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BMW 4 Series Convertible vs Mercedes AMG GT 4-Door Coupé comparison

Compare performance (530 HP vs 1,169 HP), boot space and price (52,600 £ vs 132,600 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Convertible or Mercedes AMG GT 4-Door Coupé?

BMW 4 Series Convertible vs Mercedes AMG GT 4-Door Coupé: Key differences

BMW 4 Series Convertible

  • considerably cheaper
  • substantially lighter
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Mercedes AMG GT 4-Door Coupé

  • significantly more power
  • substantially quicker 0–100 km/h
  • very slightly more trunk space
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By Achim Sedelmaier

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

4 Series Convertible

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.

BMW 4 Series Convertible is considerably cheaper – starting at 52,600 £ , while the Mercedes AMG GT 4-Door Coupé costs 132,600 £ . That’s a price difference of around 79,972 £.

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 offers significantly more power – delivering 1,169 HP compared to 530 HP. That’s roughly 639 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes AMG GT 4-Door Coupé is substantially quicker – completing the sprint in 2.4 s, while the BMW 4 Series Convertible takes 3.7 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Mercedes AMG GT 4-Door Coupé delivers considerably more torque with 2,000 Nm compared to 700 Nm. That’s about 1,300 Nm more.

4 Series Convertible

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 terms of curb weight, BMW 4 Series Convertible is substantially lighter – 1,765 kg compared to 2,535 kg. The difference is around 770 kg.

Looking at boot space, the Mercedes AMG GT 4-Door Coupé offers very slightly more boot space – 400 L compared to 385 L. That’s a difference of about 15 L.

When it comes to payload, the Mercedes AMG GT 4-Door Coupé carries only slightly more – 460 kg compared to 420 kg. That’s a difference of about 40 kg.

Who wins the race in the data check?

The Mercedes AMG GT 4-Door Coupé 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 £132,600
AMG GT 4-Door Coupé

Mercedes AMG GT 4-Door Coupé

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 816 - 1,169 HP
  • Consumption kWh/100km 18.1 - 18.2 kWh/100km
  • Electric Range 686 - 690 km
BMW 4 Series Convertible
Mercedes AMG GT 4-Door Coupé

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW 4 Series Convertible

The BMW 4 Series Convertible blends coupe-like elegance with open-top drama, its sleek profile and distinctive grille demanding attention whether the roof’s up or down. Behind the wheel it serves up taut handling and a refined ride, making it a rewarding choice for drivers who want sporty character without sacrificing everyday comfort — and yes, it looks spectacular when you drop the top.

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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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BMW 4 Series Convertible
Mercedes AMG GT 4-Door Coupé

Costs and Consumption

Price
52,600 - 97,800 £
Price
132,600 - 168,300 £
Consumption L/100km
5.2 - 10.2 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.1 - 18.2 kWh/100km
Electric Range
-
Electric Range
686 - 690 km
Battery Capacity
-
Battery Capacity
-
co2
136 - 231 g/km
co2
-
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Convertible
Body Type
Coupe
Seats
4
Seats
4
Doors
-
Doors
-
Curb weight
1,765 - 2,055 kg
Curb weight
2,535 kg
Trunk capacity
385 L
Trunk capacity
400 L
Length
-
Length
-
Width
1,852 - 1,887 mm
Width
1,958 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
345 - 420 kg
Payload
460 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
184 - 530 HP
Power HP
816 - 1,169 HP
Acceleration 0-100km/h
3.7 - 8.2 s
Acceleration 0-100km/h
2.4 - 2.8 s
Max Speed
-
Max Speed
-
Torque
300 - 700 Nm
Torque
1,800 - 2,000 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
135 - 390 kW
Power kW
600 - 860 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
-

General

Model Year
2,024 - 2,025
Model Year
2026
CO2 Efficiency Class
E, F, G
CO2 Efficiency Class
-
Brand
BMW
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.