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BMW i5 vs Mercedes CLA Coupe comparison

Compare performance (601 HP vs 354 HP), boot space and price (60,800 £ vs 39,600 £ ) at a glance. Find out which car is the better choice for you – BMW i5 or Mercedes CLA Coupe?

BMW i5 vs Mercedes CLA Coupe: Key differences

BMW i5

  • significantly more power
  • noticeably quicker 0–100 km/h
  • moderately more trunk space
details

Mercedes CLA Coupe

4.8 (2 Reviews)
rate
  • substantially cheaper
  • slightly more efficient
  • markedly more electric range
  • noticeably lighter
details

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

i5

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 substantially cheaper – starting at 39,600 £ , while the BMW i5 costs 60,800 £ . That’s a price difference of around 21,135 £.

In terms of energy consumption, the Mercedes CLA Coupe is slightly more efficient: consuming 12.3 kWh/100km compared to 14.7 kWh/100km for the BMW i5. That’s a difference of about 2.4 kWh/100km.

As for electric range, the Mercedes CLA Coupe offers markedly more range – reaching up to 792 km, about 165 km more than the BMW i5.

CLA Coupe

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 BMW i5 offers significantly more power – delivering 601 HP compared to 354 HP. That’s roughly 247 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW i5 is noticeably quicker – completing the sprint in 3.8 s, while the Mercedes CLA Coupe takes 4.9 s. That’s about 1.1 s quicker.

There’s also a difference in torque: the BMW i5 delivers clearly more torque with 820 Nm compared to 515 Nm. That’s about 305 Nm more.

i5

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 CLA Coupe is noticeably lighter – 1,695 kg compared to 2,195 kg. The difference is around 500 kg.

Looking at boot space, the BMW i5 offers moderately more boot space – 490 L compared to 405 L. That’s a difference of about 85 L.

When it comes to payload, the BMW i5 carries slightly more – 545 kg compared to 455 kg. That’s a difference of about 90 kg.

Who wins the race in the data check?

The BMW i5 is clearly 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 £60,800
i5

BMW i5

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 340 - 601 HP
  • Consumption kWh/100km 14.7 - 17.1 kWh/100km
  • Electric Range 540 - 627 km
details

Frequently compared as well

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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View detailed analysis

BMW i5

The BMW i5 swaps predictable executive-car manners for a confident electric vibe, marrying refined comfort with surprisingly engaging steering. It’s a practical choice that doesn’t feel dull, offering the kind of clean, premium experience that makes commuting feel like a small indulgence.

details
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P90506448_highRes_the-new-bmw-i5-edriv
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Reviews BMW i5

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

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.

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Reviews Mercedes CLA Coupe

4.8 (2 Reviews)
rate
marco
12 Mar 2026, 18:44:45

A car with a unique line — the shooting brake finally gets a sporty rear and a roomy trunk.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Dejf
18 Dec 2025, 14:59:40

Nice efficient car. Like it

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

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BMW i5
Mercedes CLA Coupe

Costs and Consumption
Price
60,800 - 85,900 £
Price
39,600 - 60,000 £
Consumption L/100km
-
Consumption L/100km
4.9 - 5.3 L/100km
Consumption kWh/100km
14.7 - 17.1 kWh/100km
Consumption kWh/100km
12.3 - 12.7 kWh/100km
Electric Range
540 - 627 km
Electric Range
542 - 792 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 120 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Coupe
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,195 - 2,370 kg
Curb weight
1,695 - 2,135 kg
Trunk capacity
490 L
Trunk capacity
405 L
Length
-
Length
-
Width
1,900 mm
Width
1,855 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 545 kg
Payload
430 - 455 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric, Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction 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
340 - 601 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
3.8 - 6 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
-
Max Speed
-
Torque
430 - 820 Nm
Torque
280 - 515 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
250 - 442 kW
Power kW
115 - 260 kW
Engine capacity
-
Engine capacity
1,499 cm3

General
Model Year
2,023 - 2,024
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
A, C, D
Brand
BMW
Brand
Mercedes-Benz
Is the BMW i5 offered with different drivetrains?

The BMW i5 is available as Rear-Wheel Drive or 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.