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Alpine A390 vs Mercedes CLA Coupe comparison

Compare performance (470 HP vs 354 HP), boot space and price (57,900 £ vs 39,600 £ ) at a glance. Find out which car is the better choice for you – Alpine A390 or Mercedes CLA Coupe?

Alpine A390 vs Mercedes CLA Coupe: Key differences

Alpine A390

  • markedly more power
  • visibly quicker 0–100 km/h
  • noticeably more trunk space
details

Mercedes CLA Coupe

4.8 (2 Reviews)
rate
  • considerably cheaper
  • clearly more efficient
  • markedly more electric range
  • clearly 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

A390

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 considerably cheaper – starting at 39,600 £ , while the Alpine A390 costs 57,900 £ . That’s a price difference of around 18,221 £.

In terms of energy consumption, the Mercedes CLA Coupe is clearly more efficient: consuming 12.3 kWh/100km compared to 18.7 kWh/100km for the Alpine A390. That’s a difference of about 6.4 kWh/100km.

As for electric range, the Mercedes CLA Coupe offers markedly more range – reaching up to 792 km, about 241 km more than the Alpine A390.

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 Alpine A390 offers markedly more power – delivering 470 HP compared to 354 HP. That’s roughly 116 HP more horsepower.

When accelerating from 0 to 100 km/h, the Alpine A390 is visibly quicker – completing the sprint in 3.9 s, while the Mercedes CLA Coupe takes 4.9 s. That’s about 1 s quicker.

There’s also a difference in torque: the Alpine A390 delivers noticeably more torque with 824 Nm compared to 515 Nm. That’s about 309 Nm more.

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 clearly lighter – 1,695 kg compared to 2,121 kg. The difference is around 426 kg.

Looking at boot space, the Alpine A390 offers noticeably more boot space – 532 L compared to 405 L. That’s a difference of about 127 L.

When it comes to payload, the Alpine A390 carries very slightly more – 484 kg compared to 455 kg. That’s a difference of about 29 kg.

Who wins the race in the data check?

The Mercedes CLA Coupe is narrowly ahead 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
CLA Coupe

Mercedes CLA Coupe

  • Engine Type Electric, Full Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
  • Power HP 156 - 354 HP
  • Consumption L/100km 4.9 - 5.3 L/100km
  • Consumption kWh/100km 12.3 - 12.7 kWh/100km
  • Electric Range 542 - 792 km
Alpine A390
Mercedes CLA Coupe

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Alpine A390

The Alpine A390 is the brand’s leap into the fast electric crossover arena, wrapping Dieppe’s lightweight ethos in a sleek, coupe-ish body with real everyday usability. If the steering and chassis feel echo the A110, this could be the enthusiast’s family EV—subtle, sharp, and très chic, with enough theatre to make the school run feel like a pit lane exit.

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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.

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Alpine A390
Mercedes CLA Coupe

Costs and Consumption

Price
57,900 - 66,900 £
Price
39,600 - 60,000 £
Consumption L/100km
-
Consumption L/100km
4.9 - 5.3 L/100km
Consumption kWh/100km
18.7 - 20.4 kWh/100km
Consumption kWh/100km
12.3 - 12.7 kWh/100km
Electric Range
497 - 551 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
SUV
Body Type
Coupe
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,121 - 2,124 kg
Curb weight
1,695 - 2,135 kg
Trunk capacity
532 L
Trunk capacity
405 L
Length
-
Length
-
Width
1,885 mm
Width
1,855 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
481 - 484 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
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
400 - 470 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
3.9 - 4.8 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
-
Max Speed
-
Torque
661 - 824 Nm
Torque
280 - 515 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
295 - 345 kW
Power kW
115 - 260 kW
Engine capacity
-
Engine capacity
1,499 cm3

General

Model Year
2026
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
A, C, D
Brand
Alpine
Brand
Mercedes-Benz
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.