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Mazda 3 Sedan vs Mercedes C Class Wagon comparison

Compare performance (186 HP vs 288 HP), boot space and price (25,000 £ vs 42,600 £ ) at a glance. Find out which car is the better choice for you – Mazda 3 Sedan or Mercedes C Class Wagon?

Mazda 3 Sedan vs Mercedes C Class Wagon: Key differences

Mazda 3 Sedan

4.7 (1 Reviews)
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  • significantly cheaper
  • clearly lighter
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Mercedes C Class Wagon

  • clearly more power
  • somewhat more efficient
  • visibly quicker 0–100 km/h
  • barely more trunk space
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By Achim Sedelmaier

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

3 Sedan

Costs and Efficiency:

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

Mazda 3 Sedan is significantly cheaper – starting at 25,000 £ , while the Mercedes C Class Wagon costs 42,600 £ . That’s a price difference of around 17,623 £.

Fuel consumption also shows a difference: the Mercedes C Class Wagon uses 4.7 L/100km and is somewhat more efficient than the Mazda 3 Sedan with 5.5 L/100km. The difference is about 0.8 L/100km.

C Class Wagon

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 C Class Wagon offers clearly more power – delivering 288 HP compared to 186 HP. That’s roughly 102 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C Class Wagon is visibly quicker – completing the sprint in 5.8 s, while the Mazda 3 Sedan takes 8.1 s. That’s about 2.3 s quicker.

There’s also a difference in torque: the Mercedes C Class Wagon delivers substantially more torque with 550 Nm compared to 240 Nm. That’s about 310 Nm more.

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mazda 3 Sedan is clearly lighter – 1,420 kg compared to 1,755 kg. The difference is around 335 kg.

Looking at boot space, the Mercedes C Class Wagon offers barely more boot space – 490 L compared to 450 L. That’s a difference of about 40 L.

When it comes to payload, the Mercedes C Class Wagon carries somewhat more – 565 kg compared to 481 kg. That’s a difference of about 84 kg.

Who wins the race in the data check?

The Mercedes C Class Wagon is clearly superior overall 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 £42,600
C Class Wagon

Mercedes C Class Wagon

  • Engine Type : Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 186 - 288 HP
  • Consumption L/100km : 4.7 - 6.9 L/100km
Mazda 3 Sedan
Mercedes C Class Wagon

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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Mazda 3 Sedan

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

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Mercedes C Class Wagon

The Mercedes C-Class wagon dresses Mercedes refinement in a sensible, practical package, marrying a sleek estate silhouette with a plush, high-quality cabin that feels more premium than its badge implies. It quietly soaks up motorway miles and cartloads of family kit with composed handling and effortless comfort — a clever alternative to an SUV for buyers who still like to steer.

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Mazda 3 Sedan
Mercedes C Class Wagon

Costs and Consumption

Price
25,000 - 34,200 £
Price
42,600 - 67,200 £
Consumption L/100km
5.5 - 6.1 L/100km
Consumption L/100km
4.7 - 6.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
123 - 135 g/km
co2
123 - 157 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
Estate
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,420 - 1,492 kg
Curb weight
1,755 - 1,940 kg
Trunk capacity
450 L
Trunk capacity
490 L
Length
-
Length
-
Width
1,795 mm
Width
1,820 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
467 - 481 kg
Payload
460 - 565 kg

Engine and Performance

Engine Type
Petrol MHEV
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
140 - 186 HP
Power HP
186 - 288 HP
Acceleration 0-100km/h
8.1 - 9.8 s
Acceleration 0-100km/h
5.8 - 8.8 s
Max Speed
-
Max Speed
-
Torque
238 - 240 Nm
Torque
250 - 550 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
103 - 137 kW
Power kW
137 - 212 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
CO2 Efficiency Class
E, F, 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.