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BMW X4 vs Mercedes C-Class Saloon comparison

Compare performance (510 HP vs 680 HP), boot space and price (51,900 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – BMW X4 or Mercedes C-Class Saloon?

BMW X4 vs Mercedes C-Class Saloon: Key differences

BMW X4

  • somewhat more trunk space
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Mercedes C-Class Saloon

  • noticeably cheaper
  • clearly more power
  • markedly more efficient
  • somewhat quicker 0–100 km/h
  • somewhat lighter
details

By Achim Sedelmaier

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

X4

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes C-Class Saloon is noticeably cheaper – starting at 41,300 £ , while the BMW X4 costs 51,900 £ . That’s a price difference of around 10,532 £.

Fuel consumption also shows a difference: the Mercedes C-Class Saloon uses 4.5 L/100km and is markedly more efficient than the BMW X4 with 6 L/100km. The difference is about 1.5 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 clearly more power – delivering 680 HP compared to 510 HP. That’s roughly 170 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is somewhat quicker – completing the sprint in 3.4 s, while the BMW X4 takes 3.8 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers markedly more torque with 1,020 Nm compared to 700 Nm. That’s about 320 Nm more.

X4

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes C-Class Saloon is somewhat lighter – 1,695 kg compared to 1,875 kg. The difference is around 180 kg.

Looking at boot space, the BMW X4 offers somewhat more boot space – 525 L compared to 455 L. That’s a difference of about 70 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 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.

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
BMW X4
Mercedes C-Class Saloon

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

BMW X4

The BMW X4 blends coupe-like styling with SUV practicality, giving you a striking profile that never lets you disappear into traffic. It feels planted and keen behind the wheel, and for buyers who crave personality without sacrificing everyday usability, it’s a compelling and slightly mischievous choice.

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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.

details
BMW X4
Mercedes C-Class Saloon

Costs and Consumption

Price
51,900 - 93,000 £
Price
41,300 - 103,400 £
Consumption L/100km
6 - 10.7 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
156 - 244 g/km
co2
119 - 205 g/km
Fuel tank capacity
65 - 68 L
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,875 - 2,095 kg
Curb weight
1,695 - 2,165 kg
Trunk capacity
525 L
Trunk capacity
455 L
Length
4,751 - 4,754 mm
Length
-
Width
1,918 - 1,938 mm
Width
1,820 - 1,900 mm
Height
1,620 - 1,621 mm
Height
-
Max trunk capacity
1,430 L
Max trunk capacity
-
Payload
415 - 545 kg
Payload
485 - 570 kg

Engine and Performance

Engine Type
Petrol MHEV, 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
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
184 - 510 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
3.8 - 8.4 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
213 - 250 km/h
Max Speed
-
Torque
300 - 700 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
135 - 375 kW
Power kW
135 - 500 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,496 - 1,999 cm3

General

Model Year
2,023 - 2,024
Model Year
2,024 - 2,025
CO2 Efficiency Class
F, G
CO2 Efficiency Class
E, D, G
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.