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Mercedes CLA Coupe vs Aston Martin DBS Superleggera Convertible comparison

Compare performance (354 HP vs 770 HP), boot space and price (39,600 £ vs 328,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes CLA Coupe or Aston Martin DBS Superleggera Convertible?

Mercedes CLA Coupe vs Aston Martin DBS Superleggera Convertible: Key differences

Mercedes CLA Coupe

4.8 (2 Reviews)
rate
  • considerably cheaper
  • significantly more efficient
  • moderately lighter
  • visibly more trunk space
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Aston Martin DBS Superleggera Convertible

  • clearly more power
  • noticeably quicker 0–100 km/h
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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

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 considerably cheaper – starting at 39,600 £ , while the Aston Martin DBS Superleggera Convertible costs 328,300 £ . That’s a price difference of around 288,649 £.

Fuel consumption also shows a difference: the Mercedes CLA Coupe uses 4.9 L/100km and is significantly more efficient than the Aston Martin DBS Superleggera Convertible with 13.5 L/100km. The difference is about 8.6 L/100km.

DBS Superleggera Convertible

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 Aston Martin DBS Superleggera Convertible offers clearly more power – delivering 770 HP compared to 354 HP. That’s roughly 416 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DBS Superleggera Convertible is noticeably quicker – completing the sprint in 3.6 s, while the Mercedes CLA Coupe takes 4.9 s. That’s about 1.3 s quicker.

There’s also a difference in torque: the Aston Martin DBS Superleggera Convertible delivers substantially more torque with 900 Nm compared to 515 Nm. That’s about 385 Nm more.

CLA Coupe

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Mercedes CLA Coupe offers more seats – 5 vs 4.

In terms of curb weight, Mercedes CLA Coupe is moderately lighter – 1,695 kg compared to 1,945 kg. The difference is around 250 kg.

Looking at boot space, the Mercedes CLA Coupe offers visibly more boot space – 405 L compared to 260 L. That’s a difference of about 145 L.

When it comes to payload, the Mercedes CLA Coupe carries only slightly more – 455 kg compared to 420 kg. That’s a difference of about 35 kg.

Who wins the race in the data check?

The Mercedes CLA Coupe stands well ahead of its rival 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
Mercedes CLA Coupe
Aston Martin DBS Superleggera Convertible

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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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Aston Martin DBS Superleggera Convertible

The Aston Martin DBS Superleggera Volante is a roof‑down super GT that turns everyday drives into cinematic moments, its low‑slung stance and wide shoulders demanding attention wherever it goes. Beneath that elegant skin it feels ferocious and composed in equal measure, perfect for buyers who want exotic drama without giving up grand tourer comfort.

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Mercedes CLA Coupe
Aston Martin DBS Superleggera Convertible

Costs and Consumption

Price
39,600 - 60,000 £
Price
328,300 £
Consumption L/100km
4.9 - 5.3 L/100km
Consumption L/100km
13.5 L/100km
Consumption kWh/100km
12.3 - 12.7 kWh/100km
Consumption kWh/100km
-
Electric Range
542 - 792 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 120 g/km
co2
314 g/km
Fuel tank capacity
-
Fuel tank capacity
75 L

Dimensions and Body

Body Type
Coupe
Body Type
Convertible
Seats
5
Seats
4
Doors
-
Doors
2
Curb weight
1,695 - 2,135 kg
Curb weight
1,945 kg
Trunk capacity
405 L
Trunk capacity
260 L
Length
-
Length
4,715 mm
Width
1,855 mm
Width
1,970 mm
Height
-
Height
1,295 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
430 - 455 kg
Payload
420 kg

Engine and Performance

Engine Type
Electric, Full Hybrid
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
156 - 354 HP
Power HP
770 HP
Acceleration 0-100km/h
4.9 - 8.8 s
Acceleration 0-100km/h
3.6 s
Max Speed
-
Max Speed
340 km/h
Torque
280 - 515 Nm
Torque
900 Nm
Number of Cylinders
4
Number of Cylinders
12
Power kW
115 - 260 kW
Power kW
566 kW
Engine capacity
1,499 cm3
Engine capacity
5,204 cm3

General

Model Year
2,025 - 2,026
Model Year
2023
CO2 Efficiency Class
A, C, D
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Aston Martin
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