Compare performance (115 HP vs 194 HP), boot space and price (20100 £ vs 15400 £ ) at a glance. Find out which car is the better choice for you – Kia Stonic or MG MG3?
In the bustling arena of compact urban vehicles, two intriguing contenders stand out, the Kia Stonic and the MG3. Both vehicles cater to those seeking practicality combined with modern technology. But how do they stack up against each other on the technical front? Let's dive into a detailed comparison to find out.
The Kia Stonic is classified as an SUV, sporting dimensions of 4140 mm in length, 1760 mm in width, and 1505 mm in height. It stands on a robust frame designed for city and light off-road adventures. The MG3, on the other hand, is a hatchback measuring 4113 mm in length, 1797 mm wide, and 1502 mm in height. This compact profile makes the MG3 particularly suitable for urban environments where nimble navigation is key.
The Kia Stonic offers flexibility with both petrol and mild-hybrid petrol engines. It provides a range of power outputs starting from 79 HP and going up to 100 HP. With an array of transmission options including manual gearbox and dual-clutch automatic, the Stonic achieves a top speed ranging from 158 km/h to 179 km/h. Depending on the variant, it accelerates from 0 to 100 km/h in a time between 11.3 to 14.2 seconds.
In contrast, the MG3 offers a more spirited performance with the options of a full-hybrid or petrol engine generating up to 194 HP. This power allows the MG3 to shoot from 0 to 100 km/h in just 8 seconds, with a maximum speed of 170 km/h. The MG3's transmission choices include an automatic gearbox and a manual option.
Fuel consumption is a critical aspect for many drivers. The Kia Stonic boasts a fuel economy ranging between 5.5 and 5.8 L/100km, with CO2 emissions rated between 125 to 132 g/km, earning it a D grade in CO2 efficiency. Meanwhile, the MG3 provides a distinct advantage in its full-hybrid variant, consuming just 4.4 L/100km and emitting only 100 g/km of CO2, garnering a C grade in efficiency. The petrol version consumes 6.1 L/100km with CO2 emissions at 137 g/km.
Both vehicles can comfortably seat five passengers, but the SUV body of the Kia Stonic offers more boot space with a trunk capacity of 352 liters, overshadowing the MG3’s 293 liters. The Kia Stonic also features a larger fuel tank of 45 liters compared to the MG3’s 36-liter capacity, potentially granting longer intervals between refueling stops.
The curb weight range for the Kia Stonic begins at 1155 kg, climbing up to 1260 kg. It has a payload capacity between 445 and 455 kg. The MG3 is marginally heavier with a curb weight of 1285 kg and slightly lower payload capacity at 448 kg, reflecting its robust build and feature-rich interior.
Ultimately, the choice between the Kia Stonic and MG3 comes down to your lifestyle and driving preferences. If you're seeking a blend of versatility and traditional SUV appeal, the Kia Stonic makes an excellent case with its balanced power and cargo capacity. Meanwhile, the MG3 offers a dynamic alternative with its impressive acceleration and fuel efficiency—qualities that make it a formidable choice for eco-conscious urban dwellers seeking performance without compromise.
Both vehicles exemplify modern automotive engineering, each offering distinct strengths. As you explore these compact powerhouses, consider what matches your driving aspirations, and you'll find a companion ready to embark on your everyday journeys.
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
MG MG3 has a clearly perceptible advantage in terms of price – it starts at 15400 £ , while the Kia Stonic costs 20100 £ . That’s a price difference of around 4714 £.
Fuel consumption also shows a difference: MG MG3 manages with 4.40 L and is therefore distinct more efficient than the Kia Stonic with 5.60 L. The difference is about 1.20 L per 100 km.
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 MG MG3 has a decisively edge – offering 194 HP compared to 115 HP. That’s roughly 79 HP more horsepower.
In acceleration from 0 to 100 km/h, the MG MG3 is evident quicker – completing the sprint in 8 s, while the Kia Stonic takes 10.70 s. That’s about 2.70 s faster.
In terms of top speed, the Kia Stonic performs minimal better – reaching 182 km/h, while the MG MG3 tops out at 170 km/h. The difference is around 12 km/h.
There’s also a difference in torque: Kia Stonic pulls evident stronger with 200 Nm compared to 148 Nm. That’s about 52 Nm difference.
Whether family car or daily driver – which one offers more room, flexibility and comfort?
Both vehicles offer seating for 5 people.
In curb weight, Kia Stonic is slight lighter – 1205 kg compared to 1237 kg. The difference is around 32 kg.
In terms of boot space, the Kia Stonic offers somewhat more room – 352 L compared to 293 L. That’s a difference of about 59 L.
In maximum load capacity, the Kia Stonic performs a bit better – up to 1155 L, which is about 172 L more than the MG MG3.
When it comes to payload, MG MG3 slight takes the win – 448 kg compared to 445 kg. That’s a difference of about 3 kg.
The MG MG3 is far 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.
The Kia Stonic is a sprightly compact crossover that mixes city-friendly agility with a cheeky, modern design — perfect for buyers who want style without sacrificing sense. Inside it serves up clever practicality and a bright, well-equipped cabin, making everyday driving feel a bit more fun than it has any right to be.
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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
20100 - 26600 £
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Price
15400 - 21400 £
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Consumption L/100km
5.6 - 5.9 L
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Consumption L/100km
4.4 - 6.1 L
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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
127 - 133 g/km
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co2
100 - 137 g/km
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Fuel tank capacity
45 L
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Fuel tank capacity
36 L
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Dimensions and Body |
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Body Type
SUV
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Body Type
Hatchback
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Seats
5
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Seats
5
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Doors
5
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Doors
5
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Curb weight
1205 - 1270 kg
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Curb weight
1237 - 1285 kg
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Trunk capacity
352 L
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Trunk capacity
293 L
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Length
4165 mm
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Length
4113 mm
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Width
1760 mm
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Width
1797 mm
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Height
1520 mm
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Height
1502 mm
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Max trunk capacity
1155 L
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Max trunk capacity
983 L
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Payload
440 - 445 kg
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Payload
373 - 448 kg
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Engine and Performance |
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Engine Type
Petrol, Petrol MHEV
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Engine Type
Full Hybrid, Petrol
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Transmission
Manuel, Automatic
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Transmission
Automatic, Manuel
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Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
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Transmission Detail
Automatic Gearbox, Manual Gearbox
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Drive Type
Front-Wheel Drive
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Drive Type
Front-Wheel Drive
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Power HP
100 - 115 HP
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Power HP
116 - 194 HP
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Acceleration 0-100km/h
10.7 - 12.1 s
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Acceleration 0-100km/h
8 - 10.8 s
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Max Speed
179 - 182 km/h
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Max Speed
170 km/h
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Torque
172 - 200 Nm
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Torque
148 Nm
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Number of Cylinders
3
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Number of Cylinders
4
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Power kW
74 - 85 kW
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Power kW
85 - 143 kW
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Engine capacity
998 cm3
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Engine capacity
1490 - 1495 cm3
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General |
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Model Year
2025
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Model Year
2024 - 2025
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CO2 Efficiency Class
D
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CO2 Efficiency Class
C, E
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Brand
Kia
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Brand
MG
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The Kia Stonic is offered with Front-Wheel Drive.
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