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Lexus RC vs Mercedes B Class comparison

Compare performance (464 HP vs 238 HP), boot space and price (82,300 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – Lexus RC or Mercedes B Class?

Lexus RC vs Mercedes B Class: Key differences

Lexus RC

  • substantially more power
  • considerably quicker 0–100 km/h
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Mercedes B Class

4.9 (5 Reviews)
rate
  • significantly cheaper
  • significantly more efficient
  • clearly lighter
  • somewhat 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:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Mercedes B Class is significantly cheaper – starting at 33,100 £ , while the Lexus RC costs 82,300 £ . That’s a price difference of around 49,199 £.

Fuel consumption also shows a difference: the Mercedes B Class uses 5.1 L/100km and is significantly more efficient than the Lexus RC with 11.8 L/100km. The difference is about 6.7 L/100km.

B Class

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 substantially more power – delivering 464 HP compared to 238 HP. That’s roughly 226 HP more horsepower.

When accelerating from 0 to 100 km/h, the Lexus RC is considerably quicker – completing the sprint in 4.3 s, while the Mercedes B Class takes 6.5 s. That’s about 2.2 s quicker.

There’s also a difference in torque: the Lexus RC delivers noticeably more torque with 520 Nm compared to 400 Nm. That’s about 120 Nm more.

RC

Space and Everyday Use:

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

Seats: Mercedes B Class offers more seats – 5 vs 4.

In terms of curb weight, Mercedes B Class is clearly lighter – 1,405 kg compared to 1,715 kg. The difference is around 310 kg.

Looking at boot space, the Mercedes B Class offers somewhat more boot space – 455 L compared to 366 L. That’s a difference of about 89 L.

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 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 £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

Mercedes A Class
Mercedes B Class
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Mercedes B Class
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Lexus RC
Mercedes B Class

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.

details
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Reviews Lexus RC

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 a head-to-head comparison, the Mercedes B-Klasse and Volvo XC40 each present unique appeals to different driving preferences. The Mercedes B-Klasse, with its refined elegance and advanced technology, offers a smooth ride and functional versatility ideal for families. On the other hand, the Volvo …
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Lexus RC
Mercedes B Class

Costs and Consumption
Price
82,300 - 101,500 £
Price
33,100 - 52,500 £
Consumption L/100km
11.8 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
268 g/km
co2
133 - 156 g/km
Fuel tank capacity
66 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
MPV
Seats
4
Seats
5
Doors
3
Doors
-
Curb weight
1,715 kg
Curb weight
1,405 - 1,565 kg
Trunk capacity
366 L
Trunk capacity
445 - 455 L
Length
4,710 mm
Length
-
Width
1,845 mm
Width
1,796 mm
Height
1,390 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 kg
Payload
515 - 550 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
464 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
4.3 - 4.5 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
270 km/h
Max Speed
-
Torque
520 Nm
Torque
200 - 400 Nm
Number of Cylinders
8
Number of Cylinders
4
Power kW
341 kW
Power kW
85 - 175 kW
Engine capacity
4,969 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,021 - 2,024
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
D, E, F
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.