Technical specifications
| Clear list | Porsche Cayman (2009-2012) | BMW Z4 |
| Totals | Porsche Cayman (2009-2012) 2.9 × | BMW Z4 2.0 (sDrive30i) × |
| Mark | Porsche | BMW |
| Model | Cayman (2009-2012) 2.9 | Z4 2.0 (sDrive30i) |
| Year | 2009-2012 | 2018 |
| Number of doors/seats | 2/2 | 2/2 |
| Body type | Coupe | Roadster |
| Unladen Weight | 1405 (1435) | 1415 |
| Gross Weight Limit | 1635 (1670) | 1740 |
| Top Speed, km/h | 265 (263) | 250 |
| Acceleration 0-100 kph | 5.8 (5.7) | 5.4 |
| Minimum turning radius, m | - | - |
| Cargo Volume, min/max, L | 150+260 | 281 |
| Dimensions specifications, mm | Porsche Cayman (2009-2012) 2.9 × | BMW Z4 2.0 (sDrive30i) × |
| Length | 4347 | 4324 |
| Width | 1801 | 1864 |
| Height | 1304 | 1304 |
| Wheelbase | 2415 | 2470 |
| Front/rear Track | 1490/1534 | 1609/1616 |
| Ground clearance | - | 117 |
| Engine specifications | Porsche Cayman (2009-2012) 2.9 × | BMW Z4 2.0 (sDrive30i) × |
| Type | petrol Injection | Gasoline Direct Injection, turbocharging |
| Displacement, cm3 | 2893 | 1998 |
| Compression ratio | 11.5 | 10.2 |
| Number and arrangement of cylinders | 6 cylinders, boxer | 4 cylinders, in-line |
| The diameter of the cylinder x stroke, mm | 89х77.5 | 82x94.6 |
| Number of valves | 24 | 16 |
| Power, hp/rpm | 265/7200 | 258/5000-6500 |
| Max torque, Nm/RPM | 300/4400-6000 | 400/1550-4400 |
| Transmission specifications | Porsche Cayman (2009-2012) 2.9 × | BMW Z4 2.0 (sDrive30i) × |
| Gearbox | 6-speed manual / 7-speed automatic PDK | 8-speed automatic |
| Drive Type | Rear wheel drive | Rear wheel drive |
| Suspension specifications | Porsche Cayman (2009-2012) 2.9 × | BMW Z4 2.0 (sDrive30i) × |
| Front | multi-link suspensions | Upper and lower A-arm (double wishbone) |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | спереди 205/55/17, сзади 235/50/17 | 225/50 R17, 255/45 R17 |
| Disk | 5x130 ET50 d71.6
| 5x120 ET34 d72.6
|
| Brakes specifications | Porsche Cayman (2009-2012) 2.9 × | BMW Z4 2.0 (sDrive30i) × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Ventilated discs | Ventilated discs |
| Fuel consumption specifications, L/100 km | Porsche Cayman (2009-2012) 2.9 × | BMW Z4 2.0 (sDrive30i) × |
| City | 13.8 (13.6) | 7.5 |
| Highway | 6.9 (6.5) | 5.4 |
| Combined | - | 6.2 |
| Fuel | 98 | 95 |
| Tank, L | 64 | 52 |
| Clear list | Porsche Cayman (2009-2012) | BMW Z4 |
