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Mercedes B Class vs Mercedes AMG GT 4-Door Coupé comparison

Compare performance (238 HP vs 843 HP), boot space and price (33,100 £ vs 97,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes B Class or Mercedes AMG GT 4-Door Coupé?

Mercedes B Class vs Mercedes AMG GT 4-Door Coupé: Key differences

Mercedes B Class

4.9 (5 Reviews)
rate
  • significantly cheaper
  • clearly more efficient
  • significantly lighter
details

Mercedes AMG GT 4-Door Coupé

  • considerably more power
  • substantially quicker 0–100 km/h
  • marginally more trunk space
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

B Class

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.

Mercedes B Class is significantly cheaper – starting at 33,100 £ , while the Mercedes AMG GT 4-Door Coupé costs 97,200 £ . That’s a price difference of around 64,082 £.

Fuel consumption also shows a difference: the Mercedes B Class uses 5.1 L/100km and is clearly more efficient than the Mercedes AMG GT 4-Door Coupé with 9.5 L/100km. The difference is about 4.4 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 considerably more power – delivering 843 HP compared to 238 HP. That’s roughly 605 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 2.9 s, while the Mercedes B Class takes 6.5 s. That’s about 3.6 s quicker.

There’s also a difference in torque: the Mercedes AMG GT 4-Door Coupé delivers considerably more torque with 1,470 Nm compared to 400 Nm. That’s about 1,070 Nm more.

B Class

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: Mercedes B Class offers more seats – 5 vs 4.

In terms of curb weight, Mercedes B Class is significantly lighter – 1,405 kg compared to 2,040 kg. The difference is around 635 kg.

Looking at boot space, the Mercedes AMG GT 4-Door Coupé offers marginally more boot space – 461 L compared to 455 L. That’s a difference of about 6 L.

When it comes to payload, the Mercedes B Class carries very slightly more – 550 kg compared to 510 kg. That’s a difference of about 40 kg.

Who wins the race in the data check?

The Mercedes AMG GT 4-Door Coupé is slightly 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 £97,200
AMG GT 4-Door Coupé

Mercedes AMG GT 4-Door Coupé

  • Engine Type : Petrol MHEV, Petrol, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 389 - 843 HP
  • Consumption L/100km : 9.5 - 12.7 L/100km
  • Electric Range : 11 km
details

Frequently compared as well

Mercedes A Class
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Mercedes B Class
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Mercedes B Class
Mercedes AMG GT 4-Door Coupé

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes B Class

The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.

details
18C0947_011
18C0947_009
18C0953_005
18C0953_035
18C0947_044

Reviews Mercedes B Class

4.9 (5 Reviews)
rate
Peter
5 Mar 2026, 05:51:19

My wife and I have been driving a Mercedes W247 200d for seven years now, with 93,000 km on the clock. The car is very comfortable even on long trips and economical. At the last service the pads of the electric parking brake were replaced; otherwise no repairs. We love this car.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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
22C0220_007
22C0220_008
22C0136_006
22C0135_050
22C0179_004

Reviews Mercedes AMG GT 4-Door Coupé

No reviews yet. Share your experience and help others decide.

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Mercedes B Class
Mercedes AMG GT 4-Door Coupé

Costs and Consumption
Price
33,100 - 52,500 £
Price
97,200 - 182,100 £
Consumption L/100km
5.1 - 6.9 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
133 - 156 g/km
co2
215 - 287 g/km
Fuel tank capacity
-
Fuel tank capacity
73 - 80 L

Dimensions and Body
Body Type
MPV
Body Type
Coupe
Seats
5
Seats
4
Doors
-
Doors
5
Curb weight
1,405 - 1,565 kg
Curb weight
2,040 - 2,380 kg
Trunk capacity
445 - 455 L
Trunk capacity
335 - 461 L
Length
-
Length
5,054 mm
Width
1,796 mm
Width
1,953 mm
Height
-
Height
1,447 - 1,455 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
515 - 550 kg
Payload
380 - 510 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
116 - 238 HP
Power HP
389 - 843 HP
Acceleration 0-100km/h
6.5 - 10 s
Acceleration 0-100km/h
2.9 - 4.9 s
Max Speed
-
Max Speed
270 - 316 km/h
Torque
200 - 400 Nm
Torque
500 - 1,470 Nm
Number of Cylinders
4
Number of Cylinders
6 - 8
Power kW
85 - 175 kW
Power kW
286 - 620 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
2,999 - 3,982 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D, E, F
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Mercedes-Benz
What drivetrain options does the Mercedes B Class have?

Available configurations include Front-Wheel Drive or All-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.