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Lexus RX vs Mercedes GLB - Differences and prices compared
Compare performance (371 HP vs 320 HP), boot space and price (63500 £ vs 40500 £ ) at a glance. Find out which car is the better choice for you – Lexus RX or Mercedes GLB?
RX
Costs and Efficiency:
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
Mercedes GLB has a decisively advantage in terms of price – it starts at 40500 £ , while the Lexus RX costs 63500 £ . That’s a price difference of around 23005 £.
Fuel consumption also shows a difference: Lexus RX manages with 1.10 L and is therefore clearly more efficient than the Mercedes GLB with 5.60 L. The difference is about 4.50 L per 100 km.
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 RX has a somewhat edge – offering 371 HP compared to 320 HP. That’s roughly 51 HP more horsepower.
In acceleration from 0 to 100 km/h, the Mercedes GLB is to a small extent quicker – completing the sprint in 5.50 s, while the Lexus RX takes 6.20 s. That’s about 0.70 s faster.
In terms of top speed, the Mercedes GLB performs to a small extent better – reaching 250 km/h, while the Lexus RX tops out at 210 km/h. The difference is around 40 km/h.
There’s also a difference in torque: Lexus RX pulls evident stronger with 551 Nm compared to 400 Nm. That’s about 151 Nm difference.
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RX
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Both vehicles offer seating for 5 people.
In curb weight, Mercedes GLB is noticeable lighter – 1640 kg compared to 2040 kg. The difference is around 400 kg.
In terms of boot space, the Mercedes GLB offers slightly more room – 570 L compared to 461 L. That’s a difference of about 109 L.
In maximum load capacity, the Mercedes GLB performs hardly perceptible better – up to 1805 L, which is about 127 L more than the Lexus RX.
When it comes to payload, Lexus RX to a small extent takes the win – 620 kg compared to 500 kg. That’s a difference of about 120 kg.
Who wins the race in the data check?
The Lexus RX sits 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.
Lexus RX
Mercedes GLB
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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from about £63,500
Lexus RX
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.
details
Mercedes GLB
5 (1 Reviews)
The Mercedes GLB is a practical compact SUV that mixes boxy, family-friendly space with premium German polish, making it an appealing choice for buyers who want usefulness without pretension. It drives with a confident, composed feel and somehow manages to look both rugged and refined — the grown-up SUV that still likes to have fun.
details
Lexus RX
Mercedes GLB
Costs and Consumption |
|
|---|---|
|
Price
63500 - 84700 £
|
Price
40500 - 65300 £
|
|
Consumption L/100km
1.1 - 8 L
|
Consumption L/100km
5.6 - 9 L
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
68 km
|
Electric Range
-
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
25 - 182 g/km
|
co2
146 - 204 g/km
|
|
Fuel tank capacity
55 - 65 L
|
Fuel tank capacity
52 - 60 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
5
|
Doors
5
|
|
Curb weight
2040 - 2185 kg
|
Curb weight
1640 - 1820 kg
|
|
Trunk capacity
461 L
|
Trunk capacity
565 - 570 L
|
|
Length
4890 mm
|
Length
4634 - 4650 mm
|
|
Width
1920 mm
|
Width
1834 - 1850 mm
|
|
Height
1695 mm
|
Height
1665 - 1692 mm
|
|
Max trunk capacity
1678 L
|
Max trunk capacity
1800 - 1805 L
|
|
Payload
575 - 620 kg
|
Payload
500 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Full Hybrid, Plugin Hybrid
|
Engine Type
Petrol MHEV, Diesel
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
CVT, Automatic Gearbox
|
Transmission Detail
Dual-Clutch Automatic
|
|
Drive Type
All-Wheel Drive
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
|
Power HP
250 - 371 HP
|
Power HP
116 - 320 HP
|
|
Acceleration 0-100km/h
6.2 - 7.9 s
|
Acceleration 0-100km/h
5.5 - 11.5 s
|
|
Max Speed
200 - 210 km/h
|
Max Speed
188 - 250 km/h
|
|
Torque
551 Nm
|
Torque
230 - 400 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4
|
|
Power kW
184 - 273 kW
|
Power kW
85 - 235 kW
|
|
Engine capacity
2393 - 2487 cm3
|
Engine capacity
1332 - 1991 cm3
|
General |
|
|---|---|
|
Model Year
2023 - 2024
|
Model Year
2025
|
|
CO2 Efficiency Class
E, B, G
|
CO2 Efficiency Class
E, F, G
|
|
Brand
Lexus
|
Brand
Mercedes-Benz
|
Is the Lexus RX offered with different drivetrains?
The Lexus RX is offered with All-Wheel Drive.
The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.