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Mazda MX-5 Roadster vs Vauxhall Astra comparison

Compare performance (132 HP vs 196 HP), boot space and price (29,000 £ vs 28,300 £ ) at a glance. Find out which car is the better choice for you – Mazda MX-5 Roadster or Vauxhall Astra?

Mazda MX-5 Roadster vs Vauxhall Astra: Key differences

Mazda MX-5 Roadster

  • noticeably lighter
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Vauxhall Astra

4.6 (2 Reviews)
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  • very slightly cheaper
  • visibly more power
  • clearly more efficient
  • only slightly quicker 0–100 km/h
  • clearly more trunk space
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By Achim Sedelmaier

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

MX-5 Roadster

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Vauxhall Astra is very slightly cheaper – starting at 28,300 £ , while the Mazda MX-5 Roadster costs 29,000 £ . That’s a price difference of around 685 £.

Fuel consumption also shows a difference: the Vauxhall Astra uses 2.2 L/100km and is clearly more efficient than the Mazda MX-5 Roadster with 6.2 L/100km. The difference is about 4 L/100km.

Astra

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 Vauxhall Astra offers visibly more power – delivering 196 HP compared to 132 HP. That’s roughly 64 HP more horsepower.

When accelerating from 0 to 100 km/h, the Vauxhall Astra is only slightly quicker – completing the sprint in 7.6 s, while the Mazda MX-5 Roadster takes 8.3 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Vauxhall Astra delivers substantially more torque with 360 Nm compared to 152 Nm. That’s about 208 Nm more.

MX-5 Roadster

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Vauxhall Astra offers more seats – 5 vs 2.

In terms of curb weight, Mazda MX-5 Roadster is noticeably lighter – 1,078 kg compared to 1,438 kg. The difference is around 360 kg.

Looking at boot space, the Vauxhall Astra offers clearly more boot space – 422 L compared to 130 L. That’s a difference of about 292 L.

When it comes to payload, the Vauxhall Astra carries clearly more – 502 kg compared to 152 kg. That’s a difference of about 350 kg.

Who wins the race in the data check?

The Vauxhall Astra 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 £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
Mazda MX-5 Roadster
Vauxhall Astra

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

View detailed analysis

Mazda MX-5 Roadster

The Mazda MX-5 is a featherweight, open-top sports car that turns ordinary roads into a grin-inducing playground thanks to razor-sharp steering and an engaging, tactile gearbox. It won’t swallow the weekly shopping or ski bags, but for anyone after pure driving fun and sun-on-your-face weekends, few cars match its sheer charm and value.

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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.

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Mazda MX-5 Roadster
Vauxhall Astra

Costs and Consumption

Price
29,000 - 34,300 £
Price
28,300 - 37,900 £
Consumption L/100km
6.2 L/100km
Consumption L/100km
2.2 - 4.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
15.3 kWh/100km
Electric Range
-
Electric Range
84 - 454 km
Battery Capacity
-
Battery Capacity
-
co2
140 g/km
co2
0 - 130 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Roadster
Body Type
Hatchback
Seats
2
Seats
5
Doors
-
Doors
-
Curb weight
1,078 kg
Curb weight
1,438 - 1,733 kg
Trunk capacity
130 L
Trunk capacity
310 - 422 L
Length
-
Length
-
Width
1,735 mm
Width
1,859 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
152 kg
Payload
438 - 502 kg

Engine and Performance

Engine Type
Petrol
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Electric
Transmission
Manuel
Transmission
Automatic
Transmission Detail
Manual Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
132 HP
Power HP
130 - 196 HP
Acceleration 0-100km/h
8.3 s
Acceleration 0-100km/h
7.6 - 10.6 s
Max Speed
-
Max Speed
-
Torque
152 Nm
Torque
230 - 360 Nm
Number of Cylinders
4
Number of Cylinders
3 - 4
Power kW
97 kW
Power kW
96 - 144 kW
Engine capacity
1,496 cm3
Engine capacity
1,199 - 1,598 cm3

General

Model Year
2025
Model Year
2026
CO2 Efficiency Class
E
CO2 Efficiency Class
C, B, D, A
Brand
Mazda
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.