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BMW 4 Series Coupe vs Mercedes SL Class comparison

Compare performance (530 HP vs 816 HP), boot space and price (45,700 £ vs 112,700 £ ) at a glance. Find out which car is the better choice for you – BMW 4 Series Coupe or Mercedes SL Class?

BMW 4 Series Coupe vs Mercedes SL Class: Key differences

BMW 4 Series Coupe

5 (1 Reviews)
rate
  • substantially cheaper
  • considerably more efficient
  • a bit lighter
details

Mercedes SL Class

  • clearly more power
  • clearly quicker 0–100 km/h
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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

4 Series Coupe

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 Coupe is substantially cheaper – starting at 45,700 £ , while the Mercedes SL Class costs 112,700 £ . That’s a price difference of around 67,019 £.

Fuel consumption also shows a difference: the BMW 4 Series Coupe uses 4.8 L/100km and is considerably more efficient than the Mercedes SL Class with 9 L/100km. The difference is about 4.2 L/100km.

SL Class

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 SL Class offers clearly more power – delivering 816 HP compared to 530 HP. That’s roughly 286 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes SL Class is clearly quicker – completing the sprint in 2.9 s, while the BMW 4 Series Coupe takes 3.5 s. That’s about 0.6 s quicker.

There’s also a difference in torque: the Mercedes SL Class delivers clearly more torque with 1,420 Nm compared to 700 Nm. That’s about 720 Nm more.

4 Series Coupe

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 Coupe is a bit lighter – 1,600 kg compared to 1,810 kg. The difference is around 210 kg.

When it comes to payload, the BMW 4 Series Coupe carries marginally more – 415 kg compared to 375 kg. That’s a difference of about 40 kg.

Who wins the race in the data check?

The BMW 4 Series Coupe is clearly superior 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.

from £45,700
4 Series Coupe

BMW 4 Series Coupe

  • Engine Type : Diesel MHEV, Petrol, Petrol MHEV
  • Transmission : Automatic, Manuel
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 184 - 530 HP
  • Consumption L/100km : 4.8 - 10 L/100km
details

Frequently compared as well

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BMW 4 Series Coupe
Mercedes SL Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 4 Series Coupe

The BMW 4 Series Coupe blends aggressive styling with a driver-focused cabin, making even the humdrum commute feel like a short track day. It balances sharp handling and grown-up comfort with a dash of theatrical flair, so you get sportscar charisma without the drama of constant sacrifices.

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Reviews BMW 4 Series Coupe

5 (1 Reviews)
rate
Shomguy
20 Jan 2026, 13:24:39

BMW is the best

How do you mainly use this car? (optional): Family car
Safety

Mercedes SL Class

The Mercedes SL blends timeless elegance with a cheeky sense of occasion, its retractable roof turning any commute into a small celebratory parade. Behind the wheel it behaves like a grown-up sports car that prefers comfort and presence over headline-grabbing bravado, making it a tempting choice for buyers who want to arrive in style.

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15C1119_004

Reviews Mercedes SL Class

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

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BMW 4 Series Coupe
Mercedes SL Class

Costs and Consumption
Price
45,700 - 92,700 £
Price
112,700 - 219,300 £
Consumption L/100km
4.8 - 10 L/100km
Consumption L/100km
9 - 13.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
12 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 226 g/km
co2
206 - 309 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
Roadster
Seats
4
Seats
4
Doors
-
Doors
-
Curb weight
1,600 - 1,895 kg
Curb weight
1,810 - 2,195 kg
Trunk capacity
440 L
Trunk capacity
-
Length
-
Length
-
Width
1,852 - 1,887 mm
Width
1,915 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
355 - 415 kg
Payload
145 - 375 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Manual Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
184 - 530 HP
Power HP
381 - 816 HP
Acceleration 0-100km/h
3.5 - 7.5 s
Acceleration 0-100km/h
2.9 - 4.9 s
Max Speed
-
Max Speed
-
Torque
300 - 700 Nm
Torque
480 - 1,420 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 8
Power kW
135 - 390 kW
Power kW
280 - 600 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,991 - 3,982 cm3

General
Model Year
2,024 - 2,025
Model Year
2025
CO2 Efficiency Class
D, E, F, G
CO2 Efficiency Class
G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW 4 Series Coupe?

Available configurations include Rear-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.