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Mercedes GLB vs Subaru Outback comparison
Compare performance (354 HP vs 169 HP), boot space and price (43,200 £ vs 40,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or Subaru Outback?
Mercedes GLB vs Subaru Outback: 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:
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 Outback is only slightly cheaper – starting at 40,000 £ , while the Mercedes GLB costs 43,200 £ . That’s a price difference of around 3,177 £.
Fuel consumption also shows a difference: the Mercedes GLB uses 5.7 L/100km and is considerably more efficient than the Subaru Outback with 8.6 L/100km. The difference is about 2.9 L/100km.
Outback
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 GLB offers considerably more power – delivering 354 HP compared to 169 HP. That’s roughly 185 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes GLB is significantly quicker – completing the sprint in 5.5 s, while the Subaru Outback takes 10.2 s. That’s about 4.7 s quicker.
There’s also a difference in torque: the Mercedes GLB delivers significantly more torque with 515 Nm compared to 252 Nm. That’s about 263 Nm more.
GLB
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, Subaru Outback is somewhat lighter – 1,643 kg compared to 1,840 kg. The difference is around 197 kg.
Looking at boot space, the Subaru Outback offers marginally more boot space – 561 L compared to 540 L. That’s a difference of about 21 L.
When it comes to payload, the Subaru Outback carries barely more – 557 kg compared to 505 kg. That’s a difference of about 52 kg.
Who wins the race in the data check?
The Mercedes GLB is clearly superior 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 £43,200
Mercedes GLB
Mercedes GLB
Subaru Outback
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
Subaru Outback
The Subaru Outback is the do-it-all wagon for buyers who want SUV capability without the SUV bulk, blending rugged confidence with everyday civility. It's practical, dependable, and built to shrug off rough gravel tracks or rainy commutes with a grin — ideal for buyers who actually use their vehicles, not just park them for show.
details
Mercedes GLB
Subaru Outback
Costs and Consumption |
|
|---|---|
|
Price
43,200 - 62,400 £
|
Price
40,000 - 44,400 £
|
|
Consumption L/100km
5.7 - 6.1 L/100km
|
Consumption L/100km
8.6 L/100km
|
|
Consumption kWh/100km
15.4 - 15.9 kWh/100km
|
Consumption kWh/100km
-
|
|
Electric Range
431 - 631 km
|
Electric Range
-
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 - 138 g/km
|
co2
193 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
1,643 - 1,676 kg
|
|
Trunk capacity
540 L
|
Trunk capacity
561 L
|
|
Length
-
|
Length
-
|
|
Width
1,861 mm
|
Width
1,875 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
485 - 505 kg
|
Payload
524 - 557 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric, Full Hybrid
|
Engine Type
Petrol
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox
|
Transmission Detail
CVT
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
All-Wheel Drive
|
|
Power HP
156 - 354 HP
|
Power HP
169 HP
|
|
Acceleration 0-100km/h
5.5 - 9.7 s
|
Acceleration 0-100km/h
10.2 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
280 - 515 Nm
|
Torque
252 Nm
|
|
Number of Cylinders
4
|
Number of Cylinders
4
|
|
Power kW
115 - 260 kW
|
Power kW
124 kW
|
|
Engine capacity
1,499 cm3
|
Engine capacity
2,498 cm3
|
General |
|
|---|---|
|
Model Year
2026
|
Model Year
2024
|
|
CO2 Efficiency Class
A, D, E
|
CO2 Efficiency Class
G
|
|
Brand
Mercedes-Benz
|
Brand
Subaru
|
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.