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BMW 8 Series Coupé vs Mercedes C-Class Saloon comparison

Compare performance (625 HP vs 680 HP), boot space and price (90,000 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – BMW 8 Series Coupé or Mercedes C-Class Saloon?

BMW 8 Series Coupé vs Mercedes C-Class Saloon: Key differences

BMW 8 Series Coupé

  • marginally quicker 0–100 km/h
details

Mercedes C-Class Saloon

  • significantly cheaper
  • marginally more power
  • considerably more efficient
  • barely lighter
  • marginally more trunk space
details

By Achim Sedelmaier

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

8 Series Coupé

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 C-Class Saloon is significantly cheaper – starting at 41,300 £ , while the BMW 8 Series Coupé costs 90,000 £ . That’s a price difference of around 48,675 £.

Fuel consumption also shows a difference: the Mercedes C-Class Saloon uses 4.5 L/100km and is considerably more efficient than the BMW 8 Series Coupé with 6.7 L/100km. The difference is about 2.2 L/100km.

C-Class Saloon

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 C-Class Saloon offers marginally more power – delivering 680 HP compared to 625 HP. That’s roughly 55 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 8 Series Coupé is marginally quicker – completing the sprint in 3.2 s, while the Mercedes C-Class Saloon takes 3.4 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers visibly more torque with 1,020 Nm compared to 750 Nm. That’s about 270 Nm more.

8 Series Coupé

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes C-Class Saloon is barely lighter – 1,695 kg compared to 1,805 kg. The difference is around 110 kg.

Looking at boot space, the Mercedes C-Class Saloon offers marginally more boot space – 455 L compared to 440 L. That’s a difference of about 15 L.

When it comes to payload, the Mercedes C-Class Saloon carries only slightly more – 570 kg compared to 545 kg. That’s a difference of about 25 kg.

Who wins the race in the data check?

The Mercedes C-Class Saloon stands well ahead of its rival 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 £41,300
C-Class Saloon

Mercedes C-Class Saloon

  • Engine Type Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 183 - 680 HP
  • Consumption L/100km 4.5 - 9 L/100km
  • Electric Range 11 km
details

Frequently compared as well

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 8 Series Coupé

The BMW 8 Series Coupé blends elegant, low-slung coupé looks with a purposeful, athletic stance that hints at both comfort and serious driving fun. Inside it feels indulgent and driver-focused, the sort of car that turns motorway miles into a breeze while quietly daring you to chase a twisty back road — and yes, it photographs magnificently.

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Reviews BMW 8 Series Coupé

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Mercedes C-Class Saloon

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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Reviews Mercedes C-Class Saloon

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BMW 8 Series Coupé
Mercedes C-Class Saloon

Costs and Consumption
Price
90,000 - 158,900 £
Price
41,300 - 103,400 £
Consumption L/100km
6.7 - 11.5 L/100km
Consumption L/100km
4.5 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
176 - 263 g/km
co2
119 - 205 g/km
Fuel tank capacity
66 - 68 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
Sedan
Seats
4 - 5
Seats
5
Doors
2 - 4
Doors
-
Curb weight
1,805 - 2,085 kg
Curb weight
1,695 - 2,165 kg
Trunk capacity
420 - 440 L
Trunk capacity
280 - 455 L
Length
4,851 - 5,098 mm
Length
-
Width
1,902 - 1,943 mm
Width
1,820 - 1,900 mm
Height
1,346 - 1,420 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
370 - 545 kg
Payload
485 - 570 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
333 - 625 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
3.2 - 5.4 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
250 km/h
Max Speed
-
Torque
500 - 750 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
245 - 460 kW
Power kW
135 - 500 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2024
Model Year
2,024 - 2,025
CO2 Efficiency Class
G
CO2 Efficiency Class
E, D, G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW 8 Series Coupé?

The BMW 8 Series Coupé is offered with All-Wheel Drive or Rear-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.