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Mazda MX-5 Coupe vs Mercedes C-Class Saloon comparison

Compare performance (132 HP vs 680 HP), boot space and price (31,400 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – Mazda MX-5 Coupe or Mercedes C-Class Saloon?

Mazda MX-5 Coupe vs Mercedes C-Class Saloon: Key differences

Mazda MX-5 Coupe

  • visibly cheaper
  • substantially lighter
details

Mercedes C-Class Saloon

  • significantly more power
  • markedly more efficient
  • clearly quicker 0–100 km/h
  • considerably more trunk space
details

By Achim Sedelmaier

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

MX-5 Coupe

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mazda MX-5 Coupe is visibly cheaper – starting at 31,400 £ , while the Mercedes C-Class Saloon costs 41,300 £ . That’s a price difference of around 9,963 £.

Fuel consumption also shows a difference: the Mercedes C-Class Saloon uses 4.5 L/100km and is markedly more efficient than the Mazda MX-5 Coupe with 6.2 L/100km. The difference is about 1.7 L/100km.

C-Class Saloon

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 Mercedes C-Class Saloon offers significantly more power – delivering 680 HP compared to 132 HP. That’s roughly 548 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is clearly quicker – completing the sprint in 3.4 s, while the Mazda MX-5 Coupe takes 8.6 s. That’s about 5.2 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers substantially more torque with 1,020 Nm compared to 152 Nm. That’s about 868 Nm more.

MX-5 Coupe

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: Mercedes C-Class Saloon offers more seats – 5 vs 2.

In terms of curb weight, Mazda MX-5 Coupe is substantially lighter – 1,114 kg compared to 1,695 kg. The difference is around 581 kg.

Looking at boot space, the Mercedes C-Class Saloon offers considerably more boot space – 455 L compared to 127 L. That’s a difference of about 328 L.

When it comes to payload, the Mercedes C-Class Saloon carries significantly more – 570 kg compared to 166 kg. That’s a difference of about 404 kg.

Who wins the race in the data check?

The Mercedes C-Class Saloon 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 £41,300
C-Class Saloon

Mercedes C-Class Saloon

  • Engine Type Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 183 - 680 HP
  • Consumption L/100km 4.5 - 9 L/100km
  • Electric Range 11 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda MX-5 Coupe

The Mazda MX-5 is a delightfully pure driver's car, wrapped in a compact package and tuned to make steering inputs feel like a conversation rather than a chore. It won’t overwhelm you with gadgetry, but what it delivers—nimble handling, instant feedback and an honest grin every time you drive—makes it a brilliant choice for anyone who values fun over flash.

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Mercedes C-Class Saloon

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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Mercedes C-Class Saloon

Costs and Consumption
Price
31,400 - 36,700 £
Price
41,300 - 103,400 £
Consumption L/100km
6.2 L/100km
Consumption L/100km
4.5 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
140 g/km
co2
119 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
Sedan
Seats
2
Seats
5
Doors
-
Doors
-
Curb weight
1,114 kg
Curb weight
1,695 - 2,165 kg
Trunk capacity
127 L
Trunk capacity
280 - 455 L
Length
-
Length
-
Width
1,735 mm
Width
1,820 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
166 kg
Payload
485 - 570 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Manuel
Transmission
Automatic
Transmission Detail
Manual Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
132 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
8.6 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
-
Max Speed
-
Torque
152 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
97 kW
Power kW
135 - 500 kW
Engine capacity
1,496 cm3
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
E
CO2 Efficiency Class
E, D, G
Brand
Mazda
Brand
Mercedes-Benz
Is the Mazda MX-5 Coupe offered with different drivetrains?

The Mazda MX-5 Coupe is offered with Rear-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.