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Audi Q8 vs Mercedes AMG GT comparison

Compare performance (640 HP vs 816 HP), boot space and price (77,300 £ vs 102,500 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 or Mercedes AMG GT?

Audi Q8 vs Mercedes AMG GT: Key differences

Audi Q8

4.9 (1 Reviews)
rate
  • visibly cheaper
  • clearly more efficient
  • considerably more electric range
  • clearly more trunk space
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Mercedes AMG GT

  • markedly more power
  • clearly quicker 0–100 km/h
  • visibly lighter
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By Achim Sedelmaier

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

Q8

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Audi Q8 is visibly cheaper – starting at 77,300 £ , while the Mercedes AMG GT costs 102,500 £ . That’s a price difference of around 25,190 £.

Fuel consumption also shows a difference: the Audi Q8 uses 3.9 L/100km and is clearly more efficient than the Mercedes AMG GT with 10.3 L/100km. The difference is about 6.4 L/100km.

As for electric range, the Audi Q8 offers considerably more range – reaching up to 80 km, about 69 km more than the Mercedes AMG GT.

AMG GT

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Mercedes AMG GT offers markedly more power – delivering 816 HP compared to 640 HP. That’s roughly 176 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes AMG GT is clearly quicker – completing the sprint in 2.8 s, while the Audi Q8 takes 3.6 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the Mercedes AMG GT delivers significantly more torque with 1,420 Nm compared to 850 Nm. That’s about 570 Nm more.

Q8

Space and Everyday Use:

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

Seats: Audi Q8 offers more seats – 5 vs 2.

In terms of curb weight, Mercedes AMG GT is visibly lighter – 1,790 kg compared to 2,175 kg. The difference is around 385 kg.

Looking at boot space, the Audi Q8 offers clearly more boot space – 605 L compared to 321 L. That’s a difference of about 284 L.

When it comes to payload, the Audi Q8 carries substantially more – 665 kg compared to 215 kg. That’s a difference of about 450 kg.

Who wins the race in the data check?

The Audi Q8 is far ahead overall 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.

from £77,300
Q8

Audi Q8

  • Engine Type Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 231 - 640 HP
  • Consumption L/100km 3.9 - 13.1 L/100km
  • Electric Range 80 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi Q8

The Audi Q8 wraps coupe-like flair around a burly SUV stance, serving up a cabin dressed in premium materials and smart tech that puts comfort and swagger front and center. It’s composed and comfortable on long runs yet happy to play when asked, making it a tempting choice for buyers who want head-turning looks without surrendering everyday practicality.

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Reviews Audi Q8

4.9 (1 Reviews)
rate

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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 Mercedes AMG GT

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Costs and Consumption
Price
77,300 - 137,100 £
Price
102,500 - 194,400 £
Consumption L/100km
3.9 - 13.1 L/100km
Consumption L/100km
10.3 - 14 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
80 km
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
88 - 297 g/km
co2
235 - 319 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Coupe
Seats
5
Seats
2
Doors
-
Doors
-
Curb weight
2,175 - 2,490 kg
Curb weight
1,790 - 2,195 kg
Trunk capacity
439 - 605 L
Trunk capacity
182 - 321 L
Length
-
Length
-
Width
1,995 - 2,007 mm
Width
1,929 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
620 - 665 kg
Payload
170 - 215 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Petrol, 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
231 - 640 HP
Power HP
435 - 816 HP
Acceleration 0-100km/h
3.6 - 7.1 s
Acceleration 0-100km/h
2.8 - 4.6 s
Max Speed
-
Max Speed
-
Torque
500 - 850 Nm
Torque
500 - 1,420 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 8
Power kW
170 - 471 kW
Power kW
320 - 600 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
1,991 - 3,982 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
G
Brand
Audi
Brand
Mercedes-Benz
What drivetrain options does the Audi Q8 have?

Available configurations include All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.