| Attribute | Value |
| General |
| Make | Vauxhall |
| Model | Signum |
| Generation | Signum |
| Modification | 3.0 V6 CDTi 24V ECOTEC Automatic |
| Website | https://www.vauxhall.co.uk/ |
| Number of doors | 5 |
| Number of seats | 5 |
| Body type | Hatchback |
| Transmission | automatic |
| Number of gears | 6 |
| Production from | 2003 year |
| Production to | 2008 year |
| Performance |
| Top speed | 217 km/h |
| Acceleration 0-100 km/h | Add |
| City consumption | 11 l/100km |
| Extra-urban consumption | 5.8 l/100km |
| Combined consumption | 8 l/100km |
| CO2 emissions | 216 g/km |
| Emission standard | EURO IV |
| Drive |
| Drive | Front wheel drive |
| Engine type | Add |
| Position of engine | Front, transversely |
| Fuel | Diesel |
| Max. power | 184 hp |
| Max. torque | 400 Nm |
| Fuel Engine |
| Number of cylinders | 6 |
| Cylinders arrangement | V engine |
| Valves per cylinder | 4 |
| Engine displacement | 2,958 cm³ |
| Compression ratio | 18.5 |
| Max. power @ rpm | 4,000 rpm |
| Max. torque @ rpm | 1,900 rpm |
| Cylinder bore | Add |
| Piston stroke | Add |
| Fuel system | Diesel Commonrail |
| Valve control | Add |
| Turbine | Turbocharger / Intercooler |
| Catalyst | Add |
| Fuel tank | 60 l |
| Engine oil capacity | Add |
| Coolant capacity | Add |
| Electromotor |
| Type | Add |
| Number of engines | Add |
| Battery type | Add |
| Battery capacity | Add |
| Battery voltage | Add |
| Battery range | Add |
| Power consumption | Add |
| Chassis |
| ABS | + |
| Front wheel suspension | Independent, Spring McPherson, with stabilizer |
| Rear wheel suspension | Multi-link independent |
| Front suspension | Add |
| Rear suspension | Add |
| Front stabilizer | Add |
| Rear stabilizer | Add |
| Steering type | Add |
| Power steering | Add |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Tires size | Add |
| Turning radius | Add |
| Dimensions |
| Length | 4,651 mm |
| Width | 1,798 mm |
| Height | 1,466 mm |
| Wheelbase | 2,830 mm |
| Kerb weight | 1,415 kg |
| Gross weight | Add |
| Minimum boot space | 365 l |
| Maximum boot space | 1,410 l |
| Max. roof load | Add |
| Front track | Add |
| Rear track | Add |
| Ride height | Add |
| Drag coefficient | 0.28 Cd |