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BMW X3 vs Mercedes C Class Sedan comparison

Compare performance (398 HP vs 680 HP), boot space and price (51,300 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – BMW X3 or Mercedes C Class Sedan?

BMW X3 vs Mercedes C Class Sedan: Key differences

BMW X3

4.6 (1 Reviews)
rate
  • noticeably more trunk space
details

Mercedes C Class Sedan

  • noticeably cheaper
  • substantially more power
  • clearly more efficient
  • clearly more electric range
  • visibly quicker 0–100 km/h
  • slightly lighter
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By Achim Sedelmaier

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

X3

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mercedes C Class Sedan is noticeably cheaper – starting at 41,300 £ , while the BMW X3 costs 51,300 £ . That’s a price difference of around 9,932 £.

Fuel consumption also shows a difference: the Mercedes C Class Sedan uses 1.6 L/100km and is clearly more efficient than the BMW X3 with 2.8 L/100km. The difference is about 1.2 L/100km.

As for electric range, the Mercedes C Class Sedan offers clearly more range – reaching up to 117 km, about 29 km more than the BMW X3.

C Class Sedan

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 Sedan offers substantially more power – delivering 680 HP compared to 398 HP. That’s roughly 282 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C Class Sedan is visibly quicker – completing the sprint in 3.4 s, while the BMW X3 takes 4.6 s. That’s about 1.2 s quicker.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: the Mercedes C Class Sedan delivers markedly more torque with 1,020 Nm compared to 670 Nm. That’s about 350 Nm more.

X3

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 Sedan is slightly lighter – 1,695 kg compared to 1,930 kg. The difference is around 235 kg.

Looking at boot space, the BMW X3 offers noticeably more boot space – 570 L compared to 455 L. That’s a difference of about 115 L.

Maximum payload is identical – both can carry up to 570 kg.

Who wins the race in the data check?

The Mercedes C Class Sedan 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 £41,300
C Class Sedan

Mercedes C Class Sedan

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 183 - 680 HP
  • Consumption L/100km : 1.6 - 9 L/100km
  • Electric Range : 11 - 117 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X3

The BMW X3 mixes Bavarian poise with everyday practicality, delivering a composed ride and a cabin that feels both premium and lived-in. It’s the sort of SUV that lets you enjoy sporty handling without sacrificing family-friendly space, so you get fun and sense in one neat package.

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Reviews BMW X3

4.6 (1 Reviews)
rate

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

Mercedes C Class Sedan

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 Sedan

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

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BMW X3
Mercedes C Class Sedan

Costs and Consumption
Price
51,300 - 72,400 £
Price
41,300 - 103,400 £
Consumption L/100km
2.8 - 7.7 L/100km
Consumption L/100km
1.6 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
88 km
Electric Range
11 - 117 km
Battery Capacity
-
Battery Capacity
19.5 kWh
co2
64 - 175 g/km
co2
41 - 205 g/km
Fuel tank capacity
60 - 65 L
Fuel tank capacity
50 L

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
1,930 - 2,140 kg
Curb weight
1,695 - 2,195 kg
Trunk capacity
460 - 570 L
Trunk capacity
315 - 455 L
Length
4,755 mm
Length
4,751 mm
Width
1,920 mm
Width
1,820 - 1,900 mm
Height
1,660 mm
Height
1,438 mm
Max trunk capacity
1,700 L
Max trunk capacity
-
Payload
570 kg
Payload
480 - 570 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
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
197 - 398 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
4.6 - 7.8 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
215 - 250 km/h
Max Speed
235 - 250 km/h
Torque
330 - 670 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
145 - 293 kW
Power kW
135 - 500 kW
Engine capacity
1,995 - 2,998 cm3
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2,024 - 2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
F, E, B
CO2 Efficiency Class
E, B, D, G
Brand
BMW
Brand
Mercedes-Benz
Is the BMW X3 offered with different drivetrains?

The BMW X3 is offered with 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.