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Audi A4 Avant vs Mercedes G-Class comparison

Compare performance (470 HP vs 605 HP), boot space and price (37,200 £ vs 106,600 £ ) at a glance. Find out which car is the better choice for you – Audi A4 Avant or Mercedes G-Class?

Audi A4 Avant vs Mercedes G-Class: Key differences

Audi A4 Avant

5 (1 Reviews)
rate
  • significantly cheaper
  • substantially more efficient
  • slightly quicker 0–100 km/h
  • substantially lighter
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Mercedes G-Class

  • visibly more power
  • visibly more trunk space
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By Achim Sedelmaier

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

A4 Avant

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Audi A4 Avant is significantly cheaper – starting at 37,200 £ , while the Mercedes G-Class costs 106,600 £ . That’s a price difference of around 69,348 £.

Fuel consumption also shows a difference: the Audi A4 Avant uses 4.8 L/100km and is substantially more efficient than the Mercedes G-Class with 8.7 L/100km. The difference is about 3.9 L/100km.

G-Class

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 G-Class offers visibly more power – delivering 605 HP compared to 470 HP. That’s roughly 135 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A4 Avant is slightly quicker – completing the sprint in 3.7 s, while the Mercedes G-Class takes 4.4 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Mercedes G-Class delivers significantly more torque with 1,164 Nm compared to 600 Nm. That’s about 564 Nm more.

A4 Avant

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A4 Avant is substantially lighter – 1,595 kg compared to 2,485 kg. The difference is around 890 kg.

Looking at boot space, the Mercedes G-Class offers visibly more boot space – 640 L compared to 495 L. That’s a difference of about 145 L.

When it comes to payload, the Mercedes G-Class carries clearly more – 715 kg compared to 565 kg. That’s a difference of about 150 kg.

Who wins the race in the data check?

The Audi A4 Avant comes out clearly 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 £37,200
A4 Avant

Audi A4 Avant

  • Engine Type Diesel MHEV, Petrol MHEV, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 136 - 470 HP
  • Consumption L/100km 4.8 - 9.7 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A4 Avant

The Audi A4 Avant blends elegant, understated styling with practical estate versatility, making it a polished choice for drivers who want both poise and generous cargo space. Inside, the cabin feels premium and tech-forward while the composed driving manners turn routine journeys into a quietly satisfying experience—exactly the sensible indulgence buyers will appreciate.

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Reviews Audi A4 Avant

5 (1 Reviews)
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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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Reviews Mercedes G-Class

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Mercedes G-Class

Costs and Consumption
Price
37,200 - 122,500 £
Price
106,600 - 171,000 £
Consumption L/100km
4.8 - 9.7 L/100km
Consumption L/100km
8.7 - 14.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
28 kWh/100km
Electric Range
-
Electric Range
479 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 220 g/km
co2
0 - 336 g/km
Fuel tank capacity
40 - 58 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Off-Roader
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,595 - 1,820 kg
Curb weight
2,485 - 3,085 kg
Trunk capacity
495 L
Trunk capacity
640 L
Length
4,750 - 4,782 mm
Length
-
Width
1,842 - 1,866 mm
Width
1,931 - 1,984 mm
Height
1,428 - 1,493 mm
Height
-
Max trunk capacity
1,495 L
Max trunk capacity
-
Payload
510 - 565 kg
Payload
115 - 715 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol MHEV, Petrol
Engine Type
Petrol MHEV, Diesel MHEV, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
136 - 470 HP
Power HP
387 - 605 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
4.4 - 5.8 s
Max Speed
210 - 300 km/h
Max Speed
-
Torque
270 - 600 Nm
Torque
760 - 1,164 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6 - 8
Power kW
100 - 346 kW
Power kW
285 - 445 kW
Engine capacity
1,968 - 2,894 cm3
Engine capacity
2,989 - 3,982 cm3

General
Model Year
2,023 - 2,024
Model Year
2,025 - 2,026
CO2 Efficiency Class
E, F, D, G
CO2 Efficiency Class
G, A
Brand
Audi
Brand
Mercedes-Benz
What drivetrain options does the Audi A4 Avant have?

The Audi A4 Avant is available as All-Wheel Drive or Front-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.