Audi A8

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 286 - 571 HP
  • Consumption L/100km : 4.6 - 11.5 L
  • Electric Range : 58 km
details

Audi A8

5 (1 Reviews)
rate

The Audi A8 arrives with the kind of quiet authority that makes other limousines feel like they’re trying too hard, offering a cabin wrapped in subtle luxury and tech that never demands attention. For buyers who want composed comfort and discreet status, it’s the sensible splurge that turns daily commutes into a private parade.

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Mercedes AMG GT

The Mercedes-AMG GT is a theatrical sports car with prowling looks and an aggressive exhaust note that announces its intentions the moment it fires up. It pairs ferocious performance with surprising everyday usability — a taut yet forgiving chassis and a cockpit that feels special — making sensible buyers suddenly very good at justifying indulgence.

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Reviews Audi A8

5 (1 Reviews)
rate

Reviews Mercedes AMG GT

Audi A8
Mercedes AMG GT

Costs and Consumption
Price
91400 - 134900 £
Price
102500 - 194400 £
Consumption L/100km
4.6 - 11.5 L
Consumption L/100km
10.3 - 14 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
58 km
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
105 - 260 g/km
co2
235 - 319 g/km
Fuel tank capacity
82 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Coupe
Seats
5
Seats
2
Doors
4
Doors
-
Curb weight
2035 - 2415 kg
Curb weight
1790 - 2195 kg
Trunk capacity
390 - 505 L
Trunk capacity
-
Length
5190 - 5320 mm
Length
-
Width
1945 mm
Width
1929 mm
Height
1473 - 1488 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 700 kg
Payload
170 - 215 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
286 - 571 HP
Power HP
435 - 816 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
2.8 - 4.6 s
Max Speed
250 km/h
Max Speed
-
Torque
500 - 800 Nm
Torque
500 - 1420 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 8
Power kW
210 - 420 kW
Power kW
320 - 600 kW
Engine capacity
2967 - 3996 cm3
Engine capacity
1991 - 3982 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
G, C
CO2 Efficiency Class
G
Brand
Audi
Brand
Mercedes-Benz

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Is the Audi A8 offered with different drivetrains?

The Audi A8 is offered with All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.