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Lexus RX vs Mercedes C Class Sedan comparison

Compare performance (371 HP vs 680 HP), boot space and price (63,300 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – Lexus RX or Mercedes C Class Sedan?

Lexus RX vs Mercedes C Class Sedan: Key differences

Lexus RX

  • only slightly more trunk space

Mercedes C Class Sedan

  • substantially cheaper
  • substantially more power
  • substantially more efficient
  • considerably more electric range
  • considerably quicker 0–100 km/h
  • noticeably lighter

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

RX

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 Sedan is substantially cheaper – starting at 41,300 £ , while the Lexus RX costs 63,300 £ . That’s a price difference of around 21,975 £.

Fuel consumption also shows a difference: the Mercedes C Class Sedan uses 1.6 L/100km and is substantially more efficient than the Lexus RX with 3.3 L/100km. The difference is about 1.7 L/100km.

As for electric range, the Mercedes C Class Sedan offers considerably more range – reaching up to 117 km, about 50 km more than the Lexus RX.

C Class Sedan

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 C Class Sedan offers substantially more power – delivering 680 HP compared to 371 HP. That’s roughly 309 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C Class Sedan is considerably quicker – completing the sprint in 3.4 s, while the Lexus RX takes 6.2 s. That’s about 2.8 s quicker.

There’s also a difference in torque: the Mercedes C Class Sedan delivers substantially more torque with 1,020 Nm compared to 551 Nm. That’s about 469 Nm more.

RX

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes C Class Sedan is noticeably lighter – 1,695 kg compared to 2,040 kg. The difference is around 345 kg.

Looking at boot space, the Lexus RX offers only slightly more boot space – 461 L compared to 455 L. That’s a difference of about 6 L.

When it comes to payload, the Lexus RX carries barely more – 620 kg compared to 570 kg. That’s a difference of about 50 kg.

Who wins the race in the data check?

The Mercedes C Class Sedan stands well ahead of its rival 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 Sedan

Mercedes C Class Sedan

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 183 - 680 HP
  • Consumption L/100km : 1.6 - 9 L/100km
  • Electric Range : 11 - 117 km
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Lexus RX
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Lexus RX

The Lexus RX glides through city streets with the kind of hushed refinement that turns mundane commutes into a private lounge. It mixes plush comfort and polished practicality in a package that suits buyers who want to arrive relaxed and a touch smug.

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Reviews Lexus RX

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Mercedes C Class Sedan

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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Reviews Mercedes C Class Sedan

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

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Lexus RX
Mercedes C Class Sedan

Costs and Consumption
Price
63,300 - 87,400 £
Price
41,300 - 103,400 £
Consumption L/100km
3.3 - 8.1 L/100km
Consumption L/100km
1.6 - 9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
67 km
Electric Range
11 - 117 km
Battery Capacity
-
Battery Capacity
19.5 kWh
co2
75 - 183 g/km
co2
41 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
50 L

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
4
Curb weight
2,040 - 2,185 kg
Curb weight
1,695 - 2,195 kg
Trunk capacity
461 L
Trunk capacity
315 - 455 L
Length
-
Length
4,751 mm
Width
1,920 mm
Width
1,820 - 1,900 mm
Height
-
Height
1,438 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
575 - 620 kg
Payload
480 - 570 kg

Engine and Performance
Engine Type
Full Hybrid, Plugin Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox, CVT
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
207 - 371 HP
Power HP
183 - 680 HP
Acceleration 0-100km/h
6.2 - 7.9 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
-
Max Speed
235 - 250 km/h
Torque
551 Nm
Torque
250 - 1,020 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
152 - 273 kW
Power kW
135 - 500 kW
Engine capacity
2,393 - 2,487 cm3
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2,024 - 2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
G, E, B
CO2 Efficiency Class
E, B, D, G
Brand
Lexus
Brand
Mercedes-Benz
Is the Lexus RX offered with different drivetrains?

The Lexus RX is offered with 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.