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Mazda 3 Sedan vs Mitsubishi ASX comparison

Compare performance (186 HP vs 158 HP), boot space and price (25,400 £ vs 21,800 £ ) at a glance. Find out which car is the better choice for you – Mazda 3 Sedan or Mitsubishi ASX?

Mazda 3 Sedan vs Mitsubishi ASX: Key differences

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • slightly more power
  • marginally quicker 0–100 km/h
details

Mitsubishi ASX

4.9 (2 Reviews)
rate
  • moderately cheaper
  • markedly more efficient
  • only slightly lighter
  • very slightly more trunk space
details

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

3 Sedan

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.

Mitsubishi ASX is moderately cheaper – starting at 21,800 £ , while the Mazda 3 Sedan costs 25,400 £ . That’s a price difference of around 3,686 £.

Fuel consumption also shows a difference: the Mitsubishi ASX uses 4.3 L/100km and is markedly more efficient than the Mazda 3 Sedan with 5.5 L/100km. The difference is about 1.2 L/100km.

ASX

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 Mazda 3 Sedan offers slightly more power – delivering 186 HP compared to 158 HP. That’s roughly 28 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mazda 3 Sedan is marginally quicker – completing the sprint in 8.1 s, while the Mitsubishi ASX takes 8.9 s. That’s about 0.8 s quicker.

There’s also a difference in torque: the Mitsubishi ASX delivers marginally more torque with 245 Nm compared to 240 Nm. That’s about 5 Nm more.

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Mitsubishi ASX is only slightly lighter – 1,296 kg compared to 1,417 kg. The difference is around 121 kg.

Looking at boot space, the Mitsubishi ASX offers very slightly more boot space – 484 L compared to 450 L. That’s a difference of about 34 L.

When it comes to payload, the Mazda 3 Sedan carries moderately more – 501 kg compared to 445 kg. That’s a difference of about 56 kg.

Who wins the race in the data check?

The Mitsubishi ASX sits just ahead 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 £21,800
ASX

Mitsubishi ASX

  • Engine Type Petrol, Petrol MHEV, Full Hybrid
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 115 - 158 HP
  • Consumption L/100km 4.3 - 6 L/100km
Mazda 3 Sedan
Mitsubishi ASX

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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.

details

Mitsubishi ASX

The Mitsubishi ASX is a compact crossover that mixes practicality with a no-nonsense personality, making it an easy choice for buyers who want sensible space without the showroom theatrics. It won't set your pulse racing, but its composed ride and user-friendly kit make it a dependable companion for daily errands and weekend escapes — reliable rather than flashy.

details
Mazda 3 Sedan
Mitsubishi ASX

Costs and Consumption

Price
25,400 - 34,700 £
Price
21,800 - 32,700 £
Consumption L/100km
5.5 - 6 L/100km
Consumption L/100km
4.3 - 6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
123 - 137 g/km
co2
99 - 136 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,417 - 1,468 kg
Curb weight
1,296 - 1,493 kg
Trunk capacity
450 L
Trunk capacity
348 - 484 L
Length
-
Length
-
Width
1,795 mm
Width
1,797 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
482 - 501 kg
Payload
397 - 445 kg

Engine and Performance

Engine Type
Petrol MHEV
Engine Type
Petrol, Petrol MHEV, Full Hybrid
Transmission
Manuel, Automatic
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic, Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
140 - 186 HP
Power HP
115 - 158 HP
Acceleration 0-100km/h
8.1 - 9.8 s
Acceleration 0-100km/h
8.9 - 12.3 s
Max Speed
-
Max Speed
-
Torque
238 - 240 Nm
Torque
190 - 245 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
103 - 137 kW
Power kW
84 - 116 kW
Engine capacity
1,998 - 2,488 cm3
Engine capacity
1,199 - 1,789 cm3

General

Model Year
2026
Model Year
2,025 - 2,026
CO2 Efficiency Class
D, E
CO2 Efficiency Class
D, E, C
Brand
Mazda
Brand
Mitsubishi
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.