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Mercedes GLB vs Vauxhall Astra Sports Tourer comparison

Compare performance (354 HP vs 196 HP), boot space and price (50,600 £ vs 30,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLB or Vauxhall Astra Sports Tourer?

Mercedes GLB vs Vauxhall Astra Sports Tourer: Key differences

Mercedes GLB

3.2 (3 Reviews)
rate
  • considerably more power
  • noticeably more electric range
  • markedly quicker 0–100 km/h

Vauxhall Astra Sports Tourer

  • considerably cheaper
  • barely more efficient
  • significantly lighter
  • marginally more trunk space

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

GLB

Costs and Efficiency:

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

Vauxhall Astra Sports Tourer is considerably cheaper – starting at 30,000 £ , while the Mercedes GLB costs 50,600 £ . That’s a price difference of around 20,621 £.

In terms of energy consumption, the Vauxhall Astra Sports Tourer is barely more efficient: consuming 15.6 kWh/100km compared to 15.8 kWh/100km for the Mercedes GLB. That’s a difference of about 0.2 kWh/100km.

As for electric range, the Mercedes GLB offers noticeably more range – reaching up to 631 km, about 186 km more than the Vauxhall Astra Sports Tourer.

Astra Sports Tourer

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 196 HP. That’s roughly 158 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLB is markedly quicker – completing the sprint in 5.5 s, while the Vauxhall Astra Sports Tourer takes 7.7 s. That’s about 2.2 s quicker.

There’s also a difference in torque: the Mercedes GLB delivers clearly more torque with 515 Nm compared to 360 Nm. That’s about 155 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, Vauxhall Astra Sports Tourer is significantly lighter – 1,438 kg compared to 2,200 kg. The difference is around 762 kg.

Looking at boot space, the Vauxhall Astra Sports Tourer offers marginally more boot space – 597 L compared to 540 L. That’s a difference of about 57 L.

When it comes to payload, the Vauxhall Astra Sports Tourer carries marginally more – 502 kg compared to 500 kg. That’s a difference of about 2 kg.

Who wins the race in the data check?

The Mercedes GLB comes out clearly 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 £50,600
GLB

Mercedes GLB

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 272 - 354 HP
  • Consumption kWh/100km : 15.8 - 15.9 kWh/100km
  • Electric Range : 614 - 631 km
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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.

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Reviews Mercedes GLB

3.2 (3 Reviews)
rate
Hans
19 Feb 2026, 02:39:00

Great car — very satisfied with the GLB 250 4MATIC.

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

Vauxhall Astra Sports Tourer

The Opel Astra Sports Tourer blends family-friendly practicality with a sleek, grown-up wagon silhouette that manages to be both useful and unexpectedly stylish. It’s an easy car to live with — comfortable, well put together and clever with space — a sensible choice for buyers who want everyday versatility without fuss.

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Reviews Vauxhall Astra Sports Tourer

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Vauxhall Astra Sports Tourer

Costs and Consumption
Price
50,600 - 62,400 £
Price
30,000 - 39,600 £
Consumption L/100km
-
Consumption L/100km
2.3 - 5 L/100km
Consumption kWh/100km
15.8 - 15.9 kWh/100km
Consumption kWh/100km
15.6 kWh/100km
Electric Range
614 - 631 km
Electric Range
82 - 445 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 132 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
2,200 - 2,280 kg
Curb weight
1,438 - 1,765 kg
Trunk capacity
540 L
Trunk capacity
466 - 597 L
Length
-
Length
-
Width
1,861 mm
Width
1,859 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
500 kg
Payload
434 - 502 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
272 - 354 HP
Power HP
130 - 196 HP
Acceleration 0-100km/h
5.5 - 7.4 s
Acceleration 0-100km/h
7.7 - 10.6 s
Max Speed
-
Max Speed
-
Torque
335 - 515 Nm
Torque
230 - 360 Nm
Number of Cylinders
-
Number of Cylinders
3 - 4
Power kW
200 - 260 kW
Power kW
96 - 144 kW
Engine capacity
-
Engine capacity
1,199 - 1,598 cm3

General
Model Year
2,026
Model Year
2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
C, B, D, A
Brand
Mercedes-Benz
Brand
Vauxhall
What drive types are available for the Mercedes GLB?

Available configurations include Rear-Wheel Drive or 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.