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Subaru Crosstrek vs Mercedes GLA comparison

Compare performance (136 HP vs 421 HP), boot space and price (29,900 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – Subaru Crosstrek or Mercedes GLA?

Subaru Crosstrek vs Mercedes GLA: Key differences

Subaru Crosstrek

4.3 (3 Reviews)
rate
  • noticeably cheaper
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Mercedes GLA

4.5 (4 Reviews)
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  • significantly more power
  • substantially more efficient
  • significantly quicker 0–100 km/h
  • marginally 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

Crosstrek

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.

Subaru Crosstrek is noticeably cheaper – starting at 29,900 £ , while the Mercedes GLA costs 38,800 £ . That’s a price difference of around 8,931 £.

Fuel consumption also shows a difference: the Mercedes GLA uses 2.9 L/100km and is substantially more efficient than the Subaru Crosstrek with 7.7 L/100km. The difference is about 4.8 L/100km.

GLA

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 GLA offers significantly more power – delivering 421 HP compared to 136 HP. That’s roughly 285 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLA is significantly quicker – completing the sprint in 4.3 s, while the Subaru Crosstrek takes 10.8 s. That’s about 6.5 s quicker.

There’s also a difference in torque: the Mercedes GLA delivers significantly more torque with 500 Nm compared to 182 Nm. That’s about 318 Nm more.

Crosstrek

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, Mercedes GLA is marginally lighter – 1,570 kg compared to 1,595 kg. The difference is around 25 kg.

Looking at boot space, the Mercedes GLA offers markedly more boot space – 435 L compared to 315 L. That’s a difference of about 120 L.

When it comes to payload, the Subaru Crosstrek carries only slightly more – 505 kg compared to 500 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Mercedes GLA 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 £38,800
GLA

Mercedes GLA

  • Engine Type Petrol MHEV, Plugin Hybrid, 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/100km
  • Electric Range 74 km
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Subaru Crosstrek
Mercedes GLA

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Subaru Crosstrek

The Subaru Crosstrek is a compact, go-anywhere crossover that blends rugged good looks with Subaru's familiar all-wheel-drive confidence, so it feels equally at home on backroads and in the supermarket car park. It delivers practical, reliable transport with a comfy ride and sensible features — not the flashiest cabin, but great for buyers who prefer substance over sparkle.

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Reviews Subaru Crosstrek

4.3 (3 Reviews)
rate

No reviews yet. Share your experience and help others decide.

Mercedes GLA

The Mercedes GLA is a compact luxury crossover that brings Mercedes-Benz's refined design and premium cabin materials into a practical, city-friendly package. It combines comfortable ride quality and intuitive tech with poised handling, making it a confident choice for everyday driving and longer journeys.

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20C0047_115

Reviews Mercedes GLA

4.5 (4 Reviews)
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Lucien
1 May 2026, 07:12:24

GLA 180 petrol. Ideal for city and highway. Very smooth and quiet. The automatic gearbox is a delight. Average consumption 6.2 L/100 km. Special edition 180 Cyber Edition, leather seats....

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Gutter
24 Feb 2026, 21:53:27

Super nimble, very impressive power from this 1,300cc mild‑hybrid engine — in town, on the road and on the motorway for this 2025 GLA 180 Style AMG... premium interior!

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Serge
16 Jan 2026, 16:09:11

You have to compare like with like — the GLA should be compared to the Q3, not the Q2 as in your study!

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

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Subaru Crosstrek
Mercedes GLA

Costs and Consumption
Price
29,900 - 35,000 £
Price
38,800 - 75,300 £
Consumption L/100km
7.7 L/100km
Consumption L/100km
2.9 - 9.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
74 km
Battery Capacity
-
Battery Capacity
-
co2
174 g/km
co2
66 - 216 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
1,595 - 1,628 kg
Curb weight
1,570 - 1,810 kg
Trunk capacity
315 L
Trunk capacity
385 - 435 L
Length
-
Length
-
Width
1,800 mm
Width
1,834 - 1,849 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
472 - 505 kg
Payload
480 - 500 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
136 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
10.8 s
Acceleration 0-100km/h
4.3 - 11 s
Max Speed
-
Max Speed
-
Torque
182 Nm
Torque
230 - 500 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
100 kW
Power kW
85 - 310 kW
Engine capacity
1,995 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2026
Model Year
2025
CO2 Efficiency Class
F
CO2 Efficiency Class
E, F, B, G
Brand
Subaru
Brand
Mercedes-Benz
What drive types are available for the Subaru Crosstrek?

The Subaru Crosstrek is available as 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.