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Alfa Romeo Stelvio vs MG MG3 comparison

Compare performance (520 HP vs 194 HP), boot space and price (51,900 £ vs 15,400 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Stelvio or MG MG3?

Alfa Romeo Stelvio vs MG MG3: Key differences

Alfa Romeo Stelvio

4.5 (2 Reviews)
rate
  • considerably more power
  • considerably quicker 0–100 km/h
  • clearly more trunk space
details

MG MG3

5 (1 Reviews)
rate
  • considerably cheaper
  • markedly more efficient
  • substantially lighter
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

Stelvio

Costs and Efficiency:

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

MG MG3 is considerably cheaper – starting at 15,400 £ , while the Alfa Romeo Stelvio costs 51,900 £ . That’s a price difference of around 36,522 £.

Fuel consumption also shows a difference: the MG MG3 uses 4.4 L/100km and is markedly more efficient than the Alfa Romeo Stelvio with 6 L/100km. The difference is about 1.6 L/100km.

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 Alfa Romeo Stelvio offers considerably more power – delivering 520 HP compared to 194 HP. That’s roughly 326 HP more horsepower.

When accelerating from 0 to 100 km/h, the Alfa Romeo Stelvio is considerably quicker – completing the sprint in 3.8 s, while the MG MG3 takes 8 s. That’s about 4.2 s quicker.

There’s also a difference in torque: the Alfa Romeo Stelvio delivers considerably more torque with 600 Nm compared to 148 Nm. That’s about 452 Nm more.

Stelvio

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, MG MG3 is substantially lighter – 1,237 kg compared to 1,820 kg. The difference is around 583 kg.

Looking at boot space, the Alfa Romeo Stelvio offers clearly more boot space – 525 L compared to 293 L. That’s a difference of about 232 L.

When it comes to payload, the Alfa Romeo Stelvio carries noticeably more – 590 kg compared to 448 kg. That’s a difference of about 142 kg.

Who wins the race in the data check?

The Alfa Romeo Stelvio 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 £51,900
Stelvio

Alfa Romeo Stelvio

  • Engine Type Diesel, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 210 - 520 HP
  • Consumption L/100km 6 - 11.8 L/100km
Alfa Romeo Stelvio
MG MG3

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Alfa Romeo Stelvio

The Alfa Romeo Stelvio combines Italian artistry with sporty performance, making it a standout in the SUV market. Its dynamic design captures the essence of elegance and agility, while the interior offers a driver-focused experience that enhances every journey. With a perfect blend of luxury and power, the Stelvio is ideal for those seeking both style and substance on the road.

details

MG MG3

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
Alfa Romeo Stelvio
MG MG3

Costs and Consumption

Price
51,900 - 93,300 £
Price
15,400 - 21,400 £
Consumption L/100km
6 - 11.8 L/100km
Consumption L/100km
4.4 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
157 - 267 g/km
co2
100 - 137 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,820 - 1,925 kg
Curb weight
1,237 - 1,285 kg
Trunk capacity
525 L
Trunk capacity
293 L
Length
-
Length
-
Width
1,903 - 1,955 mm
Width
1,797 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 590 kg
Payload
373 - 448 kg

Engine and Performance

Engine Type
Diesel, Petrol
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
210 - 520 HP
Power HP
116 - 194 HP
Acceleration 0-100km/h
3.8 - 6.6 s
Acceleration 0-100km/h
8 - 10.8 s
Max Speed
-
Max Speed
-
Torque
470 - 600 Nm
Torque
148 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
154 - 382 kW
Power kW
85 - 143 kW
Engine capacity
2,143 - 2,891 cm3
Engine capacity
1,490 - 1,495 cm3

General

Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
F, G
CO2 Efficiency Class
E, C
Brand
Alfa Romeo
Brand
MG
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.