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Mazda 6 Saloon vs Porsche Cayman comparison

Compare performance (258 HP vs 500 HP), boot space and price (38,500 £ vs 136,000 £ ) at a glance. Find out which car is the better choice for you – Mazda 6 Saloon or Porsche Cayman?

Mazda 6 Saloon vs Porsche Cayman: Key differences

Mazda 6 Saloon

  • significantly cheaper
  • significantly more trunk space
details

Porsche Cayman

  • considerably more power
  • substantially quicker 0–100 km/h
  • noticeably lighter
details

By Achim Sedelmaier

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

6 Saloon

Costs and Efficiency:

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

Mazda 6 Saloon is significantly cheaper – starting at 38,500 £ , while the Porsche Cayman costs 136,000 £ . That’s a price difference of around 97,543 £.

Cayman

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 Porsche Cayman offers considerably more power – delivering 500 HP compared to 258 HP. That’s roughly 242 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche Cayman is substantially quicker – completing the sprint in 3.4 s, while the Mazda 6 Saloon takes 7.6 s. That’s about 4.2 s quicker.

Looking at top speed, the Porsche Cayman is significantly faster – reaching 315 km/h, while the Mazda 6 Saloon tops out at 175 km/h. The difference is around 140 km/h.

There’s also a difference in torque: the Porsche Cayman delivers noticeably more torque with 450 Nm compared to 320 Nm. That’s about 130 Nm more.

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Seats: Mazda 6 Saloon offers more seats – 5 vs 2.

In terms of curb weight, Porsche Cayman is noticeably lighter – 1,490 kg compared to 2,027 kg. The difference is around 537 kg.

Looking at boot space, the Mazda 6 Saloon offers significantly more boot space – 336 L compared to 184 L. That’s a difference of about 152 L.

For maximum load capacity, the Mazda 6 Saloon offers significantly more capacity – up to 1,074 L, about 802 L more than the Porsche Cayman.

When it comes to payload, the Mazda 6 Saloon carries markedly more – 360 kg compared to 281 kg. That’s a difference of about 79 kg.

Who wins the race in the data check?

The Mazda 6 Saloon is clearly superior 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 £38,500
6 Saloon

Mazda 6 Saloon

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive
  • Power HP 245 - 258 HP
  • Consumption kWh/100km 16.5 - 16.6 kWh/100km
  • Electric Range 479 - 552 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda 6 Saloon

The Mazda6 saloon feels like the sensible yet stylish choice for buyers who want a car that drives with poise and looks sharper than its badge suggests. It mixes engaging handling, a refined cabin and everyday practicality without shouting for attention — perfect for those who prefer understated class with a wink.

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Reviews Mazda 6 Saloon

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Porsche Cayman

The Porsche Cayman stands out as a quintessential sports car, blending sleek design with dynamic handling. Its mid-engine layout provides an excellent balance and sharp agility that driving enthusiasts crave. Inside, the Cayman offers a refined and driver-focused interior, ensuring that every journey is an exhilarating experience.

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Mazda 6 Saloon
Porsche Cayman

Costs and Consumption
Price
38,500 - 41,600 £
Price
136,000 £
Consumption L/100km
-
Consumption L/100km
13 L/100km
Consumption kWh/100km
16.5 - 16.6 kWh/100km
Consumption kWh/100km
-
Electric Range
479 - 552 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
295 g/km
Fuel tank capacity
-
Fuel tank capacity
54 L

Dimensions and Body
Body Type
Sedan
Body Type
Coupe
Seats
5
Seats
2
Doors
5
Doors
2
Curb weight
2,027 - 2,028 kg
Curb weight
1,490 kg
Trunk capacity
336 L
Trunk capacity
184 L
Length
4,921 mm
Length
4,456 mm
Width
1,890 mm
Width
1,822 mm
Height
1,491 mm
Height
1,267 mm
Max trunk capacity
1,074 L
Max trunk capacity
272 L
Payload
359 - 360 kg
Payload
281 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
245 - 258 HP
Power HP
500 HP
Acceleration 0-100km/h
7.6 - 7.8 s
Acceleration 0-100km/h
3.4 s
Max Speed
175 km/h
Max Speed
315 km/h
Torque
320 Nm
Torque
450 Nm
Number of Cylinders
-
Number of Cylinders
6
Power kW
180 - 190 kW
Power kW
368 kW
Engine capacity
-
Engine capacity
3,996 cm3

General
Model Year
2025
Model Year
2021
CO2 Efficiency Class
A
CO2 Efficiency Class
G
Brand
Mazda
Brand
Porsche
What drive types are available for the Mazda 6 Saloon?

The Mazda 6 Saloon 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.