Compare performance (186 HP vs 194 HP), boot space and price (24,500 £ vs 15,400 £ ) at a glance. Find out which car is the better choice for you – Mazda 3 Hatchback or MG MG3?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
When it comes to hatchbacks, two models are making waves in the automotive world—the Mazda 3 Hatchback and the MG3. Both are offering unique blends of power, efficiency, and style, which make them stand out in a competitive market. Whether you're a tech enthusiast or someone who craves a great driving experience, you'll find much to appreciate in this comparison.
The Mazda 3 Hatchback is equipped with a choice of engines, boasting between 140 to 186 horsepower and a torque range of 238 to 240 Nm. This model offers both manual and automatic transmissions, enhancing its appeal to a diverse range of drivers. It's agile enough to accelerate from 0 to 100 km/h in as little as 8 seconds, with a top speed capping at 216 km/h, making it an exciting choice for speed enthusiasts.
The MG3, on the other hand, offers a blend of power with its full hybrid and petrol options, delivering up to 194 horsepower. It matches the Mazda 3 Hatchback in acceleration prowess with its 0 to 100 km/h clocked in at an impressive 8 seconds, although it tops out at a lower speed of 170 km/h. The MG3's performance is also commendable, particularly when you're conscious of fuel consumption and CO2 emissions.
Fuel efficiency is a crucial consideration for modern drivers, and both models excel in this realm. The Mazda 3 boasts a fuel consumption rate varying from 5.6 to 6.5 L/100 km depending on the configuration, coupled with CO2 emissions ranging from 126 to 146 g/km, slotting into efficiency classes D or E.
The MG3 steps up the game with a hybrid option offering a minimal consumption rate of just 4.4 L/100 km and 6.1 L/100 km for its petrol version. Its CO2 emissions are significantly efficient at 100 g/km for the hybrid, placing it in a better CO2 efficiency class of C.
In terms of dimensions, the Mazda 3 Hatchback stretches to 4460 mm in length, offering a trunk capacity of 351 liters, and a robust curb weight range from 1419 to 1549 kg. Its design speaks to those who desire spaciousness and refined elegance.
The MG3, slightly more compact at 4113 mm in length, fits the bill for urban dwellers looking for maneuverability, with a curb weight of 1285 kg and trunk capacity of 293 liters. Its elevated height of 1502 mm provides more headspace, enhancing comfort for longer journeys.
Choosing between the Mazda 3 Hatchback and the MG3 might come down to personal preference and specific needs. If you desire a spirited driving experience with a bit more room and flexibility in drivetrain options, the Mazda 3 could be your perfect match.
Conversely, the MG3 might appeal if you prioritize fuel efficiency and modern environmental considerations, particularly with its hybrid offerings. It's compact yet efficient, perfect for city commutes and eco-conscious drivers.
In summary, both models offer compelling features, making either a viable choice for the discerning driver—but your specific needs and lifestyle will determine the ultimate winner.
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
MG MG3 is considerably cheaper – starting at 15,400 £ , while the Mazda 3 Hatchback costs 24,500 £ . That’s a price difference of around 9,128 £.
Fuel consumption also shows a difference: the MG MG3 uses 4.4 L/100km and is clearly more efficient than the Mazda 3 Hatchback with 5.6 L/100km. The difference is about 1.2 L/100km.
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 offers only slightly more power – delivering 194 HP compared to 186 HP. That’s roughly 8 HP more horsepower.
Both models accelerate almost equally fast – 8 s from 0 to 100 km/h.
There’s also a difference in torque: the Mazda 3 Hatchback delivers visibly more torque with 240 Nm compared to 148 Nm. That’s about 92 Nm more.
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, MG MG3 is slightly lighter – 1,237 kg compared to 1,419 kg. The difference is around 182 kg.
When it comes to payload, the Mazda 3 Hatchback carries only slightly more – 485 kg compared to 448 kg. That’s a difference of about 37 kg.
The MG MG3 stands out in the key areas 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.
The Mazda 3 hatchback blends elegant design with a surprisingly sporty drive, giving a cabin that feels more upscale than you’d expect for the segment. Practical enough for everyday life yet eager to entertain behind the wheel, it’s a smart, good-humored choice that makes even grocery runs feel like a mini escape.
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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.
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Costs and Consumption |
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Price
24,500 - 35,500 £
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Price
15,400 - 21,400 £
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Consumption L/100km
5.6 - 6.5 L/100km
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Consumption L/100km
4.4 - 6.1 L/100km
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
-
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Electric Range
-
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Battery Capacity
-
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Battery Capacity
-
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co2
126 - 146 g/km
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co2
100 - 137 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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|---|---|
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Body Type
Hatchback
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Body Type
Hatchback
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Seats
5
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Seats
5
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Doors
-
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Doors
-
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Curb weight
1,419 - 1,549 kg
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Curb weight
1,237 - 1,285 kg
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Trunk capacity
351 L
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Trunk capacity
-
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Length
-
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Length
-
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Width
1,795 mm
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Width
1,797 mm
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Height
-
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Height
-
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Max trunk capacity
-
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Max trunk capacity
-
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Payload
470 - 485 kg
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Payload
373 - 448 kg
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Engine and Performance |
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|---|---|
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Engine Type
Petrol MHEV
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Engine Type
Petrol, Full Hybrid
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Transmission
Manuel, Automatic
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Transmission
Manuel, Automatic
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Transmission Detail
Manual Gearbox, Automatic Gearbox
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Transmission Detail
Manual Gearbox, Automatic Gearbox
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Drive Type
Front-Wheel Drive, All-Wheel Drive
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Drive Type
Front-Wheel Drive
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Power HP
140 - 186 HP
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Power HP
116 - 194 HP
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Acceleration 0-100km/h
8 - 9.8 s
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Acceleration 0-100km/h
8 - 10.8 s
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Max Speed
-
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Max Speed
-
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Torque
238 - 240 Nm
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Torque
148 Nm
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Number of Cylinders
4
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Number of Cylinders
4
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Power kW
103 - 137 kW
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Power kW
85 - 143 kW
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Engine capacity
1,998 - 2,488 cm3
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Engine capacity
1,490 - 1,495 cm3
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General |
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|---|---|
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Model Year
2025
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Model Year
2025
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CO2 Efficiency Class
D, E
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CO2 Efficiency Class
E, C
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Brand
Mazda
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Brand
MG
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Deutschland
France
Nederland
Great Britain
Sverige
Danmark
Suomi
Italia
Polska
España