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Mazda MX-5 Roadster vs Mercedes CLA Coupe comparison

Compare performance (132 HP vs 354 HP), boot space and price (29,000 £ vs 39,600 £ ) at a glance. Find out which car is the better choice for you – Mazda MX-5 Roadster or Mercedes CLA Coupe?

Mazda MX-5 Roadster vs Mercedes CLA Coupe: Key differences

Mazda MX-5 Roadster

4.1 (1 Reviews)
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  • noticeably cheaper
  • considerably lighter
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Mercedes CLA Coupe

4.8 (2 Reviews)
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  • clearly more power
  • noticeably more efficient
  • significantly quicker 0–100 km/h
  • substantially more trunk space
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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.

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

MX-5 Roadster

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.

Mazda MX-5 Roadster is noticeably cheaper – starting at 29,000 £ , while the Mercedes CLA Coupe costs 39,600 £ . That’s a price difference of around 10,674 £.

Fuel consumption also shows a difference: the Mercedes CLA Coupe uses 4.9 L/100km and is noticeably more efficient than the Mazda MX-5 Roadster with 6.2 L/100km. The difference is about 1.3 L/100km.

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 Mercedes CLA Coupe offers clearly more power – delivering 354 HP compared to 132 HP. That’s roughly 222 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes CLA Coupe is significantly quicker – completing the sprint in 4.9 s, while the Mazda MX-5 Roadster takes 8.3 s. That’s about 3.4 s quicker.

There’s also a difference in torque: the Mercedes CLA Coupe delivers significantly more torque with 515 Nm compared to 152 Nm. That’s about 363 Nm more.

MX-5 Roadster

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 2.

In terms of curb weight, Mazda MX-5 Roadster is considerably lighter – 1,078 kg compared to 1,695 kg. The difference is around 617 kg.

Looking at boot space, the Mercedes CLA Coupe offers substantially more boot space – 405 L compared to 130 L. That’s a difference of about 275 L.

When it comes to payload, the Mercedes CLA Coupe carries clearly more – 455 kg compared to 152 kg. That’s a difference of about 303 kg.

Who wins the race in the data check?

The Mercedes CLA Coupe holds a decisive 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
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
Mazda MX-5 Roadster
Mercedes CLA Coupe

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mazda MX-5 Roadster

The Mazda MX-5 is a featherweight, open-top sports car that turns ordinary roads into a grin-inducing playground thanks to razor-sharp steering and an engaging, tactile gearbox. It won’t swallow the weekly shopping or ski bags, but for anyone after pure driving fun and sun-on-your-face weekends, few cars match its sheer charm and value.

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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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Mazda MX-5 Roadster
Mercedes CLA Coupe

Costs and Consumption

Price
29,000 - 34,300 £
Price
39,600 - 60,000 £
Consumption L/100km
6.2 L/100km
Consumption L/100km
4.9 - 5.3 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
12.3 - 12.7 kWh/100km
Electric Range
-
Electric Range
542 - 792 km
Battery Capacity
-
Battery Capacity
-
co2
140 g/km
co2
0 - 120 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Roadster
Body Type
Coupe
Seats
2
Seats
5
Doors
-
Doors
-
Curb weight
1,078 kg
Curb weight
1,695 - 2,135 kg
Trunk capacity
130 L
Trunk capacity
405 L
Length
-
Length
-
Width
1,735 mm
Width
1,855 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
152 kg
Payload
430 - 455 kg

Engine and Performance

Engine Type
Petrol
Engine Type
Electric, Full Hybrid
Transmission
Manual
Transmission
Automatic
Transmission Detail
Manual Gearbox
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
132 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
8.3 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
-
Max Speed
-
Torque
152 Nm
Torque
280 - 515 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
97 kW
Power kW
115 - 260 kW
Engine capacity
1,496 cm3
Engine capacity
1,499 cm3

General

Model Year
2025
Model Year
2,025 - 2,026
CO2 Efficiency Class
E
CO2 Efficiency Class
A, C, D
Brand
Mazda
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.