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MG MG3 vs Aston Martin DB12 comparison

Compare performance (194 HP vs 680 HP), boot space and price (15,400 £ vs 192,900 £ ) at a glance. Find out which car is the better choice for you – MG MG3 or Aston Martin DB12?

MG MG3 vs Aston Martin DB12: Key differences

MG MG3

5 (1 Reviews)
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  • clearly cheaper
  • clearly more efficient
  • considerably lighter
  • slightly more trunk space
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Aston Martin DB12

  • considerably more power
  • considerably quicker 0–100 km/h
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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

MG3

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

MG MG3 is clearly cheaper – starting at 15,400 £ , while the Aston Martin DB12 costs 192,900 £ . That’s a price difference of around 177,437 £.

Fuel consumption also shows a difference: the MG MG3 uses 4.4 L/100km and is clearly more efficient than the Aston Martin DB12 with 12.2 L/100km. The difference is about 7.8 L/100km.

DB12

Engine and Performance:

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 Aston Martin DB12 offers considerably more power – delivering 680 HP compared to 194 HP. That’s roughly 486 HP more horsepower.

When accelerating from 0 to 100 km/h, the Aston Martin DB12 is considerably quicker – completing the sprint in 3.6 s, while the MG MG3 takes 8 s. That’s about 4.4 s quicker.

There’s also a difference in torque: the Aston Martin DB12 delivers substantially more torque with 800 Nm compared to 148 Nm. That’s about 652 Nm more.

MG3

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: MG MG3 offers more seats – 5 vs 4.

In terms of curb weight, MG MG3 is considerably lighter – 1,237 kg compared to 1,788 kg. The difference is around 551 kg.

Looking at boot space, the MG MG3 offers slightly more boot space – 293 L compared to 262 L. That’s a difference of about 31 L.

Who wins the race in the data check?

The MG MG3 holds a decisive overall lead 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 £15,400
MG3

MG MG3

  • Engine Type Petrol, Full Hybrid
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 116 - 194 HP
  • Consumption L/100km 4.4 - 6.1 L/100km
MG MG3
Aston Martin DB12

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.

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Aston Martin DB12

The Aston Martin DB12 is a gorgeously styled grand tourer that fuses beguiling elegance with a fiercely driver-focused personality while wrapping occupants in luxury. If you want a car that turns heads on the street and makes long journeys feel like an event, the DB12 provides effortless poise and an intoxicating soundtrack—perfect for buyers who prefer their drama tailored rather than shouty.

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MG MG3
Aston Martin DB12

Costs and Consumption

Price
15,400 - 21,400 £
Price
192,900 - 209,600 £
Consumption L/100km
4.4 - 6.1 L/100km
Consumption L/100km
12.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
100 - 137 g/km
co2
276 - 278 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
Coupe, Convertible
Seats
5
Seats
4
Doors
-
Doors
-
Curb weight
1,237 - 1,285 kg
Curb weight
1,788 - 1,898 kg
Trunk capacity
293 L
Trunk capacity
206 - 262 L
Length
-
Length
-
Width
1,797 mm
Width
1,980 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
373 - 448 kg
Payload
-

Engine and Performance

Engine Type
Petrol, Full Hybrid
Engine Type
Petrol
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
116 - 194 HP
Power HP
680 HP
Acceleration 0-100km/h
8 - 10.8 s
Acceleration 0-100km/h
3.6 - 3.7 s
Max Speed
-
Max Speed
-
Torque
148 Nm
Torque
800 Nm
Number of Cylinders
4
Number of Cylinders
8
Power kW
85 - 143 kW
Power kW
500 kW
Engine capacity
1,490 - 1,495 cm3
Engine capacity
3,982 cm3

General

Model Year
2025
Model Year
2,023 - 2,024
CO2 Efficiency Class
E, C
CO2 Efficiency Class
G
Brand
MG
Brand
Aston Martin
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.