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Mercedes GLS vs Vauxhall Astra Sports Tourer comparison

Compare performance (404 HP vs 196 HP), boot space and price (92,700 £ vs 30,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLS or Vauxhall Astra Sports Tourer?

Mercedes GLS vs Vauxhall Astra Sports Tourer: Key differences

Mercedes GLS

  • clearly more power
  • clearly quicker 0–100 km/h
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Vauxhall Astra Sports Tourer

4.4 (1 Reviews)
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  • significantly cheaper
  • substantially more efficient
  • clearly lighter
  • substantially 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

GLS

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.

Vauxhall Astra Sports Tourer is significantly cheaper – starting at 30,000 £ , while the Mercedes GLS costs 92,700 £ . That’s a price difference of around 62,671 £.

Fuel consumption also shows a difference: the Vauxhall Astra Sports Tourer uses 2.3 L/100km and is substantially more efficient than the Mercedes GLS with 7.9 L/100km. The difference is about 5.6 L/100km.

Astra Sports Tourer

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 GLS offers clearly more power – delivering 404 HP compared to 196 HP. That’s roughly 208 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is clearly quicker – completing the sprint in 5.6 s, while the Vauxhall Astra Sports Tourer takes 7.7 s. That’s about 2.1 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers significantly more torque with 750 Nm compared to 360 Nm. That’s about 390 Nm more.

GLS

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: Mercedes GLS offers more seats – 7 vs 5.

In terms of curb weight, Vauxhall Astra Sports Tourer is clearly lighter – 1,438 kg compared to 2,580 kg. The difference is around 1,142 kg.

Looking at boot space, the Vauxhall Astra Sports Tourer offers substantially more boot space – 597 L compared to 355 L. That’s a difference of about 242 L.

When it comes to payload, the Mercedes GLS carries clearly more – 820 kg compared to 502 kg. That’s a difference of about 318 kg.

Who wins the race in the data check?

The Vauxhall Astra Sports Tourer 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 £30,000
Astra Sports Tourer

Vauxhall Astra Sports Tourer

  • Engine Type Petrol MHEV, Plugin Hybrid, Diesel, Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 130 - 196 HP
  • Consumption L/100km 2.3 - 5 L/100km
  • Consumption kWh/100km 15.6 kWh/100km
  • Electric Range 83 - 445 km
Mercedes GLS
Vauxhall Astra Sports Tourer

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

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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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Mercedes GLS
Vauxhall Astra Sports Tourer

Costs and Consumption

Price
92,700 - 104,600 £
Price
30,000 - 39,600 £
Consumption L/100km
7.9 - 9.9 L/100km
Consumption L/100km
2.3 - 5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.6 kWh/100km
Electric Range
-
Electric Range
83 - 445 km
Battery Capacity
-
Battery Capacity
-
co2
206 - 226 g/km
co2
0 - 132 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Estate
Seats
7
Seats
5
Doors
-
Doors
-
Curb weight
2,580 - 2,670 kg
Curb weight
1,438 - 1,765 kg
Trunk capacity
355 L
Trunk capacity
466 - 597 L
Length
-
Length
-
Width
1,956 mm
Width
1,859 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
810 - 820 kg
Payload
434 - 502 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
336 - 404 HP
Power HP
130 - 196 HP
Acceleration 0-100km/h
5.6 - 6.2 s
Acceleration 0-100km/h
7.7 - 10.6 s
Max Speed
-
Max Speed
-
Torque
560 - 750 Nm
Torque
230 - 360 Nm
Number of Cylinders
6
Number of Cylinders
3 - 4
Power kW
247 - 297 kW
Power kW
96 - 144 kW
Engine capacity
2,989 - 2,999 cm3
Engine capacity
1,199 - 1,598 cm3

General

Model Year
2026
Model Year
2026
CO2 Efficiency Class
G
CO2 Efficiency Class
C, B, D, A
Brand
Mercedes-Benz
Brand
Vauxhall
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.