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Mercedes SL Class vs Vauxhall Astra comparison

Compare performance (816 HP vs 196 HP), boot space and price (112,700 £ vs 28,300 £ ) at a glance. Find out which car is the better choice for you – Mercedes SL Class or Vauxhall Astra?

Mercedes SL Class vs Vauxhall Astra: Key differences

Mercedes SL Class

  • substantially more power
  • clearly quicker 0–100 km/h
details

Vauxhall Astra

4.6 (2 Reviews)
rate
  • clearly cheaper
  • considerably more efficient
  • clearly more electric range
  • markedly lighter
  • considerably more trunk space
details

By Achim Sedelmaier

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

SL Class

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 is clearly cheaper – starting at 28,300 £ , while the Mercedes SL Class costs 112,700 £ . That’s a price difference of around 84,427 £.

Fuel consumption also shows a difference: the Vauxhall Astra uses 2.2 L/100km and is considerably more efficient than the Mercedes SL Class with 9 L/100km. The difference is about 6.8 L/100km.

As for electric range, the Vauxhall Astra offers clearly more range – reaching up to 454 km, about 442 km more than the Mercedes SL Class.

Astra

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 SL Class offers substantially more power – delivering 816 HP compared to 196 HP. That’s roughly 620 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes SL Class is clearly quicker – completing the sprint in 2.9 s, while the Vauxhall Astra takes 7.6 s. That’s about 4.7 s quicker.

There’s also a difference in torque: the Mercedes SL Class delivers clearly more torque with 1,420 Nm compared to 360 Nm. That’s about 1,060 Nm more.

SL 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.

Seats: Vauxhall Astra offers more seats – 5 vs 4.

In terms of curb weight, Vauxhall Astra is markedly lighter – 1,438 kg compared to 1,810 kg. The difference is around 372 kg.

Looking at boot space, the Vauxhall Astra offers considerably more boot space – 422 L compared to 240 L. That’s a difference of about 182 L.

When it comes to payload, the Vauxhall Astra carries markedly more – 502 kg compared to 375 kg. That’s a difference of about 127 kg.

Who wins the race in the data check?

The Vauxhall Astra is far ahead 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 £28,300
Astra

Vauxhall Astra

  • Engine Type Petrol MHEV, Plugin Hybrid, Diesel, Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 130 - 196 HP
  • Consumption L/100km 2.2 - 4.9 L/100km
  • Consumption kWh/100km 15.3 kWh/100km
  • Electric Range 84 - 454 km
details

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Mercedes SL Class
Vauxhall Astra

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes SL Class

The Mercedes SL blends timeless elegance with a cheeky sense of occasion, its retractable roof turning any commute into a small celebratory parade. Behind the wheel it behaves like a grown-up sports car that prefers comfort and presence over headline-grabbing bravado, making it a tempting choice for buyers who want to arrive in style.

details
15C1119_012
15C1119_029
15C1119_120
15C1119_004

Reviews Mercedes SL Class

No reviews yet. Share your experience and help others decide.

Vauxhall Astra

The Opel Astra strikes a neat balance between everyday practicality and engaging handling, so the daily grind suddenly feels a bit less dull. Inside it's intelligently packaged with modern kit and comfortable seating, making it a very sensible pick for buyers who want a dependable hatchback that doesn't take itself too seriously.

details
01_Opel-Astra-518263
05_Opel-Astra-518267
24_Opel-Astra-518297

Reviews Vauxhall Astra

4.6 (2 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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Mercedes SL Class
Vauxhall Astra

Costs and Consumption
Price
112,700 - 219,300 £
Price
28,300 - 37,900 £
Consumption L/100km
9 - 13.6 L/100km
Consumption L/100km
2.2 - 4.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.3 kWh/100km
Electric Range
12 km
Electric Range
84 - 454 km
Battery Capacity
-
Battery Capacity
-
co2
206 - 309 g/km
co2
0 - 130 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Roadster
Body Type
Hatchback
Seats
4
Seats
5
Doors
-
Doors
-
Curb weight
1,810 - 2,195 kg
Curb weight
1,438 - 1,733 kg
Trunk capacity
110 - 240 L
Trunk capacity
310 - 422 L
Length
-
Length
-
Width
1,915 mm
Width
1,859 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
145 - 375 kg
Payload
438 - 502 kg

Engine and Performance
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
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
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
435 - 816 HP
Power HP
130 - 196 HP
Acceleration 0-100km/h
2.9 - 4.7 s
Acceleration 0-100km/h
7.6 - 10.6 s
Max Speed
-
Max Speed
-
Torque
500 - 1,420 Nm
Torque
230 - 360 Nm
Number of Cylinders
4 - 8
Number of Cylinders
3 - 4
Power kW
320 - 600 kW
Power kW
96 - 144 kW
Engine capacity
1,991 - 3,982 cm3
Engine capacity
1,199 - 1,598 cm3

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
G
CO2 Efficiency Class
C, B, D, A
Brand
Mercedes-Benz
Brand
Vauxhall
What drive types are available for the Mercedes SL Class?

The Mercedes SL Class is offered with 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.