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Mercedes A Class vs MG MG4 comparison

Compare performance (421 HP vs 204 HP), boot space and price (32,600 £ vs 30,500 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class or MG MG4?

Mercedes A Class vs MG MG4: Key differences

Mercedes A Class

  • considerably more power
  • significantly quicker 0–100 km/h
  • a bit lighter

MG MG4

5 (2 Reviews)
rate
  • only slightly cheaper
  • considerably more electric range

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

A Class

Costs and Efficiency:

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

MG MG4 is only slightly cheaper – starting at 30,500 £ , while the Mercedes A Class costs 32,600 £ . That’s a price difference of around 2,020 £.

As for electric range, the MG MG4 offers considerably more range – reaching up to 450 km, about 365 km more than the Mercedes A Class.

MG4

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 Mercedes A Class offers considerably more power – delivering 421 HP compared to 204 HP. That’s roughly 217 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class is significantly quicker – completing the sprint in 3.9 s, while the MG MG4 takes 7.1 s. That’s about 3.2 s quicker.

There’s also a difference in torque: the Mercedes A Class delivers significantly more torque with 500 Nm compared to 250 Nm. That’s about 250 Nm more.

A Class

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes A Class is a bit lighter – 1,440 kg compared to 1,635 kg. The difference is around 195 kg.

When it comes to payload, the Mercedes A Class carries only slightly more – 485 kg compared to 449 kg. That’s a difference of about 36 kg.

Who wins the race in the data check?

The Mercedes A Class 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 £32,600
A Class

Mercedes A Class

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.3 - 9 L/100km
  • Electric Range : 85 km
details

Frequently compared as well

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Mercedes A Class
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The Mercedes A‑Class is the sporty, tech‑savvy compact that thrills with sharp handling and a slick cockpit, while the Mercedes B‑Class trades a bit of attitude for towering practicality, roomier seats and a more useful boot. Choose the A‑Class if you want driving fun and style; pick the B‑Class if …
Mercedes A Class
MG MG4

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

details
18C0292_008
18C0292_010
18C0292_042
18C0291_067
18C0122_04

Reviews Mercedes A Class

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

MG MG4

The MG4 is a sprightly electric hatch that marries bold, modern looks with genuinely useful practicality, making it a great everyday companion for city and weekend life alike. Inside it surprises with a smart, user-friendly cabin and an engaging drive that delivers more personality than you might expect for the price.

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Reviews MG MG4

5 (2 Reviews)
rate
Angio
12 Jan 2026, 12:26:30

Superb

How do you mainly use this car? (optional): City / Short distance
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Sal
23 Oct 2025, 20:41:36

I tried it today and found the car genuinely pleasant and comfortable to drive.

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Mercedes A Class
MG MG4

Costs and Consumption
Price
32,600 - 66,500 £
Price
30,500 - 36,500 £
Consumption L/100km
2.3 - 9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
16.4 - 17 kWh/100km
Electric Range
85 km
Electric Range
330 - 450 km
Battery Capacity
12.9 kWh
Battery Capacity
-
co2
53 - 205 g/km
co2
0 g/km
Fuel tank capacity
35 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,440 - 1,695 kg
Curb weight
1,635 - 1,695 kg
Trunk capacity
310 - 350 L
Trunk capacity
-
Length
4,428 mm
Length
-
Width
1,796 - 1,850 mm
Width
1,836 mm
Height
1,423 mm
Height
-
Max trunk capacity
1,125 L
Max trunk capacity
-
Payload
450 - 485 kg
Payload
389 - 449 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
116 - 421 HP
Power HP
170 - 204 HP
Acceleration 0-100km/h
3.9 - 9.7 s
Acceleration 0-100km/h
7.1 - 7.6 s
Max Speed
225 km/h
Max Speed
-
Torque
200 - 500 Nm
Torque
250 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
85 - 310 kW
Power kW
125 - 150 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2,025
CO2 Efficiency Class
B, D, E, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
MG
Is the Mercedes A Class offered with different drivetrains?

The Mercedes A Class is offered with Front-Wheel Drive or All-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.