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Mercedes GLS vs GWM HAVAL H6 comparison

Compare performance (404 HP vs 243 HP), boot space and price (92,700 £ vs 27,400 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or GWM HAVAL H6?

Mercedes GLS vs GWM HAVAL H6: Key differences

Mercedes GLS

  • markedly more power
  • substantially quicker 0–100 km/h
details

GWM HAVAL H6

4.6 (1 Reviews)
rate
  • substantially cheaper
  • visibly more efficient
  • substantially lighter
  • noticeably 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

GLS

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.

GWM HAVAL H6 is substantially cheaper – starting at 27,400 £ , while the Mercedes GLS costs 92,700 £ . That’s a price difference of around 65,242 £.

Fuel consumption also shows a difference: the GWM HAVAL H6 uses 5.9 L/100km and is visibly more efficient than the Mercedes GLS with 7.9 L/100km. The difference is about 2 L/100km.

HAVAL H6

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 markedly more power – delivering 404 HP compared to 243 HP. That’s roughly 161 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is substantially quicker – completing the sprint in 5.6 s, while the GWM HAVAL H6 takes 8.3 s. That’s about 2.7 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers visibly more torque with 750 Nm compared to 530 Nm. That’s about 220 Nm more.

GLS

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, GWM HAVAL H6 is substantially lighter – 1,765 kg compared to 2,580 kg. The difference is around 815 kg.

Looking at boot space, the GWM HAVAL H6 offers noticeably more boot space – 560 L compared to 355 L. That’s a difference of about 205 L.

When it comes to payload, the Mercedes GLS carries considerably more – 820 kg compared to 375 kg. That’s a difference of about 445 kg.

Who wins the race in the data check?

The GWM HAVAL H6 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 £27,400
HAVAL H6

GWM HAVAL H6

  • Engine Type Full Hybrid
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 243 HP
  • Consumption L/100km 5.9 L/100km
details

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Mercedes GLS
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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.

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Reviews Mercedes GLS

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

GWM HAVAL H6

The Haval H6 arrives with bold, upmarket styling that makes a confident statement without breaking the bank, pairing a polished cabin with gadgetry that feels more premium than the badge implies. As a practical family crossover it balances comfort, space and value with a calm on-road demeanour and a cheeky hint of ambition—perfect for buyers who want style and substance without a luxury price tag.

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Reviews GWM HAVAL H6

4.6 (1 Reviews)
rate
Daniela Luna
4 Mar 2026, 21:48:06

I've almost had it a year and it's truly powerful on the road, very stable — the driver aids make me feel super safe. In the city it moves around very well and the fuel economy is notable. I use it both on highways and in town and it's genuinely useful.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Mercedes GLS
GWM HAVAL H6

Costs and Consumption
Price
92,700 - 104,600 £
Price
27,400 - 29,700 £
Consumption L/100km
7.9 - 9.9 L/100km
Consumption L/100km
5.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
206 - 226 g/km
co2
134 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
7
Seats
5
Doors
-
Doors
-
Curb weight
2,580 - 2,670 kg
Curb weight
1,765 kg
Trunk capacity
355 L
Trunk capacity
560 L
Length
-
Length
-
Width
1,956 mm
Width
1,886 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
810 - 820 kg
Payload
375 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
336 - 404 HP
Power HP
243 HP
Acceleration 0-100km/h
5.6 - 6.2 s
Acceleration 0-100km/h
8.3 s
Max Speed
-
Max Speed
-
Torque
560 - 750 Nm
Torque
530 Nm
Number of Cylinders
6
Number of Cylinders
4
Power kW
247 - 297 kW
Power kW
179 kW
Engine capacity
2,989 - 2,999 cm3
Engine capacity
1,499 cm3

General
Model Year
2026
Model Year
2026
CO2 Efficiency Class
G
CO2 Efficiency Class
D
Brand
Mercedes-Benz
Brand
GWM
Is the Mercedes GLS offered with different drivetrains?

The Mercedes GLS is available as All-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.