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BMW X5 vs Mercedes C-Class Saloon comparison

Compare performance (625 HP vs 680 HP), boot space and price (77,100 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – BMW X5 or Mercedes C-Class Saloon?

BMW X5 vs Mercedes C-Class Saloon: Key differences

BMW X5

3.6 (1 Reviews)
rate
  • clearly more efficient
  • substantially more electric range
  • visibly more trunk space
details

Mercedes C-Class Saloon

  • considerably cheaper
  • marginally more power
  • slightly quicker 0–100 km/h
  • noticeably lighter
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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

X5

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 considerably cheaper – starting at 41,300 £ , while the BMW X5 costs 77,100 £ . That’s a price difference of around 35,732 £.

Fuel consumption also shows a difference: the BMW X5 uses 3 L/100km and is clearly more efficient than the Mercedes C-Class Saloon with 4.5 L/100km. The difference is about 1.5 L/100km.

As for electric range, the BMW X5 offers substantially more range – reaching up to 105 km, about 94 km more than the Mercedes C-Class Saloon.

C-Class Saloon

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

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 Mercedes C-Class Saloon is slightly quicker – completing the sprint in 3.4 s, while the BMW X5 takes 3.9 s. That’s about 0.5 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.

X5

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 5 people.

In terms of curb weight, Mercedes C-Class Saloon is noticeably lighter – 1,695 kg compared to 2,240 kg. The difference is around 545 kg.

Looking at boot space, the BMW X5 offers visibly more boot space – 650 L compared to 455 L. That’s a difference of about 195 L.

When it comes to payload, the BMW X5 carries moderately more – 705 kg compared to 570 kg. That’s a difference of about 135 kg.

Who wins the race in the data check?

The BMW X5 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 £77,100
X5

BMW X5

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 298 - 625 HP
  • Consumption L/100km : 3 - 12.8 L/100km
  • Electric Range : 105 km
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Mercedes C-Class Saloon

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X5

The BMW X5 blends athletic handling with a roomy, premium interior, feeling equally at home on twisty country roads and the school-run car park. Its executive-lounge cabin and confident road presence make it a tempting choice for buyers who want comfort, capability and just a little bit of bragging rights.

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Reviews BMW X5

3.6 (1 Reviews)
rate
Kazibwe Patrick
21 Apr 2026, 11:42:53

Very Good

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

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

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

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BMW X5
Mercedes C-Class Saloon

Costs and Consumption
Price
77,100 - 143,500 £
Price
41,300 - 103,400 £
Consumption L/100km
3 - 12.8 L/100km
Consumption L/100km
4.5 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
105 km
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
68 - 289 g/km
co2
119 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,240 - 2,495 kg
Curb weight
1,695 - 2,165 kg
Trunk capacity
500 - 650 L
Trunk capacity
455 L
Length
-
Length
-
Width
2,004 - 2,015 mm
Width
1,820 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
565 - 705 kg
Payload
485 - 570 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
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
298 - 625 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
3.9 - 6.1 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
-
Max Speed
-
Torque
540 - 750 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4
Power kW
219 - 460 kW
Power kW
135 - 500 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
E, D, G
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW X5?

The BMW X5 is available as 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.