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Audi A3 Sportback vs Mercedes G Class - Differences and prices compared
Compare performance (400 HP vs 605 HP), boot space and price (27000 £ vs 106600 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or Mercedes G Class?
A3 Sportback
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 A3 Sportback has a significantly advantage in terms of price – it starts at 27000 £ , while the Mercedes G Class costs 106600 £ . That’s a price difference of around 79590 £.
Fuel consumption also shows a difference: Audi A3 Sportback manages with 1.10 L and is therefore decisively more efficient than the Mercedes G Class with 8.70 L. The difference is about 7.60 L per 100 km.
As for electric range, the Mercedes G Class performs convincingly better – achieving up to 468 km, about 327 km more than the Audi A3 Sportback.
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 Mercedes G Class has a distinct edge – offering 605 HP compared to 400 HP. That’s roughly 205 HP more horsepower.
In acceleration from 0 to 100 km/h, the Audi A3 Sportback is slightly quicker – completing the sprint in 3.80 s, while the Mercedes G Class takes 4.40 s. That’s about 0.60 s faster.
In terms of top speed, the Audi A3 Sportback performs hardly perceptible better – reaching 237 km/h, while the Mercedes G Class tops out at 220 km/h. The difference is around 17 km/h.
There’s also a difference in torque: Mercedes G Class pulls convincingly stronger with 1164 Nm compared to 500 Nm. That’s about 664 Nm difference.
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A3 Sportback
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Both vehicles offer seating for 5 people.
In curb weight, Audi A3 Sportback is clearly lighter – 1360 kg compared to 2485 kg. The difference is around 1125 kg.
In terms of boot space, the Mercedes G Class offers convincingly more room – 640 L compared to 380 L. That’s a difference of about 260 L.
In maximum load capacity, the Mercedes G Class performs convincingly better – up to 2010 L, which is about 910 L more than the Audi A3 Sportback.
When it comes to payload, Mercedes G Class noticeable takes the win – 715 kg compared to 480 kg. That’s a difference of about 235 kg.
Who comes out on top?
Overall, the Audi A3 Sportback shows itself to be is largely superior and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.
from about £27,000
Audi A3 Sportback
Audi A3 Sportback
Mercedes G Class
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Audi A3 Sportback
The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.
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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.
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Audi A3 Sportback
Mercedes G Class
Costs and Consumption |
|
|---|---|
|
Price
27000 - 56600 £
|
Price
106600 - 171000 £
|
|
Consumption L/100km
1.1 - 9.3 L
|
Consumption L/100km
8.7 - 14.7 L
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
28 kWh
|
|
Electric Range
134 - 141 km
|
Electric Range
468 km
|
|
Battery Capacity
19.70 kWh
|
Battery Capacity
116 kWh
|
|
co2
25 - 211 g/km
|
co2
0 - 336 g/km
|
|
Fuel tank capacity
40 L
|
Fuel tank capacity
100 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
Hatchback
|
Body Type
Off-Roader
|
|
Seats
5
|
Seats
5
|
|
Doors
5
|
Doors
5
|
|
Curb weight
1360 - 1685 kg
|
Curb weight
2485 - 3085 kg
|
|
Trunk capacity
280 - 380 L
|
Trunk capacity
620 - 640 L
|
|
Length
4352 - 4353 mm
|
Length
4624 - 4873 mm
|
|
Width
1816 - 1851 mm
|
Width
1931 - 1984 mm
|
|
Height
1441 - 1470 mm
|
Height
1973 - 1983 mm
|
|
Max trunk capacity
1100 L
|
Max trunk capacity
1990 - 2010 L
|
|
Payload
410 - 480 kg
|
Payload
415 - 715 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
|
Engine Type
Electric, Petrol MHEV, Diesel MHEV
|
|
Transmission
Manuel, Automatic
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Transmission
Automatic
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Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
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Transmission Detail
Reduction Gearbox, Automatic Gearbox
|
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
Drive Type
All-Wheel Drive
|
|
Power HP
116 - 400 HP
|
Power HP
387 - 605 HP
|
|
Acceleration 0-100km/h
3.8 - 10.1 s
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Acceleration 0-100km/h
4.4 - 5.8 s
|
|
Max Speed
225 - 237 km/h
|
Max Speed
180 - 220 km/h
|
|
Torque
220 - 500 Nm
|
Torque
760 - 1164 Nm
|
|
Number of Cylinders
4 - 5
|
Number of Cylinders
6 - 8
|
|
Power kW
85 - 294 kW
|
Power kW
285 - 445 kW
|
|
Engine capacity
1498 - 2480 cm3
|
Engine capacity
2989 - 3982 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2024 - 2025
|
|
CO2 Efficiency Class
D, F, E, G, B
|
CO2 Efficiency Class
A, G
|
|
Brand
Audi
|
Brand
Mercedes-Benz
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What drive types are available for the Audi A3 Sportback?
The Audi A3 Sportback is offered with Front-Wheel Drive or 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.