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DS Automobiles DS 3 vs Mercedes B Class comparison

Compare performance (156 HP vs 238 HP), boot space and price (29,500 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – DS Automobiles DS 3 or Mercedes B Class?

DS Automobiles DS 3 vs Mercedes B Class: Key differences

DS Automobiles DS 3

  • somewhat cheaper
  • barely more efficient
  • slightly lighter
details

Mercedes B Class

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

DS 3

Costs and Efficiency:

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

DS Automobiles DS 3 is somewhat cheaper – starting at 29,500 £ , while the Mercedes B Class costs 33,100 £ . That’s a price difference of around 3,627 £.

Fuel consumption also shows a difference: the DS Automobiles DS 3 uses 5 L/100km and is barely more efficient than the Mercedes B Class with 5.1 L/100km. The difference is about 0.1 L/100km.

B Class

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Mercedes B Class offers clearly more power – delivering 238 HP compared to 156 HP. That’s roughly 82 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes B Class is clearly quicker – completing the sprint in 6.5 s, while the DS Automobiles DS 3 takes 9.1 s. That’s about 2.6 s quicker.

There’s also a difference in torque: the Mercedes B Class delivers clearly more torque with 400 Nm compared to 260 Nm. That’s about 140 Nm more.

DS 3

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, DS Automobiles DS 3 is slightly lighter – 1,249 kg compared to 1,405 kg. The difference is around 156 kg.

Looking at boot space, the Mercedes B Class offers clearly more boot space – 455 L compared to 350 L. That’s a difference of about 105 L.

When it comes to payload, the Mercedes B Class carries a bit more – 550 kg compared to 466 kg. That’s a difference of about 84 kg.

Who wins the race in the data check?

The Mercedes B Class is decisively ahead 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
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Frequently compared as well

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Mercedes B Class
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DS Automobiles DS 3
Mercedes B Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

DS Automobiles DS 3

The DS 3 is a chic, compact premium hatch that stands out with couture styling and an interior that feels more boutique than bargain-bin. It serves up a poised, city-friendly drive with plenty of French flair — ideal for buyers who want personality as much as practicality and don’t mind turning heads at the lights.

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Reviews DS Automobiles DS 3

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

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

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DS Automobiles DS 3
Mercedes B Class

Costs and Consumption
Price
29,500 - 37,600 £
Price
33,100 - 52,500 £
Consumption L/100km
5 L/100km
Consumption L/100km
5.1 - 6.9 L/100km
Consumption kWh/100km
15.5 kWh/100km
Consumption kWh/100km
-
Electric Range
400 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 - 112 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
1,249 - 1,646 kg
Curb weight
1,405 - 1,565 kg
Trunk capacity
350 L
Trunk capacity
445 - 455 L
Length
-
Length
-
Width
1,791 mm
Width
1,796 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
362 - 466 kg
Payload
515 - 550 kg

Engine and Performance
Engine Type
Petrol MHEV, Electric
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
145 - 156 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
9.1 - 9.2 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
-
Max Speed
-
Torque
230 - 260 Nm
Torque
200 - 400 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
107 - 115 kW
Power kW
85 - 175 kW
Engine capacity
1,199 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
C, A
CO2 Efficiency Class
D, E, F
Brand
DS Automobiles
Brand
Mercedes-Benz
What drive types are available for the DS Automobiles DS 3?

The DS Automobiles DS 3 is offered with Front-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.