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Lexus UX vs Mercedes GLB comparison

Compare performance (199 HP vs 354 HP), boot space and price (38,700 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – Lexus UX or Mercedes GLB?

Lexus UX vs Mercedes GLB: Key differences

Lexus UX

4.6 (6 Reviews)
rate
  • slightly cheaper
  • a bit more efficient
  • clearly lighter
details

Mercedes GLB

3.6 (4 Reviews)
rate
  • considerably more power
  • clearly quicker 0–100 km/h
  • clearly more trunk space
details

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

UX

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.

Lexus UX is slightly cheaper – starting at 38,700 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 4,455 £.

Fuel consumption also shows a difference: the Lexus UX uses 5 L/100km and is a bit more efficient than the Mercedes GLB with 5.7 L/100km. The difference is about 0.7 L/100km.

GLB

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 GLB offers considerably more power – delivering 354 HP compared to 199 HP. That’s roughly 155 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLB is clearly quicker – completing the sprint in 5.5 s, while the Lexus UX takes 7.9 s. That’s about 2.4 s quicker.

UX

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 terms of curb weight, Lexus UX is clearly lighter – 1,495 kg compared to 1,840 kg. The difference is around 345 kg.

Looking at boot space, the Mercedes GLB offers clearly more boot space – 540 L compared to 320 L. That’s a difference of about 220 L.

When it comes to payload, the Lexus UX carries a bit more – 615 kg compared to 505 kg. That’s a difference of about 110 kg.

Who wins the race in the data check?

The Mercedes GLB 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 £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
details

Frequently compared as well

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Lexus UX
Mercedes GLB

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Lexus UX

The Lexus UX is a compact luxury crossover that blends sharp styling with a quiet, comfortable cabin, perfect for urban buyers who want premium feel without shouting about it. It rides with poise, serves up plush materials and thoughtful tech, and—while it won’t satisfy anyone chasing track thrills—it's a smart, stylish choice for everyday driving.

details
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Reviews Lexus UX

4.6 (6 Reviews)
rate
marjollet
10 Feb 2026, 16:56:36

After a Toyota Avensis D4D with a BMW engine, I chose the UX 250h F Sport Design and I'm very satisfied.

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Norma
21 Dec 2025, 18:27:57

Lv my UX I live 10 miles outside Belfast do aloy of country driving to reach different places I go t

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

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)
rate
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 UX
Mercedes GLB

Costs and Consumption
Price
38,700 - 54,100 £
Price
43,200 - 62,400 £
Consumption L/100km
5 - 5.6 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
113 - 127 g/km
co2
0 - 138 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,495 - 1,555 kg
Curb weight
1,840 - 2,280 kg
Trunk capacity
283 - 320 L
Trunk capacity
540 L
Length
-
Length
-
Width
1,840 mm
Width
1,861 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
555 - 615 kg
Payload
485 - 505 kg

Engine and Performance
Engine Type
Full Hybrid
Engine Type
Electric, Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
199 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
7.9 - 8.1 s
Acceleration 0-100km/h
5.5 - 9.7 s
Max Speed
-
Max Speed
-
Torque
-
Torque
280 - 515 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
146 kW
Power kW
115 - 260 kW
Engine capacity
1,987 cm3
Engine capacity
1,499 cm3

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
C, D
CO2 Efficiency Class
A, D, E
Brand
Lexus
Brand
Mercedes-Benz
What drivetrain options does the Lexus UX have?

The Lexus UX is available as Front-Wheel Drive or 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.