@ Mercedes-Benz Group Media
@ Subaru Corporation
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Mercedes GLB vs Subaru Outback - Differences and prices compared

Compare performance (320 HP vs 169 HP), boot space and price (40500 £ vs 37200 £) at a glance. Find out which car is the better choice for you – Mercedes GLB or Subaru Outback?

Mercedes GLB

Subaru Outback

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

GLB @ Mercedes-Benz Group Media

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Subaru Outback has a barely noticeable advantage in terms of price – it starts at 37200 £, while the Mercedes GLB costs 40500 £. That’s a price difference of around 3275 £.

Fuel consumption also shows a difference: Mercedes GLB manages with 5.60 L and is therefore clearly more efficient than the Subaru Outback with 8.60 L. The difference is about 3 L per 100 km.

Outback @ Subaru Corporation

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 has a clearly edge – offering 320 HP compared to 169 HP. That’s roughly 151 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLB is clearly quicker – completing the sprint in 5.50 s, while the Subaru Outback takes 10.20 s. That’s about 4.70 s faster.

In terms of top speed, the Mercedes GLB performs distinct better – reaching 250 km/h, while the Subaru Outback tops out at 193 km/h. The difference is around 57 km/h.

There’s also a difference in torque: Mercedes GLB pulls evident stronger with 400 Nm compared to 252 Nm. That’s about 148 Nm difference.

GLB @ 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, Mercedes GLB is slight lighter – 1640 kg compared to 1643 kg. The difference is around 3 kg.

In terms of boot space, the Mercedes GLB offers hardly perceptible more room – 570 L compared to 561 L. That’s a difference of about 9 L.

In maximum load capacity, the Subaru Outback performs barely noticeable better – up to 1822 L, which is about 17 L more than the Mercedes GLB.

When it comes to payload, Subaru Outback to a small extent takes the win – 557 kg compared to 500 kg. That’s a difference of about 57 kg.

Who comes out on top?

Overall, the Mercedes GLB shows itself to be leaves the rival little chance 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 £40,500
GLB @ Mercedes-Benz Group Media

Mercedes GLB

  • Engine Type : Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 320 HP
  • Consumption L/100km : 5.6 - 9 L
details
Mercedes GLB
Subaru Outback

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes GLB

The Mercedes GLB is a practical compact SUV that mixes boxy, family-friendly space with premium German polish, making it an appealing choice for buyers who want usefulness without pretension. It drives with a confident, composed feel and somehow manages to look both rugged and refined — the grown-up SUV that still likes to have fun.

details
19C0853_001 @ Mercedes-Benz Group Media
19C0853_003 @ Mercedes-Benz Group Media
19C0853_015 @ Mercedes-Benz Group Media
19C0853_069 @ Mercedes-Benz Group Media
19C0797_007 @ Mercedes-Benz Group Media

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
csm_Outback_2.5i_Platinum_Modelljahr_2021_108__742a1b80db @ Subaru Corporation

Reviews Mercedes GLB

Reviews Subaru Outback

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GLB @ Mercedes-Benz Group Media
Outback @ Subaru Corporation

Costs and Consumption
Price
40500 - 65300 £
Price
37200 - 41600 £
Consumption L/100km
5.6 - 9 L
Consumption L/100km
8.60 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
146 - 204 g/km
co2
193 g/km
Fuel tank capacity
52 - 60 L
Fuel tank capacity
63 L

Dimensions and Body
Body Type
SUV
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1640 - 1820 kg
Curb weight
1643 - 1676 kg
Trunk capacity
565 - 570 L
Trunk capacity
561 L
Length
4634 - 4650 mm
Length
4870 mm
Width
1834 - 1850 mm
Width
1875 mm
Height
1665 - 1692 mm
Height
1670 - 1675 mm
Max trunk capacity
1800 - 1805 L
Max trunk capacity
1822 L
Payload
500 kg
Payload
524 - 557 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
CVT
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
116 - 320 HP
Power HP
169 HP
Acceleration 0-100km/h
5.5 - 11.5 s
Acceleration 0-100km/h
10.20 s
Max Speed
188 - 250 km/h
Max Speed
193 km/h
Torque
230 - 400 Nm
Torque
252 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
85 - 235 kW
Power kW
124 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
2498 cm3

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

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What drivetrain options does the Mercedes GLB 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.