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Mazda MX-5 Coupe vs Porsche 911 Coupe comparison

Compare performance (132 HP vs 711 HP), boot space and price (31,400 £ vs 125,800 £ ) at a glance. Find out which car is the better choice for you – Mazda MX-5 Coupe or Porsche 911 Coupe?

Mazda MX-5 Coupe vs Porsche 911 Coupe: Key differences

Mazda MX-5 Coupe

  • significantly cheaper
  • substantially more efficient
  • noticeably lighter
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Porsche 911 Coupe

  • substantially more power
  • considerably quicker 0–100 km/h
  • significantly more trunk space
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By Achim Sedelmaier

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

MX-5 Coupe

Costs and Efficiency:

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

Mazda MX-5 Coupe is significantly cheaper – starting at 31,400 £ , while the Porsche 911 Coupe costs 125,800 £ . That’s a price difference of around 94,466 £.

Fuel consumption also shows a difference: the Mazda MX-5 Coupe uses 6.2 L/100km and is substantially more efficient than the Porsche 911 Coupe with 10.3 L/100km. The difference is about 4.1 L/100km.

911 Coupe

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 911 Coupe offers substantially more power – delivering 711 HP compared to 132 HP. That’s roughly 579 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Coupe is considerably quicker – completing the sprint in 2.5 s, while the Mazda MX-5 Coupe takes 8.6 s. That’s about 6.1 s quicker.

There’s also a difference in torque: the Porsche 911 Coupe delivers substantially more torque with 800 Nm compared to 152 Nm. That’s about 648 Nm more.

MX-5 Coupe

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 Coupe is noticeably lighter – 1,114 kg compared to 1,536 kg. The difference is around 422 kg.

Looking at boot space, the Porsche 911 Coupe offers significantly more boot space – 373 L compared to 127 L. That’s a difference of about 246 L.

When it comes to payload, the Porsche 911 Coupe carries considerably more – 310 kg compared to 166 kg. That’s a difference of about 144 kg.

Who wins the race in the data check?

The Porsche 911 Coupe 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 £125,800
911 Coupe

Porsche 911 Coupe

  • Engine Type Petrol, Full Hybrid
  • Transmission Manuel, Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 394 - 711 HP
  • Consumption L/100km 10.3 - 13.8 L/100km
Mazda MX-5 Coupe
Porsche 911 Coupe

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mazda MX-5 Coupe

The Mazda MX-5 is a delightfully pure driver's car, wrapped in a compact package and tuned to make steering inputs feel like a conversation rather than a chore. It won’t overwhelm you with gadgetry, but what it delivers—nimble handling, instant feedback and an honest grin every time you drive—makes it a brilliant choice for anyone who values fun over flash.

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Porsche 911 Coupe

The Porsche 911 Coupe remains the iconic sports car you buy when you want a thrilling weekend weapon that still behaves like a civilized companion during the weekdays. Its classic silhouette and razor‑sharp handling deliver a grin-inducing drive every time, while the polished interior and intuitive controls remind you this is a car built for drivers, not just headlines.

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Mazda MX-5 Coupe
Porsche 911 Coupe

Costs and Consumption

Price
31,400 - 36,700 £
Price
125,800 - 301,000 £
Consumption L/100km
6.2 L/100km
Consumption L/100km
10.3 - 13.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
140 g/km
co2
233 - 312 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Coupe
Body Type
Coupe
Seats
2
Seats
2
Doors
-
Doors
-
Curb weight
1,114 kg
Curb weight
1,536 - 1,815 kg
Trunk capacity
127 L
Trunk capacity
373 L
Length
-
Length
-
Width
1,735 mm
Width
1,852 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
166 kg
Payload
228 - 310 kg

Engine and Performance

Engine Type
Petrol
Engine Type
Petrol, Full Hybrid
Transmission
Manuel
Transmission
Manuel, Automatic
Transmission Detail
Manual Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
132 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
8.6 s
Acceleration 0-100km/h
2.5 - 4.5 s
Max Speed
-
Max Speed
-
Torque
152 Nm
Torque
450 - 800 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
97 kW
Power kW
290 - 523 kW
Engine capacity
1,496 cm3
Engine capacity
2,981 - 3,996 cm3

General

Model Year
2025
Model Year
2,024 - 2,026
CO2 Efficiency Class
E
CO2 Efficiency Class
G
Brand
Mazda
Brand
Porsche
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.