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Mercedes GLA vs SEAT Leon SP Sportstourer comparison

Compare performance (421 HP vs 272 HP), boot space and price (38,800 £ vs 26,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLA or SEAT Leon SP Sportstourer?

Mercedes GLA vs SEAT Leon SP Sportstourer: Key differences

Mercedes GLA

4.5 (4 Reviews)
rate
  • clearly more power
  • clearly quicker 0–100 km/h
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SEAT Leon SP Sportstourer

  • significantly cheaper
  • significantly more efficient
  • significantly more electric range
  • slightly lighter
  • markedly 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

GLA

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

SEAT Leon SP Sportstourer is significantly cheaper – starting at 26,200 £ , while the Mercedes GLA costs 38,800 £ . That’s a price difference of around 12,616 £.

Fuel consumption also shows a difference: the SEAT Leon SP Sportstourer uses 1.3 L/100km and is significantly more efficient than the Mercedes GLA with 2.9 L/100km. The difference is about 1.6 L/100km.

As for electric range, the SEAT Leon SP Sportstourer offers significantly more range – reaching up to 131 km, about 57 km more than the Mercedes GLA.

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 GLA offers clearly more power – delivering 421 HP compared to 272 HP. That’s roughly 149 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLA is clearly quicker – completing the sprint in 4.3 s, while the SEAT Leon SP Sportstourer takes 7.9 s. That’s about 3.6 s quicker.

There’s also a difference in torque: the Mercedes GLA delivers visibly more torque with 500 Nm compared to 360 Nm. That’s about 140 Nm more.

GLA

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, SEAT Leon SP Sportstourer is slightly lighter – 1,384 kg compared to 1,570 kg. The difference is around 186 kg.

Looking at boot space, the SEAT Leon SP Sportstourer offers markedly more boot space – 620 L compared to 435 L. That’s a difference of about 185 L.

When it comes to payload, the SEAT Leon SP Sportstourer carries somewhat more – 569 kg compared to 500 kg. That’s a difference of about 69 kg.

Who wins the race in the data check?

The SEAT Leon SP Sportstourer stands 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.

from £26,200
Leon SP Sportstourer

SEAT Leon SP Sportstourer

  • Engine Type : Petrol, Petrol MHEV, Plugin Hybrid, Diesel
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 115 - 272 HP
  • Consumption L/100km : 1.3 - 5.6 L/100km
  • Electric Range : 131 km
Mercedes GLA
SEAT Leon SP Sportstourer

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes GLA

The Mercedes GLA blends Mercedes style with compact crossover practicality, looking sharper than its size suggests while still feeling purposeful around town. Inside it serves up premium materials and tech-forward ergonomics, and the composed ride makes it an appealing pick for buyers who want luxury wrapped in a city-friendly package with a wink of adventurous spirit.

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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.

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Mercedes GLA
SEAT Leon SP Sportstourer

Costs and Consumption

Price
38,800 - 75,300 £
Price
26,200 - 38,300 £
Consumption L/100km
2.9 - 9.5 L/100km
Consumption L/100km
1.3 - 5.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
74 km
Electric Range
131 km
Battery Capacity
-
Battery Capacity
-
co2
66 - 216 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
1,570 - 1,810 kg
Curb weight
1,384 - 1,708 kg
Trunk capacity
385 - 435 L
Trunk capacity
470 - 620 L
Length
-
Length
-
Width
1,834 - 1,849 mm
Width
1,799 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
480 - 500 kg
Payload
422 - 569 kg

Engine and Performance

Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
Engine Type
Petrol, Petrol MHEV, Plugin Hybrid, Diesel
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 421 HP
Power HP
115 - 272 HP
Acceleration 0-100km/h
4.3 - 11 s
Acceleration 0-100km/h
7.9 - 10.8 s
Max Speed
-
Max Speed
-
Torque
230 - 500 Nm
Torque
220 - 360 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
85 - 310 kW
Power kW
85 - 200 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
1,498 - 1,968 cm3

General

Model Year
2025
Model Year
2,024 - 2,026
CO2 Efficiency Class
E, F, B, G
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.