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DS Automobiles DS 7 vs Mercedes B Class comparison

Compare performance (130 HP vs 238 HP), boot space and price (41,900 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – DS Automobiles DS 7 or Mercedes B Class?

DS Automobiles DS 7 vs Mercedes B Class: Key differences

DS Automobiles DS 7

5 (1 Reviews)
rate
  • moderately more trunk space
details

Mercedes B Class

4.9 (5 Reviews)
rate
  • clearly cheaper
  • considerably more power
  • marginally more efficient
  • substantially quicker 0–100 km/h
  • somewhat lighter
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

DS 7

Costs and Efficiency:

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

Mercedes B Class is clearly cheaper – starting at 33,100 £ , while the DS Automobiles DS 7 costs 41,900 £ . That’s a price difference of around 8,793 £.

Fuel consumption also shows a difference: the Mercedes B Class uses 5.1 L/100km and is marginally more efficient than the DS Automobiles DS 7 with 5.5 L/100km. The difference is about 0.4 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 considerably more power – delivering 238 HP compared to 130 HP. That’s roughly 108 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes B Class is substantially quicker – completing the sprint in 6.5 s, while the DS Automobiles DS 7 takes 11.9 s. That’s about 5.4 s quicker.

There’s also a difference in torque: the Mercedes B Class delivers visibly more torque with 400 Nm compared to 300 Nm. That’s about 100 Nm more.

DS 7

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, Mercedes B Class is somewhat lighter – 1,405 kg compared to 1,651 kg. The difference is around 246 kg.

Looking at boot space, the DS Automobiles DS 7 offers moderately more boot space – 555 L compared to 455 L. That’s a difference of about 100 L.

When it comes to payload, the Mercedes B Class carries visibly more – 550 kg compared to 399 kg. That’s a difference of about 151 kg.

Who wins the race in the data check?

The Mercedes B Class holds a decisive overall lead 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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DS Automobiles DS 7
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

DS Automobiles DS 7

The DS 7 wraps Parisian elegance into SUV practicality, with sculpted surfaces, a jewel-like grille and an interior that feels more boutique lounge than family transporter. It appeals to buyers who want style and comfort without shouting, delivering a refined ride and clever tech that make daily driving feel a little more special — and yes, it’ll turn heads in the school run.

details
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ds7-1
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Reviews DS Automobiles DS 7

5 (1 Reviews)
rate

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 7
Mercedes B Class

Costs and Consumption
Price
41,900 - 46,100 £
Price
33,100 - 52,500 £
Consumption L/100km
5.5 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
145 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
1,651 kg
Curb weight
1,405 - 1,565 kg
Trunk capacity
555 L
Trunk capacity
445 - 455 L
Length
-
Length
-
Width
1,891 mm
Width
1,796 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
399 kg
Payload
515 - 550 kg

Engine and Performance
Engine Type
Diesel
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
130 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
11.9 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
-
Max Speed
-
Torque
300 Nm
Torque
200 - 400 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
96 kW
Power kW
85 - 175 kW
Engine capacity
1,499 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
E
CO2 Efficiency Class
D, E, F
Brand
DS Automobiles
Brand
Mercedes-Benz
Is the DS Automobiles DS 7 offered with different drivetrains?

The DS Automobiles DS 7 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.