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Lexus RC vs Mercedes GLB comparison

Compare performance (464 HP vs 354 HP), boot space and price (82,300 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – Lexus RC or Mercedes GLB?

Lexus RC vs Mercedes GLB: Key differences

Lexus RC

  • noticeably more power
  • visibly quicker 0–100 km/h
  • only slightly lighter
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Mercedes GLB

3.6 (4 Reviews)
rate
  • substantially cheaper
  • significantly more efficient
  • 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

RC

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 GLB is substantially cheaper – starting at 43,200 £ , while the Lexus RC costs 82,300 £ . That’s a price difference of around 39,131 £.

Fuel consumption also shows a difference: the Mercedes GLB uses 5.7 L/100km and is significantly more efficient than the Lexus RC with 11.8 L/100km. The difference is about 6.1 L/100km.

GLB

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 Lexus RC offers noticeably more power – delivering 464 HP compared to 354 HP. That’s roughly 110 HP more horsepower.

When accelerating from 0 to 100 km/h, the Lexus RC is visibly quicker – completing the sprint in 4.3 s, while the Mercedes GLB takes 5.5 s. That’s about 1.2 s quicker.

There’s also a difference in torque: the Lexus RC delivers barely more torque with 520 Nm compared to 515 Nm. That’s about 5 Nm more.

RC

Space and Everyday Use:

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

Seats: Mercedes GLB offers more seats – 5 vs 4.

In terms of curb weight, Lexus RC is only slightly lighter – 1,715 kg compared to 1,840 kg. The difference is around 125 kg.

Looking at boot space, the Mercedes GLB offers noticeably more boot space – 540 L compared to 366 L. That’s a difference of about 174 L.

When it comes to payload, the Lexus RC carries only slightly more – 535 kg compared to 505 kg. That’s a difference of about 30 kg.

Who wins the race in the data check?

The Mercedes GLB is clearly superior overall 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 £43,200
GLB

Mercedes GLB

  • Engine Type Electric, Full Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 156 - 354 HP
  • Consumption L/100km 5.7 - 6.1 L/100km
  • Consumption kWh/100km 15.4 - 15.9 kWh/100km
  • Electric Range 431 - 631 km
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Frequently compared as well

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Lexus RC
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Lexus RC

The Lexus RC cuts a dramatic figure on the road with its bold grille and sculpted coupe silhouette, blending Japanese refinement with a dash of show-off flair. Inside it favors comfort and clever detailing over racetrack theatrics, so if you want a luxurious, dependable coupe that rewards everyday driving with poise and a grin, the RC is hard to ignore.

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60270-shot5-822640
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60266-shot3-591662
60269-shot7-166007

Reviews Lexus RC

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

Mercedes GLB

The Mercedes GLB is a compact luxury SUV that blends smart packaging with a polished, composed driving experience. Its flexible interior and premium feel make it a sensible pick for buyers who want Mercedes comfort and practicality in a smaller footprint.

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Reviews Mercedes GLB

3.6 (4 Reviews)
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Hans
19 Feb 2026, 02:39:00

Great car — very satisfied with the GLB 250 4MATIC.

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

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Lexus RC
Mercedes GLB

Costs and Consumption
Price
82,300 - 101,500 £
Price
43,200 - 62,400 £
Consumption L/100km
11.8 L/100km
Consumption L/100km
5.7 - 6.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.4 - 15.9 kWh/100km
Electric Range
-
Electric Range
431 - 631 km
Battery Capacity
-
Battery Capacity
-
co2
268 g/km
co2
0 - 138 g/km
Fuel tank capacity
66 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
SUV
Seats
4
Seats
5
Doors
3
Doors
-
Curb weight
1,715 kg
Curb weight
1,840 - 2,280 kg
Trunk capacity
366 L
Trunk capacity
540 L
Length
4,710 mm
Length
-
Width
1,845 mm
Width
1,861 mm
Height
1,390 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 kg
Payload
485 - 505 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Electric, Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
464 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
4.3 - 4.5 s
Acceleration 0-100km/h
5.5 - 9.7 s
Max Speed
270 km/h
Max Speed
-
Torque
520 Nm
Torque
280 - 515 Nm
Number of Cylinders
8
Number of Cylinders
4
Power kW
341 kW
Power kW
115 - 260 kW
Engine capacity
4,969 cm3
Engine capacity
1,499 cm3

General
Model Year
2,021 - 2,024
Model Year
2026
CO2 Efficiency Class
G
CO2 Efficiency Class
A, D, E
Brand
Lexus
Brand
Mercedes-Benz
What drivetrain options does the Lexus RC have?

The Lexus RC is offered with Rear-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.