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Porsche Boxster vs Mazda MX-5 Roadster comparison

Compare performance (500 HP vs 132 HP), boot space and price (136,000 £ vs 29,000 £ ) at a glance. Find out which car is the better choice for you – Porsche Boxster or Mazda MX-5 Roadster?

Porsche Boxster vs Mazda MX-5 Roadster: Key differences

Porsche Boxster

  • significantly more power
  • significantly quicker 0–100 km/h
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Mazda MX-5 Roadster

  • clearly cheaper
  • considerably more efficient
  • noticeably lighter
  • barely more trunk space
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By Achim Sedelmaier

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

Boxster

Costs and Efficiency:

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

Mazda MX-5 Roadster is clearly cheaper – starting at 29,000 £ , while the Porsche Boxster costs 136,000 £ . That’s a price difference of around 107,066 £.

Fuel consumption also shows a difference: the Mazda MX-5 Roadster uses 6.2 L/100km and is considerably more efficient than the Porsche Boxster with 12.7 L/100km. The difference is about 6.5 L/100km.

MX-5 Roadster

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 Porsche Boxster offers significantly more power – delivering 500 HP compared to 132 HP. That’s roughly 368 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche Boxster is significantly quicker – completing the sprint in 3.4 s, while the Mazda MX-5 Roadster takes 8.3 s. That’s about 4.9 s quicker.

There’s also a difference in torque: the Porsche Boxster delivers clearly more torque with 450 Nm compared to 152 Nm. That’s about 298 Nm more.

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 2 people.

In terms of curb weight, Mazda MX-5 Roadster is noticeably lighter – 1,078 kg compared to 1,485 kg. The difference is around 407 kg.

Looking at boot space, the Mazda MX-5 Roadster offers barely more boot space – 130 L compared to 122 L. That’s a difference of about 8 L.

When it comes to payload, the Porsche Boxster carries clearly more – 270 kg compared to 152 kg. That’s a difference of about 118 kg.

Who wins the race in the data check?

The Mazda MX-5 Roadster holds a decisive overall lead 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 £29,000
MX-5 Roadster

Mazda MX-5 Roadster

  • Engine Type Petrol
  • Transmission Manuel
  • Drive Type Rear-Wheel Drive
  • Power HP 132 HP
  • Consumption L/100km 6.2 L/100km
details

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Costs and Consumption
View detailed analysis

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View detailed analysis

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View detailed analysis

Porsche Boxster

The Porsche Boxster epitomizes the essence of a pure, open-top driving experience with its mid-engine roadster design. Known for its agile handling and dynamic performance, the Boxster seamlessly blends luxury with thrilling precision on the road. Its unmistakable styling and superior engineering continue to captivate automotive enthusiasts who crave a visceral connection to the art of driving.

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Reviews Porsche Boxster

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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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Reviews Mazda MX-5 Roadster

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Porsche Boxster
Mazda MX-5 Roadster

Costs and Consumption
Price
136,000 £
Price
29,000 - 34,300 £
Consumption L/100km
12.7 L/100km
Consumption L/100km
6.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
288 g/km
co2
140 g/km
Fuel tank capacity
54 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Roadster
Body Type
Roadster
Seats
2
Seats
2
Doors
2
Doors
-
Curb weight
1,485 kg
Curb weight
1,078 kg
Trunk capacity
122 L
Trunk capacity
130 L
Length
4,418 mm
Length
-
Width
1,822 mm
Width
1,735 mm
Height
1,252 mm
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
270 kg
Payload
152 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol
Transmission
Automatic
Transmission
Manuel
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
500 HP
Power HP
132 HP
Acceleration 0-100km/h
3.4 s
Acceleration 0-100km/h
8.3 s
Max Speed
308 km/h
Max Speed
-
Torque
450 Nm
Torque
152 Nm
Number of Cylinders
6
Number of Cylinders
4
Power kW
368 kW
Power kW
97 kW
Engine capacity
3,996 cm3
Engine capacity
1,496 cm3

General
Model Year
2023
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
E
Brand
Porsche
Brand
Mazda
Is the Porsche Boxster offered with different drivetrains?

The Porsche Boxster is available as Rear-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.