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Audi A5 Sportback vs Mercedes AMG GT 4-Door Coupé - Differences and prices compared

Compare performance (367 HP vs 843 HP), boot space and price (38700 £ vs 97200 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Sportback or Mercedes AMG GT 4-Door Coupé?

Audi A5 Sportback

Mercedes AMG GT 4-Door Coupé

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

A5 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 A5 Sportback has a significantly advantage in terms of price – it starts at 38700 £ , while the Mercedes AMG GT 4-Door Coupé costs 97200 £ . That’s a price difference of around 58469 £.

Fuel consumption also shows a difference: Audi A5 Sportback manages with 2 L and is therefore significantly more efficient than the Mercedes AMG GT 4-Door Coupé with 9.50 L. The difference is about 7.50 L per 100 km.

As for electric range, the Audi A5 Sportback performs significantly better – achieving up to 110 km, about 99 km more than the Mercedes AMG GT 4-Door Coupé.

AMG GT 4-Door Coupé

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes AMG GT 4-Door Coupé has a significantly edge – offering 843 HP compared to 367 HP. That’s roughly 476 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes AMG GT 4-Door Coupé is decisively quicker – completing the sprint in 2.90 s, while the Audi A5 Sportback takes 4.50 s. That’s about 1.60 s faster.

In terms of top speed, the Mercedes AMG GT 4-Door Coupé performs distinct better – reaching 316 km/h, while the Audi A5 Sportback tops out at 250 km/h. The difference is around 66 km/h.

There’s also a difference in torque: Mercedes AMG GT 4-Door Coupé pulls convincingly stronger with 1470 Nm compared to 550 Nm. That’s about 920 Nm difference.

A5 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 4 people.

In curb weight, Audi A5 Sportback is a bit lighter – 1770 kg compared to 2040 kg. The difference is around 270 kg.

In terms of boot space, the Mercedes AMG GT 4-Door Coupé offers minimal more room – 461 L compared to 445 L. That’s a difference of about 16 L.

When it comes to payload, Audi A5 Sportback hardly perceptible takes the win – 530 kg compared to 510 kg. That’s a difference of about 20 kg.

Who wins the race in the data check?

The Audi A5 Sportback 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.

Audi A5 Sportback
Mercedes AMG GT 4-Door Coupé

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £38,700
A5 Sportback

Audi A5 Sportback

  • Engine Type : Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Front-Wheel Drive
  • Power HP : 150 - 367 HP
  • Consumption L/100km : 2 - 7.6 L
  • Electric Range : 107 - 110 km
details

Audi A5 Sportback

The Audi A5 Sportback dresses up sleek coupe proportions with the everyday sense of a practical hatchback, so you get striking looks without the compromises. Behind the wheel it balances poise and comfort with premium trimmings that make daily driving feel a little bit special — ideal for buyers who want style and substance in equal measure.

details
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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.

details
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Reviews Audi A5 Sportback

Reviews Mercedes AMG GT 4-Door Coupé

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Mercedes AMG GT 4-Door Coupé

Costs and Consumption
Price
38700 - 68600 £
Price
97200 - 182100 £
Consumption L/100km
2 - 7.6 L
Consumption L/100km
9.5 - 12.7 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
107 - 110 km
Electric Range
11 km
Battery Capacity
20.70 kWh
Battery Capacity
-
co2
45 - 172 g/km
co2
215 - 287 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
73 - 80 L

Dimensions and Body
Body Type
Hatchback
Body Type
Coupe
Seats
4
Seats
4
Doors
5
Doors
5
Curb weight
1770 - 2170 kg
Curb weight
2040 - 2380 kg
Trunk capacity
331 - 445 L
Trunk capacity
335 - 461 L
Length
4829 - 4835 mm
Length
5054 mm
Width
1860 mm
Width
1953 mm
Height
1429 - 1444 mm
Height
1447 - 1455 mm
Max trunk capacity
1175 - 1299 L
Max trunk capacity
-
Payload
475 - 530 kg
Payload
380 - 510 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
150 - 367 HP
Power HP
389 - 843 HP
Acceleration 0-100km/h
4.5 - 9.8 s
Acceleration 0-100km/h
2.9 - 4.9 s
Max Speed
216 - 250 km/h
Max Speed
270 - 316 km/h
Torque
280 - 550 Nm
Torque
500 - 1470 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6 - 8
Power kW
110 - 270 kW
Power kW
286 - 620 kW
Engine capacity
1968 - 2995 cm3
Engine capacity
2999 - 3982 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
G
Brand
Audi
Brand
Mercedes-Benz

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Is the Audi A5 Sportback offered with different drivetrains?

Available configurations include All-Wheel Drive or Front-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.