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Mazda CX-30 vs MG MG3 - Differences and prices compared

Compare performance (186 HP vs 194 HP), boot space and price (25200 £ vs 15400 £ ) at a glance. Find out which car is the better choice for you – Mazda CX-30 or MG MG3?

Mazda CX-30

4.4 (2 Reviews)
rate

MG MG3

5 (1 Reviews)
rate

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

CX-30

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

MG MG3 has a convincingly advantage in terms of price – it starts at 15400 £ , while the Mazda CX-30 costs 25200 £ . That’s a price difference of around 9814 £.

Fuel consumption also shows a difference: MG MG3 manages with 4.40 L and is therefore distinct more efficient than the Mazda CX-30 with 5.70 L. The difference is about 1.30 L per 100 km.

MG3

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 MG MG3 has a hardly perceptible edge – offering 194 HP compared to 186 HP. That’s roughly 8 HP more horsepower.

In acceleration from 0 to 100 km/h, the MG MG3 is barely noticeable quicker – completing the sprint in 8 s, while the Mazda CX-30 takes 8.30 s. That’s about 0.30 s faster.

There’s also a difference in torque: Mazda CX-30 pulls evident stronger with 240 Nm compared to 148 Nm. That’s about 92 Nm difference.

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 curb weight, MG MG3 is to a small extent lighter – 1237 kg compared to 1455 kg. The difference is around 218 kg.

In terms of boot space, the Mazda CX-30 offers distinct more room – 430 L compared to 293 L. That’s a difference of about 137 L.

When it comes to payload, Mazda CX-30 hardly perceptible takes the win – 496 kg compared to 448 kg. That’s a difference of about 48 kg.

Who wins the race in the data check?

The MG MG3 shows small but noticeable advantages 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.

Mazda CX-30
MG MG3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £15,400
MG3

MG MG3

  • Engine Type : Full Hybrid, Petrol
  • Transmission : Automatic, Manuel
  • Drive Type : Front-Wheel Drive
  • Power HP : 116 - 194 HP
  • Consumption L/100km : 4.4 - 6.1 L
details

Mazda CX-30

4.4 (2 Reviews)
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The Mazda CX-30 blends sleek coupe-like lines with the practicality of a compact crossover, feeling more premium than its price tag suggests. It’s a joy to drive for anyone who likes a taut chassis and an interior that treats daily commutes like a small luxury escape.

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MG MG3

5 (1 Reviews)
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The MG3 is a cheeky city hatch that pairs bold, youthful styling with sprightly handling for drivers who want personality on a budget. Its cabin is bright and cleverly packaged, offering sensible space and a fun-to-drive character that turns mundane commutes into something a bit more enjoyable.

details
KV-1-1
Left-Back-30°-1
Front-Row-Space-1
Trunk-3

Reviews Mazda CX-30

4.4 (2 Reviews)
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Reviews MG MG3

5 (1 Reviews)
rate

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Costs and Consumption
Price
25200 - 36800 £
Price
15400 - 21400 £
Consumption L/100km
5.7 - 6.6 L
Consumption L/100km
4.4 - 6.1 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
129 - 148 g/km
co2
100 - 137 g/km
Fuel tank capacity
-
Fuel tank capacity
36 L

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1455 - 1587 kg
Curb weight
1237 - 1285 kg
Trunk capacity
422 - 430 L
Trunk capacity
293 L
Length
-
Length
4113 mm
Width
1795 mm
Width
1797 mm
Height
-
Height
1502 mm
Max trunk capacity
-
Max trunk capacity
983 L
Payload
458 - 496 kg
Payload
373 - 448 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Full Hybrid, Petrol
Transmission
Manuel, Automatic
Transmission
Automatic, Manuel
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox, Manual Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
140 - 186 HP
Power HP
116 - 194 HP
Acceleration 0-100km/h
8.3 - 10.3 s
Acceleration 0-100km/h
8 - 10.8 s
Max Speed
-
Max Speed
170 km/h
Torque
238 - 240 Nm
Torque
148 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
103 - 137 kW
Power kW
85 - 143 kW
Engine capacity
1998 - 2488 cm3
Engine capacity
1490 - 1495 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
D, E
CO2 Efficiency Class
C, E
Brand
Mazda
Brand
MG

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What drive types are available for the Mazda CX-30?

The Mazda CX-30 is offered with Front-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.