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Dacia Duster vs Mercedes B Class comparison

Compare performance (158 HP vs 238 HP), boot space and price (16,300 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – Dacia Duster or Mercedes B Class?

Dacia Duster vs Mercedes B Class: Key differences

Dacia Duster

4.8 (3 Reviews)
rate
  • significantly cheaper
  • very slightly more efficient
  • marginally lighter
  • a bit more trunk space
details

Mercedes B Class

4.9 (5 Reviews)
rate
  • visibly more power
  • significantly quicker 0–100 km/h
details

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

Duster

Costs and Efficiency:

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

Dacia Duster is significantly cheaper – starting at 16,300 £ , while the Mercedes B Class costs 33,100 £ . That’s a price difference of around 16,852 £.

Fuel consumption also shows a difference: the Dacia Duster uses 4.7 L/100km and is very slightly more efficient than the Mercedes B Class with 5.1 L/100km. The difference is about 0.4 L/100km.

B Class

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 offers visibly more power – delivering 238 HP compared to 158 HP. That’s roughly 80 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes B Class is significantly quicker – completing the sprint in 6.5 s, while the Dacia Duster takes 9.4 s. That’s about 2.9 s quicker.

There’s also a difference in torque: the Mercedes B Class delivers considerably more torque with 400 Nm compared to 230 Nm. That’s about 170 Nm more.

Duster

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 terms of curb weight, Dacia Duster is marginally lighter – 1,377 kg compared to 1,405 kg. The difference is around 28 kg.

Looking at boot space, the Dacia Duster offers a bit more boot space – 517 L compared to 455 L. That’s a difference of about 62 L.

When it comes to payload, the Mercedes B Class carries somewhat more – 550 kg compared to 453 kg. That’s a difference of about 97 kg.

Who wins the race in the data check?

The Mercedes B Class has the upper hand 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 £33,100
B Class

Mercedes B Class

  • Engine Type : Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 238 HP
  • Consumption L/100km : 5.1 - 6.9 L/100km
Dacia Duster
Mercedes B Class

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Dacia Duster

The Dacia Duster is a straightforward, budget-friendly SUV that prioritizes practicality and value over flashy features. Its rugged styling and simple, roomy interior make it a sensible choice for buyers who want capable everyday transport without paying for extras they won’t use.

details

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.

details
Dacia Duster
Mercedes B Class

Costs and Consumption

Price
16,300 - 24,900 £
Price
33,100 - 52,500 £
Consumption L/100km
4.7 - 7.6 L/100km
Consumption L/100km
5.1 - 6.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
107 - 140 g/km
co2
133 - 156 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
MPV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,377 - 1,559 kg
Curb weight
1,405 - 1,565 kg
Trunk capacity
348 - 517 L
Trunk capacity
445 - 455 L
Length
-
Length
-
Width
1,813 mm
Width
1,796 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
402 - 453 kg
Payload
515 - 550 kg

Engine and Performance

Engine Type
Petrol MHEV, Full Hybrid, LPG
Engine Type
Petrol MHEV, Diesel
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automated Manual, Dual-Clutch Automatic
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
115 - 158 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
9.4 - 11.7 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
-
Max Speed
-
Torque
190 - 230 Nm
Torque
200 - 400 Nm
Number of Cylinders
3 - 4
Number of Cylinders
4
Power kW
84 - 116 kW
Power kW
85 - 175 kW
Engine capacity
1,199 - 1,789 cm3
Engine capacity
1,332 - 1,991 cm3

General

Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
D, C
CO2 Efficiency Class
D, E, F
Brand
Dacia
Brand
Mercedes-Benz
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.