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Mercedes CLA Coupe vs BMW iX3 comparison
Compare performance (354 HP vs 469 HP), boot space and price (39,600 £ vs 54,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes CLA Coupe or BMW iX3?
Mercedes CLA Coupe vs BMW iX3: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
CLA 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.
Mercedes CLA Coupe is visibly cheaper – starting at 39,600 £ , while the BMW iX3 costs 54,300 £ . That’s a price difference of around 14,706 £.
In terms of energy consumption, the Mercedes CLA Coupe is moderately more efficient: consuming 12.3 kWh/100km compared to 14.6 kWh/100km for the BMW iX3. That’s a difference of about 2.3 kWh/100km.
As for electric range, the BMW iX3 offers only slightly more range – reaching up to 805 km, about 13 km more than the Mercedes CLA Coupe.
iX3
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 BMW iX3 offers markedly more power – delivering 469 HP compared to 354 HP. That’s roughly 115 HP more horsepower.
Both models accelerate almost equally fast – 4.9 s from 0 to 100 km/h.
There’s also a difference in torque: the BMW iX3 delivers markedly more torque with 645 Nm compared to 515 Nm. That’s about 130 Nm more.
CLA Coupe
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 CLA Coupe is clearly lighter – 1,695 kg compared to 2,360 kg. The difference is around 665 kg.
When it comes to payload, the BMW iX3 carries marginally more – 465 kg compared to 455 kg. That’s a difference of about 10 kg.
Who wins the race in the data check?
The Mercedes CLA Coupe holds a narrow overall lead 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 £39,600
Mercedes CLA Coupe
Mercedes CLA Coupe
BMW iX3
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Mercedes CLA Coupe
The Mercedes CLA Coupe cuts a rakish silhouette that blends sporty coupe lines with everyday practicality, giving style-minded buyers a premium image without shouting. Inside it feels more luxurious than its size suggests, with a slick cabin, intuitive tech and a composed ride — the kind of car that parties in the city and still shows up polished on Sunday morning.
details
BMW iX3
The BMW iX3 is an electric SUV that delivers the composed, premium driving experience BMW buyers expect. With a calm, refined cabin and practical everyday usability, it’s a strong choice for those who want electric motoring without giving up luxury and comfort.
details
Mercedes CLA Coupe
BMW iX3
Costs and Consumption |
|
|---|---|
|
Price
39,600 - 60,000 £
|
Price
54,300 - 66,300 £
|
|
Consumption L/100km
4.9 - 5.3 L/100km
|
Consumption L/100km
-
|
|
Consumption kWh/100km
12.3 - 12.7 kWh/100km
|
Consumption kWh/100km
14.6 - 15.1 kWh/100km
|
|
Electric Range
542 - 792 km
|
Electric Range
635 - 805 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 - 120 g/km
|
co2
0 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Coupe
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,695 - 2,135 kg
|
Curb weight
2,360 kg
|
|
Trunk capacity
405 L
|
Trunk capacity
-
|
|
Length
-
|
Length
-
|
|
Width
1,855 mm
|
Width
1,895 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
430 - 455 kg
|
Payload
465 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric, Full Hybrid
|
Engine Type
Electric
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
|
Drive Type
All-Wheel Drive, Rear-Wheel Drive
|
|
Power HP
156 - 354 HP
|
Power HP
320 - 469 HP
|
|
Acceleration 0-100km/h
4.9 - 8.8 s
|
Acceleration 0-100km/h
4.9 - 5.9 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
280 - 515 Nm
|
Torque
500 - 645 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
-
|
|
Power kW
115 - 260 kW
|
Power kW
235 - 345 kW
|
|
Engine capacity
1,499 cm3
|
Engine capacity
-
|
General |
|
|---|---|
|
Model Year
2,025 - 2,026
|
Model Year
2026
|
|
CO2 Efficiency Class
A, C, D
|
CO2 Efficiency Class
A
|
|
Brand
Mercedes-Benz
|
Brand
BMW
|
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.