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Lexus LM vs Mercedes B Class comparison

Compare performance (206 HP vs 238 HP), boot space and price (110,100 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – Lexus LM or Mercedes B Class?

Lexus LM vs Mercedes B Class: Key differences

Lexus LM

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Mercedes B Class

4.9 (5 Reviews)
rate
  • substantially cheaper
  • a bit more power
  • clearly more efficient
  • visibly quicker 0–100 km/h
  • clearly lighter
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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

LM

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 substantially cheaper – starting at 33,100 £ , while the Lexus LM costs 110,100 £ . That’s a price difference of around 77,013 £.

Fuel consumption also shows a difference: the Mercedes B Class uses 5.1 L/100km and is clearly more efficient than the Lexus LM with 7.1 L/100km. The difference is about 2 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 a bit more power – delivering 238 HP compared to 206 HP. That’s roughly 32 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes B Class is visibly quicker – completing the sprint in 6.5 s, while the Lexus LM takes 8.7 s. That’s about 2.2 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.

Seats: Lexus LM offers more seats – 7 vs 5.

In terms of curb weight, Mercedes B Class is clearly lighter – 1,405 kg compared to 2,345 kg. The difference is around 940 kg.

When it comes to payload, the Mercedes B Class carries only slightly more – 550 kg compared to 535 kg. That’s a difference of about 15 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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Mercedes B Class
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Lexus LM
Mercedes B Class

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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Reviews Lexus LM

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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In the competitive landscape of compact luxury vehicles, the Audi Q3 stands out with its dynamic design and sporty performance, appealing to drivers seeking a spirited driving experience. On the other hand, the Mercedes B-Klasse offers a more practical approach, prioritizing spacious interiors and …
Lexus LM
Mercedes B Class

Costs and Consumption
Price
110,100 - 132,000 £
Price
33,100 - 52,500 £
Consumption L/100km
7.1 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
160 g/km
co2
133 - 156 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
MPV
Body Type
MPV
Seats
4 - 7
Seats
5
Doors
-
Doors
-
Curb weight
2,345 kg
Curb weight
1,405 - 1,565 kg
Trunk capacity
-
Trunk capacity
445 - 455 L
Length
-
Length
-
Width
1,890 mm
Width
1,796 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 535 kg
Payload
515 - 550 kg

Engine and Performance
Engine Type
Full Hybrid
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
206 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
8.7 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
-
Max Speed
-
Torque
-
Torque
200 - 400 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
152 kW
Power kW
85 - 175 kW
Engine capacity
2,487 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
F
CO2 Efficiency Class
D, E, F
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.