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Mercedes AMG GT vs MG MG3 - Differences and prices compared

Compare performance (816 HP vs 194 HP), boot space and price (102500 £ vs 15400 £ ) at a glance. Find out which car is the better choice for you – Mercedes AMG GT or MG MG3?

Mercedes AMG GT

MG MG3

5 (1 Reviews)
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Here’s where it gets real: The technical differences in detail

AMG GT

Costs and Efficiency:

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

MG MG3 has a decisively advantage in terms of price – it starts at 15400 £ , while the Mercedes AMG GT costs 102500 £ . That’s a price difference of around 87084 £.

Fuel consumption also shows a difference: MG MG3 manages with 4.40 L and is therefore significantly more efficient than the Mercedes AMG GT with 10.30 L. The difference is about 5.90 L per 100 km.

MG3

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 Mercedes AMG GT has a convincingly edge – offering 816 HP compared to 194 HP. That’s roughly 622 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes AMG GT is significantly quicker – completing the sprint in 2.80 s, while the MG MG3 takes 8 s. That’s about 5.20 s faster.

In terms of top speed, the Mercedes AMG GT performs clearly better – reaching 320 km/h, while the MG MG3 tops out at 185 km/h. The difference is around 135 km/h.

There’s also a difference in torque: Mercedes AMG GT pulls clearly stronger with 1420 Nm compared to 148 Nm. That’s about 1272 Nm difference.

AMG GT

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 convincingly more seating capacity – 5 vs 2.

In curb weight, MG MG3 is clearly lighter – 1237 kg compared to 1790 kg. The difference is around 553 kg.

In terms of boot space, the Mercedes AMG GT offers barely noticeable more room – 321 L compared to 293 L. That’s a difference of about 28 L.

When it comes to payload, MG MG3 decisively takes the win – 448 kg compared to 215 kg. That’s a difference of about 233 kg.

Who wins the race in the data check?

The MG MG3 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.

Mercedes AMG GT
MG MG3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £15,400
MG3

MG MG3

  • Engine Type : Full Hybrid, Petrol
  • Transmission : Automatic, Manuel
  • Drive Type : Front-Wheel Drive
  • Power HP : 116 - 194 HP
  • Consumption L/100km : 4.4 - 6.1 L
details

Mercedes AMG GT

The Mercedes-AMG GT is a theatrical sports car with prowling looks and an aggressive exhaust note that announces its intentions the moment it fires up. It pairs ferocious performance with surprising everyday usability — a taut yet forgiving chassis and a cockpit that feels special — making sensible buyers suddenly very good at justifying indulgence.

details
20C0259_060
20C0259_048
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20C0379_011
20C0379_009

MG MG3

5 (1 Reviews)
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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.

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

Reviews Mercedes AMG GT

Reviews MG MG3

5 (1 Reviews)
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Mercedes AMG GT
MG MG3

Costs and Consumption
Price
102500 - 194400 £
Price
15400 - 21400 £
Consumption L/100km
10.3 - 14 L
Consumption L/100km
4.4 - 6.1 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
11 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
235 - 319 g/km
co2
100 - 137 g/km
Fuel tank capacity
70 L
Fuel tank capacity
36 - 45 L

Dimensions and Body
Body Type
Coupe
Body Type
Hatchback
Seats
2
Seats
5
Doors
2
Doors
5
Curb weight
1790 - 2195 kg
Curb weight
1237 - 1285 kg
Trunk capacity
182 - 321 L
Trunk capacity
293 L
Length
4728 mm
Length
4113 mm
Width
1929 mm
Width
1797 mm
Height
1354 - 1359 mm
Height
1502 mm
Max trunk capacity
-
Max trunk capacity
983 L
Payload
170 - 215 kg
Payload
373 - 448 kg

Engine and Performance
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
Engine Type
Full Hybrid, Petrol
Transmission
Automatic
Transmission
Automatic, Manuel
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox, Manual Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
435 - 816 HP
Power HP
116 - 194 HP
Acceleration 0-100km/h
2.8 - 4.6 s
Acceleration 0-100km/h
8 - 10.8 s
Max Speed
280 - 320 km/h
Max Speed
170 - 185 km/h
Torque
500 - 1420 Nm
Torque
148 Nm
Number of Cylinders
4 - 8
Number of Cylinders
4
Power kW
320 - 600 kW
Power kW
85 - 143 kW
Engine capacity
1991 - 3982 cm3
Engine capacity
1490 - 1495 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
G
CO2 Efficiency Class
C, E
Brand
Mercedes-Benz
Brand
MG

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Is the Mercedes AMG GT offered with different drivetrains?

The Mercedes AMG GT is available as Rear-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.