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Lexus LM vs Mercedes C-Class Saloon comparison

Compare performance (206 HP vs 680 HP), boot space and price (109,700 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – Lexus LM or Mercedes C-Class Saloon?

Lexus LM vs Mercedes C-Class Saloon: Key differences

Lexus LM

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Mercedes C-Class Saloon

  • considerably cheaper
  • substantially more power
  • considerably more efficient
  • clearly quicker 0–100 km/h
  • visibly lighter
  • considerably 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:

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.

Mercedes C-Class Saloon is considerably cheaper – starting at 41,300 £ , while the Lexus LM costs 109,700 £ . That’s a price difference of around 68,389 £.

Fuel consumption also shows a difference: the Mercedes C-Class Saloon uses 4.5 L/100km and is considerably more efficient than the Lexus LM with 7.1 L/100km. The difference is about 2.6 L/100km.

C-Class Saloon

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 C-Class Saloon offers substantially more power – delivering 680 HP compared to 206 HP. That’s roughly 474 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is clearly quicker – completing the sprint in 3.4 s, while the Lexus LM takes 8.7 s. That’s about 5.3 s quicker.

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

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

In terms of curb weight, Mercedes C-Class Saloon is visibly lighter – 1,695 kg compared to 2,345 kg. The difference is around 650 kg.

Looking at boot space, the Mercedes C-Class Saloon offers considerably more boot space – 455 L compared to 110 L. That’s a difference of about 345 L.

When it comes to payload, the Mercedes C-Class Saloon carries only slightly more – 570 kg compared to 535 kg. That’s a difference of about 35 kg.

Who wins the race in the data check?

The Mercedes C-Class Saloon 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 £41,300
C-Class Saloon

Mercedes C-Class Saloon

  • Engine Type Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 183 - 680 HP
  • Consumption L/100km 4.5 - 9 L/100km
  • Electric Range 11 km
Lexus LM
Mercedes C-Class Saloon

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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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 C-Class Saloon

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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Lexus LM
Mercedes C-Class Saloon

Costs and Consumption

Price
109,700 - 131,900 £
Price
41,300 - 103,400 £
Consumption L/100km
7.1 L/100km
Consumption L/100km
4.5 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
11 km
Battery Capacity
-
Battery Capacity
-
co2
160 g/km
co2
119 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
MPV
Body Type
Sedan
Seats
4 - 7
Seats
5
Doors
-
Doors
-
Curb weight
2,345 kg
Curb weight
1,695 - 2,165 kg
Trunk capacity
110 L
Trunk capacity
280 - 455 L
Length
-
Length
-
Width
1,890 mm
Width
1,820 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 535 kg
Payload
485 - 570 kg

Engine and Performance

Engine Type
Full Hybrid
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
206 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
8.7 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
-
Max Speed
-
Torque
-
Torque
250 - 1,020 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
152 kW
Power kW
135 - 500 kW
Engine capacity
2,487 cm3
Engine capacity
1,496 - 1,999 cm3

General

Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
F
CO2 Efficiency Class
E, D, G
Brand
Lexus
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.