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DS Automobiles DS 3 vs Mercedes GLS comparison

Compare performance (156 HP vs 404 HP), boot space and price (29,500 £ vs 92,700 £ ) at a glance. Find out which car is the better choice for you – DS Automobiles DS 3 or Mercedes GLS?

DS Automobiles DS 3 vs Mercedes GLS: Key differences

DS Automobiles DS 3

  • considerably cheaper
  • considerably more efficient
  • significantly lighter
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Mercedes GLS

  • considerably more power
  • considerably quicker 0–100 km/h
  • very slightly more trunk space
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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 considerably cheaper – starting at 29,500 £ , while the Mercedes GLS costs 92,700 £ . That’s a price difference of around 63,160 £.

Fuel consumption also shows a difference: the DS Automobiles DS 3 uses 5 L/100km and is considerably more efficient than the Mercedes GLS with 7.9 L/100km. The difference is about 2.9 L/100km.

GLS

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 Mercedes GLS offers considerably more power – delivering 404 HP compared to 156 HP. That’s roughly 248 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is considerably quicker – completing the sprint in 5.6 s, while the DS Automobiles DS 3 takes 9.1 s. That’s about 3.5 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers significantly more torque with 750 Nm compared to 260 Nm. That’s about 490 Nm more.

DS 3

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.

Seats: Mercedes GLS offers more seats – 7 vs 5.

In terms of curb weight, DS Automobiles DS 3 is significantly lighter – 1,249 kg compared to 2,580 kg. The difference is around 1,331 kg.

Looking at boot space, the Mercedes GLS offers very slightly more boot space – 355 L compared to 350 L. That’s a difference of about 5 L.

When it comes to payload, the Mercedes GLS carries significantly more – 820 kg compared to 466 kg. That’s a difference of about 354 kg.

Who wins the race in the data check?

The DS Automobiles DS 3 is clearly 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 £29,500
DS 3

DS Automobiles DS 3

  • Engine Type Petrol MHEV, Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 145 - 156 HP
  • Consumption L/100km 5 L/100km
  • Consumption kWh/100km 15.5 kWh/100km
  • Electric Range 400 km
DS Automobiles DS 3
Mercedes GLS

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.

details

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

details
DS Automobiles DS 3
Mercedes GLS

Costs and Consumption

Price
29,500 - 37,600 £
Price
92,700 - 104,600 £
Consumption L/100km
5 L/100km
Consumption L/100km
7.9 - 9.9 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
206 - 226 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
7
Doors
-
Doors
-
Curb weight
1,249 - 1,646 kg
Curb weight
2,580 - 2,670 kg
Trunk capacity
350 L
Trunk capacity
355 L
Length
-
Length
-
Width
1,791 mm
Width
1,956 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
362 - 466 kg
Payload
810 - 820 kg

Engine and Performance

Engine Type
Petrol MHEV, Electric
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
145 - 156 HP
Power HP
336 - 404 HP
Acceleration 0-100km/h
9.1 - 9.2 s
Acceleration 0-100km/h
5.6 - 6.2 s
Max Speed
-
Max Speed
-
Torque
230 - 260 Nm
Torque
560 - 750 Nm
Number of Cylinders
3
Number of Cylinders
6
Power kW
107 - 115 kW
Power kW
247 - 297 kW
Engine capacity
1,199 cm3
Engine capacity
2,989 - 2,999 cm3

General

Model Year
2,025 - 2,026
Model Year
2026
CO2 Efficiency Class
C, A
CO2 Efficiency Class
G
Brand
DS Automobiles
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.