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Mazda CX-30 vs Mercedes C-Class Saloon comparison

Compare performance (186 HP vs 680 HP), boot space and price (25,700 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – Mazda CX-30 or Mercedes C-Class Saloon?

Mazda CX-30 vs Mercedes C-Class Saloon: Key differences

Mazda CX-30

4.5 (10 Reviews)
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  • substantially cheaper
  • slightly lighter
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Mercedes C-Class Saloon

  • considerably more power
  • clearly more efficient
  • substantially quicker 0–100 km/h
  • very slightly 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.

By Achim Sedelmaier

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

CX-30

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mazda CX-30 is substantially cheaper – starting at 25,700 £ , while the Mercedes C-Class Saloon costs 41,300 £ . That’s a price difference of around 15,620 £.

Fuel consumption also shows a difference: the Mercedes C-Class Saloon uses 4.5 L/100km and is clearly more efficient than the Mazda CX-30 with 5.7 L/100km. The difference is about 1.2 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 considerably more power – delivering 680 HP compared to 186 HP. That’s roughly 494 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is substantially quicker – completing the sprint in 3.4 s, while the Mazda CX-30 takes 8.3 s. That’s about 4.9 s quicker.

There’s also a difference in torque: the Mercedes C-Class Saloon delivers substantially more torque with 1,020 Nm compared to 240 Nm. That’s about 780 Nm more.

CX-30

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, Mazda CX-30 is slightly lighter – 1,455 kg compared to 1,695 kg. The difference is around 240 kg.

Looking at boot space, the Mercedes C-Class Saloon offers very slightly more boot space – 455 L compared to 430 L. That’s a difference of about 25 L.

When it comes to payload, the Mercedes C-Class Saloon carries moderately more – 570 kg compared to 496 kg. That’s a difference of about 74 kg.

Who wins the race in the data check?

The Mercedes C-Class Saloon is decisively 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 £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
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Frequently compared as well

Lexus UX
Mazda CX-30
VS
The Lexus UX and Mazda CX-30 are two compact crossovers that target different buyers: the UX prioritizes premium feel and comfort, while the CX-30 focuses on engaging driving dynamics and value. This comparison will highlight how they stack up in design, interior quality, tech, safety and running …
Mazda CX-30
Nissan Qashqai
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The Mazda CX‑30 feels like a premium compact with sharp handling, a beautifully finished interior and a focus on driver enjoyment, while the Nissan Qashqai answers with roomy practicality, comfort and sensible tech for everyday family life. Choose the CX‑30 if you want style and engagement; pick …
Mazda CX-30
Mercedes C-Class Saloon

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda CX-30

The Mazda CX-30 blends Mazda’s upscale styling with a compact crossover body, offering a refined interior and engaging driving dynamics. It’s a practical choice for buyers who want a premium feel and agile handling in a city-friendly package.

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Reviews Mazda CX-30

4.5 (10 Reviews)
rate
Jarek
4 Jun 2026, 09:16:53

The pleasure of driving and everything we call premium sensations.

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Danny
31 May 2026, 17:14:00

Nice luxury car, although I'm not sure I find the oversized rims that attractive. On the other hand, I like the Mazda 3 better.

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Practicality / Trunk & Everyday Use
Value for Money
Paul
27 May 2026, 05:17:55

Better soundproofed, more powerful, and feels more like a continuation of my hands and feet when driving — in other words, you feel like a single unit during the driving experience — but cramped for me at 6 ft 1 in to get in and out…

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Michele
8 May 2026, 17:46:44

Quiet; well finished, predominantly analog dashboard; excellent value for money

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
Rafa
25 Apr 2026, 12:50:49

I wouldn't pay more than 40,000 for a 1.5 L engine — that's excessive.

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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Reviews Mercedes C-Class Saloon

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Mazda CX-30
Mercedes C-Class Saloon

Costs and Consumption
Price
25,700 - 37,200 £
Price
41,300 - 103,400 £
Consumption L/100km
5.7 - 6.6 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
129 - 148 g/km
co2
119 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,455 - 1,587 kg
Curb weight
1,695 - 2,165 kg
Trunk capacity
422 - 430 L
Trunk capacity
280 - 455 L
Length
-
Length
-
Width
1,795 mm
Width
1,820 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
458 - 496 kg
Payload
485 - 570 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
140 - 186 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
8.3 - 10.3 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
-
Max Speed
-
Torque
238 - 240 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
103 - 137 kW
Power kW
135 - 500 kW
Engine capacity
1,998 - 2,488 cm3
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
D, E
CO2 Efficiency Class
E, D, G
Brand
Mazda
Brand
Mercedes-Benz
What drive types are available for the Mazda CX-30?

Available configurations include Front-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.