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@ SEAT S.A. / SEAT Media Center
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Mercedes GLA vs SEAT Ateca - Differences and prices compared

Compare performance (421 HP vs 150 HP), boot space and price (38800 £ vs 25100 £) at a glance. Find out which car is the better choice for you – Mercedes GLA or SEAT Ateca?

Mercedes GLA

5 (1 Reviews)
rate

SEAT Ateca

5 (1 Reviews)
rate

Here’s where it gets real: The technical differences in detail

GLA @ Mercedes-Benz Group Media

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

SEAT Ateca has a decisively advantage in terms of price – it starts at 25100 £, while the Mercedes GLA costs 38800 £. That’s a price difference of around 13731 £.

Fuel consumption also shows a difference: Mercedes GLA manages with 2.90 L and is therefore significantly more efficient than the SEAT Ateca with 4.90 L. The difference is about 2 L per 100 km.

Ateca @ SEAT S.A. / SEAT Media Center

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 GLA has a significantly edge – offering 421 HP compared to 150 HP. That’s roughly 271 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLA is convincingly quicker – completing the sprint in 4.30 s, while the SEAT Ateca takes 9 s. That’s about 4.70 s faster.

In terms of top speed, the Mercedes GLA performs distinct better – reaching 270 km/h, while the SEAT Ateca tops out at 202 km/h. The difference is around 68 km/h.

There’s also a difference in torque: Mercedes GLA pulls noticeable stronger with 500 Nm compared to 360 Nm. That’s about 140 Nm difference.

GLA @ Mercedes-Benz Group Media

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.

Seats: offers more seating capacity – vs .

In curb weight, SEAT Ateca is slightly lighter – 1345 kg compared to 1570 kg. The difference is around 225 kg.

In terms of boot space, the SEAT Ateca offers to a small extent more room – 510 L compared to 435 L. That’s a difference of about 75 L.

In maximum load capacity, the SEAT Ateca performs to a small extent better – up to 1604 L, which is about 174 L more than the Mercedes GLA.

When it comes to payload, SEAT Ateca minimal takes the win – 525 kg compared to 500 kg. That’s a difference of about 25 kg.

Who comes out on top?

Overall, the Mercedes GLA shows itself to be is largely superior and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £38,800
GLA @ Mercedes-Benz Group Media

Mercedes GLA

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.9 - 9.5 L
  • Electric Range : 74 km
details
Mercedes GLA
SEAT Ateca

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes GLA

5 (1 Reviews)
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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.

details
20C0047_067 @ Mercedes-Benz Group Media
20C0047_071 @ Mercedes-Benz Group Media
20C0047_104 @ Mercedes-Benz Group Media
20C0047_115 @ Mercedes-Benz Group Media

SEAT Ateca

5 (1 Reviews)
rate

The SEAT Ateca blends sharp, purposeful styling with practical space that turns everyday errands into something a bit more enjoyable. It’s poised and engaging to drive for its segment, offers solid value, and has just enough personality to make you smile on the school run.

details
SEAT-Ateca-2020_36_HQ @ SEAT S.A. / SEAT Media Center
SEAT-Ateca_012 @ SEAT S.A. / SEAT Media Center
SEAT-Ateca_011 @ SEAT S.A. / SEAT Media Center
SEAT-Ateca_006 @ SEAT S.A. / SEAT Media Center
SEAT-Ateca_004 @ SEAT S.A. / SEAT Media Center

Reviews Mercedes GLA

5 (1 Reviews)
rate

Reviews SEAT Ateca

5 (1 Reviews)
rate

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Costs and Consumption
Price
38800 - 75300 £
Price
25100 - 36900 £
Consumption L/100km
2.9 - 9.5 L
Consumption L/100km
4.9 - 6.4 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
74 km
Electric Range
-
Battery Capacity
12.90 kWh
Battery Capacity
-
co2
66 - 216 g/km
co2
129 - 144 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
50 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1570 - 1810 kg
Curb weight
1345 - 1514 kg
Trunk capacity
385 - 435 L
Trunk capacity
510 L
Length
4412 - 4443 mm
Length
4381 mm
Width
1834 - 1849 mm
Width
1841 mm
Height
1590 - 1616 mm
Height
1601 mm
Max trunk capacity
1385 - 1430 L
Max trunk capacity
1604 L
Payload
480 - 500 kg
Payload
516 - 525 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Engine Type
Petrol, 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
116 - 150 HP
Acceleration 0-100km/h
4.3 - 11 s
Acceleration 0-100km/h
9 - 11 s
Max Speed
190 - 270 km/h
Max Speed
183 - 202 km/h
Torque
230 - 500 Nm
Torque
200 - 360 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
85 - 310 kW
Power kW
85 - 110 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
999 - 1968 cm3

General
Model Year
2024 - 2025
Model Year
2024 - 2025
CO2 Efficiency Class
B, E, F, G
CO2 Efficiency Class
E, D
Brand
Mercedes-Benz
Brand
SEAT

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What drivetrain options does the Mercedes GLA have?

Available configurations include Front-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.