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BMW 3 Series Saloon vs Mercedes CLA Coupe - Differences and prices compared

Compare performance (530 HP vs 354 HP), boot space and price (39900 £ vs 39600 £ ) at a glance. Find out which car is the better choice for you – BMW 3 Series Saloon or Mercedes CLA Coupe?

BMW 3 Series Saloon

Mercedes CLA Coupe

4.9 (1 Reviews)
rate

You can find all user reviews further down on this page.

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

3 Series Saloon

Costs and Efficiency:

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

Mercedes CLA Coupe has a minimal advantage in terms of price – it starts at 39600 £ , while the BMW 3 Series Saloon costs 39900 £ . That’s a price difference of around 306 £.

Fuel consumption also shows a difference: BMW 3 Series Saloon manages with 2.40 L and is therefore significantly more efficient than the Mercedes CLA Coupe with 4.90 L. The difference is about 2.50 L per 100 km.

As for electric range, the Mercedes CLA Coupe performs decisively better – achieving up to 791 km, about 690 km more than the BMW 3 Series Saloon.

CLA Coupe

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the BMW 3 Series Saloon has a distinct edge – offering 530 HP compared to 354 HP. That’s roughly 176 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW 3 Series Saloon is decisively quicker – completing the sprint in 3.50 s, while the Mercedes CLA Coupe takes 4.90 s. That’s about 1.40 s faster.

In terms of top speed, the BMW 3 Series Saloon performs somewhat better – reaching 250 km/h, while the Mercedes CLA Coupe tops out at 210 km/h. The difference is around 40 km/h.

There’s also a difference in torque: BMW 3 Series Saloon pulls distinct stronger with 700 Nm compared to 515 Nm. That’s about 185 Nm difference.

3 Series Saloon

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 curb weight, BMW 3 Series Saloon is hardly perceptible lighter – 1575 kg compared to 1695 kg. The difference is around 120 kg.

In terms of boot space, the BMW 3 Series Saloon offers a bit more room – 480 L compared to 405 L. That’s a difference of about 75 L.

When it comes to payload, BMW 3 Series Saloon minimal takes the win – 495 kg compared to 455 kg. That’s a difference of about 40 kg.

Who wins the race in the data check?

The BMW 3 Series 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.

BMW 3 Series Saloon
Mercedes CLA Coupe

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis
from about £39,900
3 Series Saloon

BMW 3 Series Saloon

  • Engine Type : Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic, Manuel
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 150 - 530 HP
  • Consumption L/100km : 2.4 - 10.1 L
  • Electric Range : 96 - 101 km

BMW 3 Series Saloon

The BMW 3 Series saloon is a driver's car in a suit, blending poised handling with a cabin that feels more premium than its practicality suggests. It’s composed enough for daily duties yet playful enough to keep weekend drives interesting, making it a sensible choice for buyers who still want to have fun.

details

Mercedes CLA Coupe

4.9 (1 Reviews)
rate

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 3 Series Saloon
Mercedes CLA Coupe

Costs and Consumption

Price
39900 - 91000 £
Price
39600 - 59300 £
Consumption L/100km
2.4 - 10.1 L
Consumption L/100km
4.9 - 5.3 L
Consumption kWh/100km
-
Consumption kWh/100km
12.2 - 12.6 kWh
Electric Range
96 - 101 km
Electric Range
541 - 791 km
Battery Capacity
19.50 kWh
Battery Capacity
58 kWh
co2
54 - 227 g/km
co2
0 - 120 g/km
Fuel tank capacity
40 - 59 L
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
Coupe
Seats
5
Seats
5
Doors
4
Doors
4
Curb weight
1575 - 1960 kg
Curb weight
1695 - 2135 kg
Trunk capacity
375 - 480 L
Trunk capacity
405 L
Length
4713 - 4714 mm
Length
4723 mm
Width
1827 - 1903 mm
Width
1855 mm
Height
1440 - 1446 mm
Height
1468 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
405 - 495 kg
Payload
430 - 455 kg

Engine and Performance

Engine Type
Diesel MHEV, Petrol, Petrol MHEV, Plugin Hybrid
Engine Type
Electric, Petrol MHEV
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Manual Gearbox
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
150 - 530 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
3.5 - 8.6 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
218 - 250 km/h
Max Speed
210 km/h
Torque
250 - 700 Nm
Torque
280 - 515 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 390 kW
Power kW
115 - 260 kW
Engine capacity
1995 - 2998 cm3
Engine capacity
1499 cm3

General

Model Year
2024 - 2025
Model Year
2025 - 2026
CO2 Efficiency Class
D, E, F, G, B
CO2 Efficiency Class
A, C, D
Brand
BMW
Brand
Mercedes-Benz
What drive types are available for the BMW 3 Series Saloon?

The BMW 3 Series Saloon is offered with Rear-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.