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Mercedes B Class vs Vauxhall Astra Sports Tourer comparison

Compare performance (238 HP vs 196 HP), boot space and price (33,100 £ vs 30,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes B Class or Vauxhall Astra Sports Tourer?

Mercedes B Class vs Vauxhall Astra Sports Tourer: Key differences

Mercedes B Class

4.9 (5 Reviews)
rate
  • slightly more power
  • slightly quicker 0–100 km/h
  • marginally lighter
details

Vauxhall Astra Sports Tourer

4.4 (1 Reviews)
rate
  • a bit cheaper
  • substantially more efficient
  • noticeably more trunk space
details

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

B Class

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Vauxhall Astra Sports Tourer is a bit cheaper – starting at 30,000 £ , while the Mercedes B Class costs 33,100 £ . That’s a price difference of around 3,138 £.

Fuel consumption also shows a difference: the Vauxhall Astra Sports Tourer uses 2.3 L/100km and is substantially more efficient than the Mercedes B Class with 5.1 L/100km. The difference is about 2.8 L/100km.

Astra Sports Tourer

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes B Class offers slightly more power – delivering 238 HP compared to 196 HP. That’s roughly 42 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes B Class is slightly quicker – completing the sprint in 6.5 s, while the Vauxhall Astra Sports Tourer takes 7.7 s. That’s about 1.2 s quicker.

There’s also a difference in torque: the Mercedes B Class delivers barely more torque with 400 Nm compared to 360 Nm. That’s about 40 Nm more.

B Class

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes B Class is marginally lighter – 1,405 kg compared to 1,438 kg. The difference is around 33 kg.

Looking at boot space, the Vauxhall Astra Sports Tourer offers noticeably more boot space – 597 L compared to 455 L. That’s a difference of about 142 L.

When it comes to payload, the Mercedes B Class carries only slightly more – 550 kg compared to 502 kg. That’s a difference of about 48 kg.

Who wins the race in the data check?

The Vauxhall Astra Sports Tourer stands well ahead of its rival 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 B Class
Vauxhall Astra Sports Tourer

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes B Class

The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.

details

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.

details
Mercedes B Class
Vauxhall Astra Sports Tourer

Costs and Consumption

Price
33,100 - 52,500 £
Price
30,000 - 39,600 £
Consumption L/100km
5.1 - 6.9 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
133 - 156 g/km
co2
0 - 132 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
MPV
Body Type
Estate
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,405 - 1,565 kg
Curb weight
1,438 - 1,765 kg
Trunk capacity
445 - 455 L
Trunk capacity
466 - 597 L
Length
-
Length
-
Width
1,796 mm
Width
1,859 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
515 - 550 kg
Payload
434 - 502 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 238 HP
Power HP
130 - 196 HP
Acceleration 0-100km/h
6.5 - 10 s
Acceleration 0-100km/h
7.7 - 10.6 s
Max Speed
-
Max Speed
-
Torque
200 - 400 Nm
Torque
230 - 360 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
85 - 175 kW
Power kW
96 - 144 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
1,199 - 1,598 cm3

General

Model Year
2025
Model Year
2026
CO2 Efficiency Class
D, E, F
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.