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Mercedes B Class vs MG MGS6 EV comparison

Compare performance (238 HP vs 361 HP), boot space and price (33,100 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Mercedes B Class or MG MGS6 EV?

Mercedes B Class vs MG MGS6 EV: Key differences

Mercedes B Class

4.9 (5 Reviews)
rate
  • noticeably cheaper
  • clearly lighter
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MG MGS6 EV

  • markedly more power
  • visibly quicker 0–100 km/h
  • visibly more trunk space
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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

B Class

Costs and Efficiency:

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

Mercedes B Class is noticeably cheaper – starting at 33,100 £ , while the MG MGS6 EV costs 42,800 £ . That’s a price difference of around 9,719 £.

B Class

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 MG MGS6 EV offers markedly more power – delivering 361 HP compared to 238 HP. That’s roughly 123 HP more horsepower.

When accelerating from 0 to 100 km/h, the MG MGS6 EV is visibly quicker – completing the sprint in 5.1 s, while the Mercedes B Class takes 6.5 s. That’s about 1.4 s quicker.

There’s also a difference in torque: the MG MGS6 EV delivers noticeably more torque with 540 Nm compared to 400 Nm. That’s about 140 Nm more.

B Class

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes B Class is clearly lighter – 1,405 kg compared to 1,908 kg. The difference is around 503 kg.

Looking at boot space, the MG MGS6 EV offers visibly more boot space – 674 L compared to 455 L. That’s a difference of about 219 L.

When it comes to payload, the Mercedes B Class carries slightly more – 550 kg compared to 480 kg. That’s a difference of about 70 kg.

Who wins the race in the data check?

The MG MGS6 EV is far ahead 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 £42,800
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MG MGS6 EV

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 244 - 361 HP
  • Consumption kWh/100km : 16.6 - 18.1 kWh/100km
  • Electric Range : 485 - 530 km
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Frequently compared as well

Mercedes A Class
Mercedes B Class
VS
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Mercedes B Class
Mercedes GLA
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The Mercedes B‑Class is the practical, airy people‑carrier that prioritises space and comfort, while the Mercedes GLA takes the same mechanical smarts and adds SUV looks, higher ride height and a touch more road presence. Pick the B‑Class for family‑friendly sense and efficiency, choose the GLA if …
Mercedes B Class
MG MGS6 EV

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes B Class

The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.

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Reviews Mercedes B Class

4.9 (5 Reviews)
rate
Peter
5 Mar 2026, 05:51:19

My wife and I have been driving a Mercedes W247 200d for seven years now, with 93,000 km on the clock. The car is very comfortable even on long trips and economical. At the last service the pads of the electric parking brake were replaced; otherwise no repairs. We love this car.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

MG MGS6 EV

The MG MGS6 EV is a practical and affordable electric hatch that blends everyday usability with a surprisingly refined driving feel. Inside it offers a roomy, well-equipped cabin and straightforward tech, making it a sensible choice for buyers who want EV simplicity without fuss.

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Reviews MG MGS6 EV

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

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Mercedes B Class
MG MGS6 EV

Costs and Consumption
Price
33,100 - 52,500 £
Price
42,800 - 46,300 £
Consumption L/100km
5.1 - 6.9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
16.6 - 18.1 kWh/100km
Electric Range
-
Electric Range
485 - 530 km
Battery Capacity
-
Battery Capacity
-
co2
133 - 156 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
MPV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,405 - 1,565 kg
Curb weight
1,908 - 2,005 kg
Trunk capacity
445 - 455 L
Trunk capacity
674 L
Length
-
Length
-
Width
1,796 mm
Width
1,912 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
515 - 550 kg
Payload
460 - 480 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel
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, All-Wheel Drive
Power HP
116 - 238 HP
Power HP
244 - 361 HP
Acceleration 0-100km/h
6.5 - 10 s
Acceleration 0-100km/h
5.1 - 7.3 s
Max Speed
-
Max Speed
-
Torque
200 - 400 Nm
Torque
350 - 540 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
85 - 175 kW
Power kW
180 - 266 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
D, E, F
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
MG
What drivetrain options does the Mercedes B Class have?

Available configurations include 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.