Technical specifications
| Clear list | Citroen DS4 | Opel Signum (2005-2008) |
| Totals | Citroen DS4 2.0 HDi × | Opel Signum (2005-2008) 2.0 turbo × |
| Mark | Citroen | Opel |
| Model | DS4 2.0 HDi | Signum (2005-2008) 2.0 turbo |
| Year | 2011 | 2005-2008 |
| Number of doors/seats | 5/5 | 5/5 |
| Body type | Hatch | Hatch |
| Unladen Weight | 1395 | 1485 |
| Gross Weight Limit | - | 2075 |
| Top Speed, km/h | 212 | 222 |
| Acceleration 0-100 kph | 8.6 | 9.4 |
| Minimum turning radius, m | 5.4 | 5.95 |
| Cargo Volume, min/max, L | 385/1021 | 365/1410 |
| Dimensions specifications, mm | Citroen DS4 2.0 HDi × | Opel Signum (2005-2008) 2.0 turbo × |
| Length | 4275 | 4650 |
| Width | 1810 | 1800 |
| Height | 1523 | 1460 |
| Wheelbase | 2612 | 2830 |
| Front/rear Track | 1531/1526 | 1535/1525 |
| Ground clearance | 170 | - |
| Engine specifications | Citroen DS4 2.0 HDi × | Opel Signum (2005-2008) 2.0 turbo × |
| Type | turbo diesel Common Rail | petrol Injection |
| Displacement, cm3 | 1997 | 1998 |
| Compression ratio | 16 | 9.5 |
| Number and arrangement of cylinders | 4 cylinders, in-line | 4 cylinders, in-line |
| The diameter of the cylinder x stroke, mm | 85х88 | 86х86 |
| Number of valves | 16 | - |
| Power, hp/rpm | 163/3750 | 175/5500 |
| Max torque, Nm/RPM | 340/2000 | 265/2500 |
| Transmission specifications | Citroen DS4 2.0 HDi × | Opel Signum (2005-2008) 2.0 turbo × |
| Gearbox | 6-speed manual | 6-speed manual |
| Drive Type | Front wheel drive | Front wheel drive |
| Suspension specifications | Citroen DS4 2.0 HDi × | Opel Signum (2005-2008) 2.0 turbo × |
| Front | MacPherson strut | MacPherson strut |
| Rear | Dependent suspensions | multi-link suspensions |
| Tire Size | 215/55 R17, 225/45 R18 | 215/55/16 |
| Disk | 4x108 ET25 d65.1
| 5x110 ET41 d65,1
|
| Brakes specifications | Citroen DS4 2.0 HDi × | Opel Signum (2005-2008) 2.0 turbo × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Discs | Discs |
| Fuel consumption specifications, L/100 km | Citroen DS4 2.0 HDi × | Opel Signum (2005-2008) 2.0 turbo × |
| City | 6.6 | 12.8 |
| Highway | 4.3 | 6.6 |
| Combined | 5.1 | 8.9 |
| Fuel | Diesel | 95 |
| Tank, L | 60 | 60 |
| Clear list | Citroen DS4 | Opel Signum (2005-2008) |
