Technical specifications
| Clear list | Porsche Cayman (2009-2012) | Cadillac ATS Coupe |
| Totals | Porsche Cayman (2009-2012) 3.4 S × | Cadillac ATS Coupe 3.6 × |
| Mark | Porsche | Cadillac |
| Model | Cayman (2009-2012) 3.4 S | ATS Coupe 3.6 |
| Year | 2009-2012 | 2014 |
| Number of doors/seats | 2/2 | 2/4 |
| Body type | Coupe | Coupe |
| Unladen Weight | 1425 (1450) | - |
| Gross Weight Limit | 1645 (1675) | - |
| Top Speed, km/h | 277 (275) | - |
| Acceleration 0-100 kph | 5.2 (5.1) | - |
| Minimum turning radius, m | - | 5.6 |
| Cargo Volume, min/max, L | 150+260 | 295 |
| Dimensions specifications, mm | Porsche Cayman (2009-2012) 3.4 S × | Cadillac ATS Coupe 3.6 × |
| Length | 4347 | 4663 |
| Width | 1801 | 1842 |
| Height | 1304 | 1392 |
| Wheelbase | 2415 | 2776 |
| Front/rear Track | 1490/1534 | 1532/1567 |
| Ground clearance | - | - |
| Engine specifications | Porsche Cayman (2009-2012) 3.4 S × | Cadillac ATS Coupe 3.6 × |
| Type | Gasoline Direct Injection | Gasoline Direct Injection |
| Displacement, cm3 | 3436 | 3564 |
| Compression ratio | 12.5 | 11.5 |
| Number and arrangement of cylinders | 6 cylinders, boxer | V6 |
| The diameter of the cylinder x stroke, mm | 97х77.5 | 94х85.6 |
| Number of valves | 24 | 24 |
| Power, hp/rpm | 320/7200 | 325/6800 |
| Max torque, Nm/RPM | 370/4750 | 373/4800 |
| Transmission specifications | Porsche Cayman (2009-2012) 3.4 S × | Cadillac ATS Coupe 3.6 × |
| Gearbox | 6-speed manual / 7-speed automatic PDK | 6-speed automatic |
| Drive Type | Rear wheel drive | Rear wheel drive |
| Suspension specifications | Porsche Cayman (2009-2012) 3.4 S × | Cadillac ATS Coupe 3.6 × |
| Front | multi-link suspensions | MacPherson strut |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | спереди 235/40/18, сзади 265/40/18 | 225/40 R18, 255/35 R18 |
| Disk | 5x130 ET50 d71.6
| 5x120 ET48 d72.6
|
| Brakes specifications | Porsche Cayman (2009-2012) 3.4 S × | Cadillac ATS Coupe 3.6 × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Ventilated discs | Ventilated discs |
| Fuel consumption specifications, L/100 km | Porsche Cayman (2009-2012) 3.4 S × | Cadillac ATS Coupe 3.6 × |
| City | 14.4 (14.1) | - |
| Highway | 7.2 (6.6) | - |
| Combined | - | 10 |
| Fuel | 98 | 95 |
| Tank, L | 64 | 60.5 |
| Clear list | Porsche Cayman (2009-2012) | Cadillac ATS Coupe |
