VS

Audi Q8 vs Mercedes G Class comparison

Compare performance (640 HP vs 605 HP), boot space and price (77,300 £ vs 106,600 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 or Mercedes G Class?

Audi Q8 vs Mercedes G Class: Key differences

Audi Q8

  • noticeably cheaper
  • marginally more power
  • considerably more efficient
  • markedly quicker 0–100 km/h
  • slightly lighter

Mercedes G Class

  • substantially more electric range
  • very slightly more trunk space

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 noticeably cheaper – starting at 77,300 £ , while the Mercedes G Class costs 106,600 £ . That’s a price difference of around 29,276 £.

Fuel consumption also shows a difference: the Audi Q8 uses 3.9 L/100km and is considerably more efficient than the Mercedes G Class with 8.7 L/100km. The difference is about 4.8 L/100km.

As for electric range, the Mercedes G Class offers substantially more range – reaching up to 468 km, about 388 km more than the Audi Q8.

G Class

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 Audi Q8 offers marginally more power – delivering 640 HP compared to 605 HP. That’s roughly 35 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi Q8 is markedly quicker – completing the sprint in 3.6 s, while the Mercedes G Class takes 4.4 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the Mercedes G Class delivers clearly more torque with 1,164 Nm compared to 850 Nm. That’s about 314 Nm more.

Q8

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi Q8 is slightly lighter – 2,175 kg compared to 2,485 kg. The difference is around 310 kg.

Looking at boot space, the Mercedes G Class offers very slightly more boot space – 640 L compared to 605 L. That’s a difference of about 35 L.

When it comes to payload, the Mercedes G Class carries very slightly more – 715 kg compared to 665 kg. That’s a difference of about 50 kg.

Who wins the race in the data check?

The Mercedes G Class is narrowly ahead 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 £106,600
G Class

Mercedes G Class

  • Engine Type : Electric, Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 387 - 605 HP
  • Consumption L/100km : 8.7 - 14.7 L/100km
  • Consumption kWh/100km : 28 kWh/100km
  • Electric Range : 468 km
details

Frequently compared as well

Mercedes G Class
Toyota Land Cruiser
VS
Unsure whether the Mercedes G Class or the Toyota Land Cruiser is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
Audi Q8
VW Touareg
VS
In a head-to-head comparison, the Audi Q8 and VW Touareg showcase how distinct yet equally compelling options can emerge from the same parent company. The Audi Q8 captivates with its bold styling and cutting-edge technology, appealing to those who prioritize luxury and performance. On the other …
Audi Q8
Mercedes G Class

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.

details
A1814677_overfull
A1814680_overfull
A1814674_overfull
A1814679_overfull
A186318_overfull
A186319_overfull
A187744_overfull

Reviews Audi Q8

No reviews yet. Share your experience and help others decide.

Mercedes G Class

The G-Class, often called the G‑Wagen, is a blocky icon that blends unapologetic off-road prowess with a plush, modern cabin, announcing your arrival before you even step out. It’s equally at home crawling over rocks or cruising city streets, and owning one feels like adopting a very expensive, very capable personality.

details
18C0997_133
19C0473_066
18C0997_262

Reviews Mercedes G Class

No reviews yet. Share your experience and help others decide.

Frequently compared as well

Audi Q5
Audi Q8
VS
When it comes to comparing the Audi Q5 and Audi Q8, the distinction is clear in both size and luxury. The Audi Q5 offers a compact, agile driving experience ideal for urban settings, while the Audi Q8 boasts a larger, more commanding presence with advanced tech and premium comfort. Both models …
Audi Q8
BMW X5
VS
In the competitive luxury SUV segment, the Audi Q8 and BMW X5 stand out with their striking designs and advanced technology. The Q8 boasts a sleek, coupe-like silhouette paired with an ultra-modern interior, while the X5 offers a more traditional, yet equally luxurious cabin experience and …
Mercedes G Class
Mercedes GLE
VS
Mercedes G Class and Mercedes GLE 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 Q8
Porsche Cayenne
VS
Audi Q8 and Porsche Cayenne 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.
Mercedes G Class
Toyota Hilux
VS
Unsure whether the Mercedes G Class or the Toyota Hilux is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
Audi Q6 e-tron
Audi Q8
VS
In the growing lineup of electric vehicles, the Audi Q6 e-tron emerges as a worthy contender against the more established Audi Q8. While the Q8 boasts a robust internal combustion engine performance and luxurious features, the Q6 e-tron highlights Audi's commitment to electrification with its …
Audi Q8
Audi Q8 e-tron
VS
Audi Q8 and Audi Q8 e-tron 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 Q8
Volvo XC90
VS
In the battle of luxury SUVs, the Audi Q8 and Volvo XC90 stand out with their distinct offerings. The Q8 impresses with its bold design and cutting-edge technology, providing a sporty driving experience, while the XC90 boasts a focus on safety and spacious interior, making it a family-friendly …
Audi Q8
Mercedes G Class

Costs and Consumption
Price
77,300 - 137,100 £
Price
106,600 - 171,000 £
Consumption L/100km
3.9 - 13.1 L/100km
Consumption L/100km
8.7 - 14.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
28 kWh/100km
Electric Range
80 km
Electric Range
468 km
Battery Capacity
-
Battery Capacity
116 kWh
co2
88 - 297 g/km
co2
0 - 336 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Off-Roader
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2,175 - 2,490 kg
Curb weight
2,485 - 3,085 kg
Trunk capacity
439 - 605 L
Trunk capacity
620 - 640 L
Length
-
Length
4,624 mm
Width
1,995 - 2,007 mm
Width
1,931 - 1,984 mm
Height
-
Height
1,983 mm
Max trunk capacity
-
Max trunk capacity
1,990 L
Payload
620 - 665 kg
Payload
415 - 715 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
Engine Type
Electric, Petrol MHEV, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
231 - 640 HP
Power HP
387 - 605 HP
Acceleration 0-100km/h
3.6 - 7.1 s
Acceleration 0-100km/h
4.4 - 5.8 s
Max Speed
-
Max Speed
180 km/h
Torque
500 - 850 Nm
Torque
760 - 1,164 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
170 - 471 kW
Power kW
285 - 445 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
A, 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.