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Lexus LM vs Mercedes GLS comparison

Compare performance (206 HP vs 404 HP), boot space and price (109,700 £ vs 92,700 £ ) at a glance. Find out which car is the better choice for you – Lexus LM or Mercedes GLS?

Lexus LM vs Mercedes GLS: Key differences

Lexus LM

  • moderately more efficient
  • somewhat lighter
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Mercedes GLS

  • moderately cheaper
  • considerably more power
  • significantly quicker 0–100 km/h
  • clearly more trunk space
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By Achim Sedelmaier

Here’s where it gets real: The technical differences in detail

LM

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes GLS is moderately cheaper – starting at 92,700 £ , while the Lexus LM costs 109,700 £ . That’s a price difference of around 17,052 £.

Fuel consumption also shows a difference: the Lexus LM uses 7.1 L/100km and is moderately more efficient than the Mercedes GLS with 7.9 L/100km. The difference is about 0.8 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 206 HP. That’s roughly 198 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is significantly quicker – completing the sprint in 5.6 s, while the Lexus LM takes 8.7 s. That’s about 3.1 s quicker.

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 7 people.

In terms of curb weight, Lexus LM is somewhat lighter – 2,345 kg compared to 2,580 kg. The difference is around 235 kg.

Looking at boot space, the Mercedes GLS offers clearly more boot space – 355 L compared to 110 L. That’s a difference of about 245 L.

When it comes to payload, the Mercedes GLS carries clearly more – 820 kg compared to 535 kg. That’s a difference of about 285 kg.

Who wins the race in the data check?

The Mercedes GLS 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 £92,700
GLS

Mercedes GLS

  • Engine Type Petrol MHEV, Diesel MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 336 - 404 HP
  • Consumption L/100km 7.9 - 9.9 L/100km
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Lexus LM
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Lexus LM

The Lexus LM is a decadent, chauffeur-friendly people carrier that dresses up van practicality with yacht-like luxury and unmistakable Lexus polish. Inside it’s all about rear-seat pampering and serene refinement — perfect for buyers who want to arrive feeling like royalty, even if it’s not for the tightest budget or the smallest parking space.

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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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Costs and Consumption
Price
109,700 - 131,900 £
Price
92,700 - 104,600 £
Consumption L/100km
7.1 L/100km
Consumption L/100km
7.9 - 9.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
160 g/km
co2
206 - 226 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
MPV
Body Type
SUV
Seats
4 - 7
Seats
7
Doors
-
Doors
-
Curb weight
2,345 kg
Curb weight
2,580 - 2,670 kg
Trunk capacity
110 L
Trunk capacity
355 L
Length
-
Length
-
Width
1,890 mm
Width
1,956 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 535 kg
Payload
810 - 820 kg

Engine and Performance
Engine Type
Full Hybrid
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
206 HP
Power HP
336 - 404 HP
Acceleration 0-100km/h
8.7 s
Acceleration 0-100km/h
5.6 - 6.2 s
Max Speed
-
Max Speed
-
Torque
-
Torque
560 - 750 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
152 kW
Power kW
247 - 297 kW
Engine capacity
2,487 cm3
Engine capacity
2,989 - 2,999 cm3

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
F
CO2 Efficiency Class
G
Brand
Lexus
Brand
Mercedes-Benz
What drive types are available for the Lexus LM?

Available configurations include 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.