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CUPRA Leon vs Mercedes GLB comparison
Compare performance (325 HP vs 354 HP), boot space and price (35,700 £ vs 43,200 £ ) at a glance. Find out which car is the better choice for you – CUPRA Leon or Mercedes GLB?
CUPRA Leon vs Mercedes GLB: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
Leon
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.
CUPRA Leon is clearly cheaper – starting at 35,700 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 7,519 £.
Fuel consumption also shows a difference: the CUPRA Leon uses 1.3 L/100km and is significantly more efficient than the Mercedes GLB with 5.7 L/100km. The difference is about 4.4 L/100km.
As for electric range, the Mercedes GLB offers significantly more range – reaching up to 631 km, about 500 km more than the CUPRA Leon.
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 Mercedes GLB offers marginally more power – delivering 354 HP compared to 325 HP. That’s roughly 29 HP more horsepower.
When accelerating from 0 to 100 km/h, the CUPRA Leon is barely quicker – completing the sprint in 5.4 s, while the Mercedes GLB takes 5.5 s. That’s about 0.1 s quicker.
There’s also a difference in torque: the Mercedes GLB delivers slightly more torque with 515 Nm compared to 420 Nm. That’s about 95 Nm more.
Leon
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, CUPRA Leon is noticeably lighter – 1,371 kg compared to 1,840 kg. The difference is around 469 kg.
Looking at boot space, the Mercedes GLB offers noticeably more boot space – 540 L compared to 380 L. That’s a difference of about 160 L.
When it comes to payload, the Mercedes GLB carries only slightly more – 505 kg compared to 493 kg. That’s a difference of about 12 kg.
Who wins the race in the data check?
The CUPRA Leon is decisively ahead 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 £35,700
CUPRA Leon
CUPRA Leon
Mercedes GLB
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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CUPRA Leon
The Cupra Leon blends sporting intent with everyday practicality, serving up sharp handling and a cabin that feels more premium than its hatchback looks might suggest. It's a driver's car in commuter clothing — lively, distinctive, and clever enough to make daily driving feel a little less routine without screaming for attention.
details
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.
details
CUPRA Leon
Mercedes GLB
Costs and Consumption |
|
|---|---|
|
Price
35,700 - 50,900 £
|
Price
43,200 - 62,400 £
|
|
Consumption L/100km
1.3 - 7.6 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
124 - 131 km
|
Electric Range
431 - 631 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
28 - 172 g/km
|
co2
0 - 138 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Hatchback
|
Body Type
SUV
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,371 - 1,708 kg
|
Curb weight
1,840 - 2,280 kg
|
|
Trunk capacity
270 - 380 L
|
Trunk capacity
540 L
|
|
Length
-
|
Length
-
|
|
Width
1,799 mm
|
Width
1,861 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
432 - 493 kg
|
Payload
485 - 505 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Diesel, Plugin Hybrid, Petrol, Petrol MHEV
|
Engine Type
Electric, Full Hybrid
|
|
Transmission
Automatic, Manuel
|
Transmission
Automatic
|
|
Transmission Detail
Dual-Clutch Automatic, Manual Gearbox
|
Transmission Detail
Reduction Gearbox
|
|
Drive Type
Front-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
150 - 325 HP
|
Power HP
156 - 354 HP
|
|
Acceleration 0-100km/h
5.4 - 8.9 s
|
Acceleration 0-100km/h
5.5 - 9.7 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
250 - 420 Nm
|
Torque
280 - 515 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4
|
|
Power kW
110 - 239 kW
|
Power kW
115 - 260 kW
|
|
Engine capacity
1,498 - 1,984 cm3
|
Engine capacity
1,499 cm3
|
General |
|
|---|---|
|
Model Year
2,025 - 2,026
|
Model Year
2026
|
|
CO2 Efficiency Class
D, B, F
|
CO2 Efficiency Class
A, D, E
|
|
Brand
CUPRA
|
Brand
Mercedes-Benz
|
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.