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Mercedes GLB vs SEAT Leon SP Sportstourer comparison
Compare performance (354 HP vs 272 HP), boot space and price (43,200 £ vs 26,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or SEAT Leon SP Sportstourer?
Mercedes GLB vs SEAT Leon SP Sportstourer: 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.
GLB
Costs and Efficiency:
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
SEAT Leon SP Sportstourer is clearly cheaper – starting at 26,200 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 16,977 £.
Fuel consumption also shows a difference: the SEAT Leon SP Sportstourer 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 substantially more range – reaching up to 631 km, about 500 km more than the SEAT Leon SP Sportstourer.
Leon SP Sportstourer
Engine and Performance:
Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.
When it comes to engine power, the Mercedes GLB offers clearly more power – delivering 354 HP compared to 272 HP. That’s roughly 82 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 SEAT Leon SP Sportstourer takes 7.9 s. That’s about 2.4 s quicker.
There’s also a difference in torque: the Mercedes GLB delivers noticeably more torque with 515 Nm compared to 360 Nm. That’s about 155 Nm more.
GLB
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, SEAT Leon SP Sportstourer is clearly lighter – 1,384 kg compared to 1,840 kg. The difference is around 456 kg.
Looking at boot space, the SEAT Leon SP Sportstourer offers a bit more boot space – 620 L compared to 540 L. That’s a difference of about 80 L.
When it comes to payload, the SEAT Leon SP Sportstourer carries moderately more – 569 kg compared to 505 kg. That’s a difference of about 64 kg.
Who wins the race in the data check?
The SEAT Leon SP Sportstourer is far ahead 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 £26,200
SEAT Leon SP Sportstourer
Mercedes GLB
SEAT Leon SP Sportstourer
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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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
SEAT Leon SP Sportstourer
The SEAT Leon Sportstourer blends sporty hatchback looks with estate practicality, giving buyers a sleek wagon that doesn't look like it's trying too hard to be sensible. Its cabin feels modern and well thought‑out, with clever storage and a driving character that keeps the journey entertaining — a smart choice for families who don't want to surrender style for space.
details
Mercedes GLB
SEAT Leon SP Sportstourer
Costs and Consumption |
|
|---|---|
|
Price
43,200 - 62,400 £
|
Price
26,200 - 38,300 £
|
|
Consumption L/100km
5.7 - 6.1 L/100km
|
Consumption L/100km
1.3 - 5.6 L/100km
|
|
Consumption kWh/100km
15.4 - 15.9 kWh/100km
|
Consumption kWh/100km
-
|
|
Electric Range
431 - 631 km
|
Electric Range
131 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 - 138 g/km
|
co2
28 - 128 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
Estate
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,840 - 2,280 kg
|
Curb weight
1,384 - 1,708 kg
|
|
Trunk capacity
540 L
|
Trunk capacity
470 - 620 L
|
|
Length
-
|
Length
-
|
|
Width
1,861 mm
|
Width
1,799 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
485 - 505 kg
|
Payload
422 - 569 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric, Full Hybrid
|
Engine Type
Petrol, Petrol MHEV, Plugin Hybrid, Diesel
|
|
Transmission
Automatic
|
Transmission
Manuel, Automatic
|
|
Transmission Detail
Reduction Gearbox
|
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
Front-Wheel Drive
|
|
Power HP
156 - 354 HP
|
Power HP
115 - 272 HP
|
|
Acceleration 0-100km/h
5.5 - 9.7 s
|
Acceleration 0-100km/h
7.9 - 10.8 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
280 - 515 Nm
|
Torque
220 - 360 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
3 - 4
|
|
Power kW
115 - 260 kW
|
Power kW
85 - 200 kW
|
|
Engine capacity
1,499 cm3
|
Engine capacity
1,498 - 1,968 cm3
|
General |
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|---|---|
|
Model Year
2026
|
Model Year
2,024 - 2,026
|
|
CO2 Efficiency Class
A, D, E
|
CO2 Efficiency Class
D, B
|
|
Brand
Mercedes-Benz
|
Brand
SEAT
|
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.