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Audi A4 Avant vs Mercedes AMG GT 4-Door Coupé comparison

Compare performance (470 HP vs 843 HP), boot space and price (37,200 £ vs 97,200 £ ) at a glance. Find out which car is the better choice for you – Audi A4 Avant or Mercedes AMG GT 4-Door Coupé?

Audi A4 Avant vs Mercedes AMG GT 4-Door Coupé: Key differences

Audi A4 Avant

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  • significantly cheaper
  • clearly more efficient
  • visibly lighter
  • only slightly more trunk space
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Mercedes AMG GT 4-Door Coupé

  • substantially more power
  • clearly quicker 0–100 km/h
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By Achim Sedelmaier

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

A4 Avant

Costs and Efficiency:

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

Audi A4 Avant is significantly cheaper – starting at 37,200 £ , while the Mercedes AMG GT 4-Door Coupé costs 97,200 £ . That’s a price difference of around 59,969 £.

Fuel consumption also shows a difference: the Audi A4 Avant uses 4.8 L/100km and is clearly more efficient than the Mercedes AMG GT 4-Door Coupé with 9.5 L/100km. The difference is about 4.7 L/100km.

AMG GT 4-Door Coupé

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 4-Door Coupé offers substantially more power – delivering 843 HP compared to 470 HP. That’s roughly 373 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes AMG GT 4-Door Coupé is clearly quicker – completing the sprint in 2.9 s, while the Audi A4 Avant takes 3.7 s. That’s about 0.8 s quicker.

Looking at top speed, the Mercedes AMG GT 4-Door Coupé is only slightly faster – reaching 316 km/h, while the Audi A4 Avant tops out at 300 km/h. The difference is around 16 km/h.

There’s also a difference in torque: the Mercedes AMG GT 4-Door Coupé delivers clearly more torque with 1,470 Nm compared to 600 Nm. That’s about 870 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.

Seats: Audi A4 Avant offers more seats – 5 vs 4.

In terms of curb weight, Audi A4 Avant is visibly lighter – 1,595 kg compared to 2,040 kg. The difference is around 445 kg.

Looking at boot space, the Audi A4 Avant offers only slightly more boot space – 495 L compared to 461 L. That’s a difference of about 34 L.

When it comes to payload, the Audi A4 Avant carries very slightly more – 565 kg compared to 510 kg. That’s a difference of about 55 kg.

Who wins the race in the data check?

The Audi A4 Avant holds a decisive overall lead 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
Audi A4 Avant
Mercedes AMG GT 4-Door Coupé

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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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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Mercedes AMG GT 4-Door Coupé

The Mercedes-AMG GT 4-Door Coupé transforms AMG's sports-car attitude into a surprisingly practical four-door package, pairing dramatic coupe looks with an interior that's both luxurious and genuinely usable. It's the choice for buyers who want supercar charisma without losing daily comfort — dramatic presence, a rorty soundtrack, and a chassis that turns routine drives into something worth smiling about.

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Audi A4 Avant
Mercedes AMG GT 4-Door Coupé

Costs and Consumption

Price
37,200 - 122,500 £
Price
97,200 - 182,100 £
Consumption L/100km
4.8 - 9.7 L/100km
Consumption L/100km
9.5 - 12.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 220 g/km
co2
215 - 287 g/km
Fuel tank capacity
40 - 58 L
Fuel tank capacity
73 - 80 L

Dimensions and Body

Body Type
Estate
Body Type
Coupe
Seats
5
Seats
4
Doors
5
Doors
5
Curb weight
1,595 - 1,820 kg
Curb weight
2,040 - 2,380 kg
Trunk capacity
495 L
Trunk capacity
335 - 461 L
Length
4,750 - 4,782 mm
Length
5,054 mm
Width
1,842 - 1,866 mm
Width
1,953 mm
Height
1,428 - 1,493 mm
Height
1,447 - 1,455 mm
Max trunk capacity
1,495 L
Max trunk capacity
-
Payload
510 - 565 kg
Payload
380 - 510 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol MHEV, Petrol
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
136 - 470 HP
Power HP
389 - 843 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
2.9 - 4.9 s
Max Speed
210 - 300 km/h
Max Speed
270 - 316 km/h
Torque
270 - 600 Nm
Torque
500 - 1,470 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6 - 8
Power kW
100 - 346 kW
Power kW
286 - 620 kW
Engine capacity
1,968 - 2,894 cm3
Engine capacity
2,999 - 3,982 cm3

General

Model Year
2,023 - 2,024
Model Year
2025
CO2 Efficiency Class
E, F, D, G
CO2 Efficiency Class
G
Brand
Audi
Brand
Mercedes-Benz
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.