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BMW X6 vs Porsche Cayman comparison

Compare performance (625 HP vs 500 HP), boot space and price (83,600 £ vs 136,000 £ ) at a glance. Find out which car is the better choice for you – BMW X6 or Porsche Cayman?

BMW X6 vs Porsche Cayman: Key differences

BMW X6

5 (1 Reviews)
rate
  • clearly cheaper
  • somewhat more power
  • clearly more efficient
  • clearly more trunk space

Porsche Cayman

  • slightly quicker 0–100 km/h
  • considerably lighter

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

X6

Costs and Efficiency:

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

BMW X6 is clearly cheaper – starting at 83,600 £ , while the Porsche Cayman costs 136,000 £ . That’s a price difference of around 52,457 £.

Fuel consumption also shows a difference: the BMW X6 uses 7.2 L/100km and is clearly more efficient than the Porsche Cayman with 13 L/100km. The difference is about 5.8 L/100km.

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 BMW X6 offers somewhat more power – delivering 625 HP compared to 500 HP. That’s roughly 125 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche Cayman is slightly quicker – completing the sprint in 3.4 s, while the BMW X6 takes 3.9 s. That’s about 0.5 s quicker.

Looking at top speed, the Porsche Cayman is visibly faster – reaching 315 km/h, while the BMW X6 tops out at 250 km/h. The difference is around 65 km/h.

There’s also a difference in torque: the BMW X6 delivers clearly more torque with 750 Nm compared to 450 Nm. That’s about 300 Nm more.

X6

Space and Everyday Use:

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

Seats: BMW X6 offers more seats – 5 vs 2.

In terms of curb weight, Porsche Cayman is considerably lighter – 1,490 kg compared to 2,240 kg. The difference is around 750 kg.

Looking at boot space, the BMW X6 offers clearly more boot space – 580 L compared to 184 L. That’s a difference of about 396 L.

For maximum load capacity, the BMW X6 offers significantly more capacity – up to 1,530 L, about 1,258 L more than the Porsche Cayman.

When it comes to payload, the BMW X6 carries clearly more – 695 kg compared to 281 kg. That’s a difference of about 414 kg.

Who wins the race in the data check?

The BMW X6 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 £83,600
X6

BMW X6

  • Engine Type : Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 298 - 625 HP
  • Consumption L/100km : 7.2 - 12.7 L/100km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW X6

The BMW X6 wears its coupe-SUV looks like a tuxedo with oversized shoulders, turning everyday traffic into a catwalk whenever it glides past. It serves up sporty handling and a plush cabin with just enough practicality to keep daily life sane — perfect for buyers who crave drama without completely abandoning common sense.

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Reviews BMW X6

5 (1 Reviews)
rate
Ioana Annayse Simion
26 Jan 2026, 17:50:11

BMW IS BEST!!!!!!

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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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Reviews Porsche Cayman

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

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BMW X6
Porsche Cayman

Costs and Consumption
Price
83,600 - 146,400 £
Price
136,000 £
Consumption L/100km
7.2 - 12.7 L/100km
Consumption L/100km
13 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
188 - 288 g/km
co2
295 g/km
Fuel tank capacity
83 L
Fuel tank capacity
54 L

Dimensions and Body
Body Type
SUV
Body Type
Coupe
Seats
5
Seats
2
Doors
5
Doors
2
Curb weight
2,240 - 2,445 kg
Curb weight
1,490 kg
Trunk capacity
580 L
Trunk capacity
184 L
Length
4,960 mm
Length
4,456 mm
Width
2,004 - 2,019 mm
Width
1,822 mm
Height
1,700 mm
Height
1,267 mm
Max trunk capacity
1,530 L
Max trunk capacity
272 L
Payload
595 - 695 kg
Payload
281 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
298 - 625 HP
Power HP
500 HP
Acceleration 0-100km/h
3.9 - 6.1 s
Acceleration 0-100km/h
3.4 s
Max Speed
250 km/h
Max Speed
315 km/h
Torque
540 - 750 Nm
Torque
450 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6
Power kW
219 - 460 kW
Power kW
368 kW
Engine capacity
2,993 - 4,395 cm3
Engine capacity
3,996 cm3

General
Model Year
2,025
Model Year
2,021
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
BMW
Brand
Porsche
What drivetrain options does the BMW X6 have?

The BMW X6 is available as 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.