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MG MG3 vs Vauxhall Astra comparison

Compare performance (194 HP vs 196 HP), boot space and price (15,400 £ vs 28,300 £ ) at a glance. Find out which car is the better choice for you – MG MG3 or Vauxhall Astra?

MG MG3 vs Vauxhall Astra: Key differences

MG MG3

5 (1 Reviews)
rate
  • clearly cheaper
  • slightly lighter

Vauxhall Astra

4.7 (1 Reviews)
rate
  • very slightly more power
  • significantly more efficient
  • barely quicker 0–100 km/h

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

MG3

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

MG MG3 is clearly cheaper – starting at 15,400 £ , while the Vauxhall Astra costs 28,300 £ . That’s a price difference of around 12,857 £.

Fuel consumption also shows a difference: the Vauxhall Astra uses 2.2 L/100km and is significantly more efficient than the MG MG3 with 4.4 L/100km. The difference is about 2.2 L/100km.

Astra

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Vauxhall Astra offers very slightly more power – delivering 196 HP compared to 194 HP. That’s roughly 2 HP more horsepower.

When accelerating from 0 to 100 km/h, the Vauxhall Astra is barely quicker – completing the sprint in 7.6 s, while the MG MG3 takes 8 s. That’s about 0.4 s quicker.

There’s also a difference in torque: the Vauxhall Astra delivers substantially more torque with 360 Nm compared to 148 Nm. That’s about 212 Nm more.

MG3

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 slightly lighter – 1,237 kg compared to 1,438 kg. The difference is around 201 kg.

When it comes to payload, the Vauxhall Astra carries a bit more – 502 kg compared to 448 kg. That’s a difference of about 54 kg.

Who wins the race in the data check?

The Vauxhall Astra stands well ahead of its rival 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 £28,300
Astra

Vauxhall Astra

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel, Electric
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 130 - 196 HP
  • Consumption L/100km : 2.2 - 4.9 L/100km
  • Consumption kWh/100km : 15.3 kWh/100km
  • Electric Range : 83 - 454 km
details

Frequently compared as well

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MG MG3
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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

Reviews MG MG3

5 (1 Reviews)
rate
Giorgio catacchio
20 Sept 2025, 00:08:28

I've owned the MG3 Hybrid for a year — I travel a lot, never a dull moment; comes fully loaded as standard, incredible acceleration, etc.

Vauxhall Astra

The Opel Astra strikes a neat balance between everyday practicality and engaging handling, so the daily grind suddenly feels a bit less dull. Inside it's intelligently packaged with modern kit and comfortable seating, making it a very sensible pick for buyers who want a dependable hatchback that doesn't take itself too seriously.

details
01_Opel-Astra-518263
05_Opel-Astra-518267
24_Opel-Astra-518297

Reviews Vauxhall Astra

4.7 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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MG MG3
Vauxhall Astra

Costs and Consumption
Price
15,400 - 21,400 £
Price
28,300 - 37,900 £
Consumption L/100km
4.4 - 6.1 L/100km
Consumption L/100km
2.2 - 4.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.3 kWh/100km
Electric Range
-
Electric Range
83 - 454 km
Battery Capacity
-
Battery Capacity
-
co2
100 - 137 g/km
co2
0 - 130 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,237 - 1,285 kg
Curb weight
1,438 - 1,733 kg
Trunk capacity
-
Trunk capacity
310 - 422 L
Length
-
Length
-
Width
1,797 mm
Width
1,859 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
373 - 448 kg
Payload
438 - 502 kg

Engine and Performance
Engine Type
Petrol, Full Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 194 HP
Power HP
130 - 196 HP
Acceleration 0-100km/h
8 - 10.8 s
Acceleration 0-100km/h
7.6 - 10.6 s
Max Speed
-
Max Speed
-
Torque
148 Nm
Torque
230 - 360 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
85 - 143 kW
Power kW
96 - 144 kW
Engine capacity
1,490 - 1,495 cm3
Engine capacity
1,199 - 1,598 cm3

General
Model Year
2,025
Model Year
2,026
CO2 Efficiency Class
E, C
CO2 Efficiency Class
C, B, D, A
Brand
MG
Brand
Vauxhall
What drive types are available for the MG MG3?

The MG MG3 is available as Front-Wheel Drive.

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.