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Mercedes B Class vs Mitsubishi Grandis – Performance, range & efficiency compared

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether Mercedes B Class or Mitsubishi Grandis fits your lifestyle better.

Mercedes B Class

5 (3 Reviews)
rate

Mitsubishi Grandis

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

B Class @ Mercedes-Benz Group Media

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.

Mitsubishi Grandis has a evident advantage in terms of price – it starts at 24800 £, while the Mercedes B Class costs 33100 £. That’s a price difference of around 8281 £.

Fuel consumption also shows a difference: Mercedes B Class manages with 2.50 L and is therefore decisively more efficient than the Mitsubishi Grandis with 4.30 L. The difference is about 1.80 L per 100 km.

B Class @ Mercedes-Benz Group Media

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 B Class has a evident edge – offering 238 HP compared to 158 HP. That’s roughly 80 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes B Class is evident quicker – completing the sprint in 6.50 s, while the Mitsubishi Grandis takes 9.10 s. That’s about 2.60 s faster.

In terms of top speed, the Mercedes B Class performs clearly perceptible better – reaching 250 km/h, while the Mitsubishi Grandis tops out at 180 km/h. The difference is around 70 km/h.

There’s also a difference in torque: Mercedes B Class pulls decisively stronger with 450 Nm compared to 265 Nm. That’s about 185 Nm difference.

B Class @ Mercedes-Benz Group Media

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 curb weight, Mitsubishi Grandis is slight lighter – 1359 kg compared to 1405 kg. The difference is around 46 kg.

In terms of boot space, the Mitsubishi Grandis offers noticeable more room – 576 L compared to 455 L. That’s a difference of about 121 L.

In maximum load capacity, the Mitsubishi Grandis performs hardly perceptible better – up to 1682 L, which is about 142 L more than the Mercedes B Class.

When it comes to payload, Mercedes B Class to a small extent takes the win – 550 kg compared to 459 kg. That’s a difference of about 91 kg.

Who wins the race?

The Mercedes B Class proves to be outperforms in nearly all aspects and therefore becomes our DriveDuel Champion!
Mercedes B Class is the better all-rounder in this comparison.

Mercedes B Class
Mitsubishi Grandis

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis
from about £33,100
B Class @ Mercedes-Benz Group Media

Mercedes B Class

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 238 HP
  • Consumption L/100km : 2.5 - 6.9 L
  • Electric Range : 83 km

Mercedes B Class

5 (3 Reviews)
rate

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.

details

Mitsubishi Grandis

The Mitsubishi Grandis is a no-nonsense MPV that hides a surprisingly sleek profile, making family duty look almost stylish. It’s spacious, easy to drive, and built to shrug off daily chaos, though the cabin feels dated and it prefers a relaxed cruise to any hot-hatch antics.

details
Mercedes B Class
Mitsubishi Grandis
B Class @ Mercedes-Benz Group Media

Costs and Consumption

Price
33100 - 52500 £
Price
24800 - 35000 £
Consumption L/100km
2.5 - 6.9 L
Consumption L/100km
4.3 - 6.1 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
83 km
Electric Range
-
Battery Capacity
12.90 kWh
Battery Capacity
-
co2
56 - 156 g/km
co2
98 - 138 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
48 L

Dimensions and Body

Body Type
MPV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1405 - 1745 kg
Curb weight
1359 - 1465 kg
Trunk capacity
405 - 455 L
Trunk capacity
492 - 576 L
Length
4419 mm
Length
4413 mm
Width
1796 mm
Width
1797 mm
Height
1562 mm
Height
1575 mm
Max trunk capacity
1440 - 1540 L
Max trunk capacity
1582 - 1682 L
Payload
505 - 550 kg
Payload
455 - 459 kg

Engine and Performance

Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
Engine Type
Petrol MHEV, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic, Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 238 HP
Power HP
140 - 158 HP
Acceleration 0-100km/h
6.5 - 10 s
Acceleration 0-100km/h
9.1 - 10.6 s
Max Speed
200 - 250 km/h
Max Speed
180 km/h
Torque
200 - 450 Nm
Torque
245 - 265 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
85 - 175 kW
Power kW
104 - 116 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
1333 - 1789 cm3

General

Model Year
2024 - 2025
Model Year
2025
CO2 Efficiency Class
B, D, E, F
CO2 Efficiency Class
D, E, C
Brand
Mercedes-Benz
Brand
Mitsubishi
What drivetrain options does the Mercedes B Class have?

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

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.