Looking at overall running costs, both models reveal some interesting differences in everyday economy.
BMW 4 Series Coupe has a convincingly advantage in terms of price – it starts at 45700 £, while the Porsche Cayman costs 136000 £. That’s a price difference of around 90343 £.
Fuel consumption also shows a difference: BMW 4 Series Coupe manages with 4.80 L and is therefore decisively more efficient than the Porsche Cayman with 13 L. The difference is about 8.20 L per 100 km.
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 BMW 4 Series Coupe has a hardly perceptible edge – offering 530 HP compared to 500 HP. That’s roughly 30 HP more horsepower.
In acceleration from 0 to 100 km/h, the Porsche Cayman is slight quicker – completing the sprint in 3.40 s, while the BMW 4 Series Coupe takes 3.50 s. That’s about 0.10 s faster.
In terms of top speed, the Porsche Cayman performs distinct better – reaching 315 km/h, while the BMW 4 Series Coupe tops out at 250 km/h. The difference is around 65 km/h.
There’s also a difference in torque: BMW 4 Series Coupe pulls noticeable stronger with 700 Nm compared to 450 Nm. That’s about 250 Nm difference.
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: BMW 4 Series Coupe offers decisively more seating capacity – 4 vs 2.
In curb weight, Porsche Cayman is slight lighter – 1490 kg compared to 1600 kg. The difference is around 110 kg.
In terms of boot space, the BMW 4 Series Coupe offers convincingly more room – 440 L compared to 184 L. That’s a difference of about 256 L.
When it comes to payload, BMW 4 Series Coupe noticeable takes the win – 415 kg compared to 281 kg. That’s a difference of about 134 kg.
Overall, the BMW 4 Series Coupe shows itself to be dominates this comparison and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.
The BMW 4 Series Coupe blends aggressive styling with a driver-focused cabin, making even the humdrum commute feel like a short track day. It balances sharp handling and grown-up comfort with a dash of theatrical flair, so you get sportscar charisma without the drama of constant sacrifices.
detailsThe 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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Costs and Consumption |
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Price
45700 - 92700 £
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Price
136000 £
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Consumption L/100km
4.8 - 10 L
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Consumption L/100km
13 L
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Consumption kWh/100km
-
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Consumption kWh/100km
-
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Electric Range
-
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Electric Range
-
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Battery Capacity
-
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Battery Capacity
-
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co2
126 - 226 g/km
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co2
295 g/km
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Fuel tank capacity
59 L
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Fuel tank capacity
54 L
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Dimensions and Body |
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Body Type
Coupe
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Body Type
Coupe
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Seats
4
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Seats
2
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Doors
2
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Doors
2
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Curb weight
1600 - 1895 kg
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Curb weight
1490 kg
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Trunk capacity
440 L
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Trunk capacity
184 L
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Length
4768 - 4801 mm
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Length
4456 mm
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Width
1852 - 1887 mm
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Width
1822 mm
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Height
1383 - 1398 mm
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Height
1267 mm
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Max trunk capacity
-
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Max trunk capacity
272 L
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Payload
355 - 415 kg
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Payload
281 kg
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Engine and Performance |
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Engine Type
Diesel MHEV, Petrol, Petrol MHEV
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Engine Type
Petrol
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Transmission
Automatic, Manuel
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Transmission
Automatic
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Transmission Detail
Automatic Gearbox, Manual Gearbox
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Transmission Detail
Dual-Clutch Automatic
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Drive Type
Rear-Wheel Drive
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Power HP
184 - 530 HP
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Power HP
500 HP
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Acceleration 0-100km/h
3.5 - 7.5 s
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Acceleration 0-100km/h
3.40 s
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Max Speed
238 - 250 km/h
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Max Speed
315 km/h
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Torque
300 - 700 Nm
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Torque
450 Nm
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Number of Cylinders
4 - 6
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Number of Cylinders
6
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Power kW
135 - 390 kW
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Power kW
368 kW
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Engine capacity
1995 - 2998 cm3
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Engine capacity
3996 cm3
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General |
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Model Year
2024 - 2025
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Model Year
2021
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CO2 Efficiency Class
D, E, F, G
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CO2 Efficiency Class
G
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Brand
BMW
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Brand
Porsche
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Available configurations include Rear-Wheel Drive or All-Wheel Drive.
The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.