Real Opel Signum fuel consumption
Opel Signum real fuel consumption by user reviews is approximately 4% higher compared to official consumption. For petrol engines real consumption is in average 5% higher, but for diesel engines is approximately 3% higher.
See below for the actual consumption of each generation and version.
See below for the actual consumption of each generation and version.
2005
Opel Signum 2005
Average real petrol consumption difference: +7% Average real diesel consumption difference: +4%
Real and specified fuel consumption and differences for specific Opel Signum versions are shown in the table below.
| Modification | Fuel | Claimed consumption | Real consumption |
|---|---|---|---|
| 1.8Opel Signum 2005 1.8i 16V MT | Petrol | 7.7 l/100km | 8.7 l/100km+13% |
| 1.9Opel Signum 2005 1.9 CDTi 100 HP MT | Diesel | 5.9 l/100km | |
| 1.9Opel Signum 2005 1.9 CDTi 120 HP MT | Diesel | 5.9 l/100km | 6.3 l/100km+7% |
| 1.9Opel Signum 2007 1.9 CDTi 120 HP MT | Diesel | 5.9 l/100km | 5.9 l/100km0% |
| 1.9Opel Signum 2005 1.9 CDTi 150 HP MT | Diesel | 6.0 l/100km | 6.4 l/100km+7% |
| 1.9Opel Signum 2005 1.9 CDTi 150 HP AT | Diesel | 7.0 l/100km | 6.9 l/100km-1% |
| 1.9Opel Signum 2007 1.9 CDTi 150 HP MT | Diesel | 6.0 l/100km | 6.2 l/100km+3% |
| 1.9Opel Signum 2007 1.9 CDTi 150 HP AT | Diesel | 7.0 l/100km | 7.4 l/100km+6% |
| 2.0Opel Signum 2005 2.0-16V Turbo 175 HP MT | Petrol | 8.9 l/100km | 9.3 l/100km+4% |
| 2.0Opel Signum 2007 2.0-16V Turbo 175 HP MT | Petrol | 8.9 l/100km | 9.6 l/100km+8% |
| 2.2Opel Signum 2005 2.2-16V DGi 155 HP AT | Petrol | 8.3 l/100km | 10.1 l/100km+22% |
| 2.2Opel Signum 2005 2.2-16V DGi 155 HP MT | Petrol | 8.1 l/100km | 8.7 l/100km+7% |
| 2.2Opel Signum 2007 2.2-16V DGi 155 HP AT | Petrol | 8.3 l/100km | |
| 2.8Opel Signum 2005 2.8-V6 Turbo 230 HP MT | Petrol | 10.6 l/100km | 11.0 l/100km+4% |
| 2.8Opel Signum 2005 2.8-V6 Turbo 230 HP AT | Petrol | 11.2 l/100km | 11.1 l/100km-1% |
| 2.8Opel Signum 2007 2.8-V6 Turbo 250 HP MT | Petrol | 10.6 l/100km | |
| 2.8Opel Signum 2007 2.8-V6 Turbo 250 HP AT | Petrol | 11.2 l/100km | |
| 3.0Opel Signum 2005 3.0-V6 CDTI MT | Diesel | 7.0 l/100km | 7.4 l/100km+6% |
| 3.0Opel Signum 2006 3.0-V6 CDTI AT | Diesel | 7.2 l/100km | 8.2 l/100km+14% |
2003
Opel Signum 2003
Average real petrol consumption difference: +3% Average real diesel consumption difference: minor
Real and specified fuel consumption and differences for specific Opel Signum versions are shown in the table below.
| Modification | Fuel | Claimed consumption | Real consumption |
|---|---|---|---|
| 1.8Opel Signum 2003 1.8-16V MT | Petrol | 7.9 l/100km | 8.4 l/100km+6% |
| 1.9Opel Signum 2004 1.9 CDTi 120 HP MT | Diesel | 6.0 l/100km | 6.5 l/100km+8% |
| 1.9Opel Signum 2004 1.9 CDTi 150 HP MT | Diesel | 6.1 l/100km | 6.6 l/100km+8% |
| 1.9Opel Signum 2004 1.9 CDTi 150 HP AT | Diesel | 7.2 l/100km | 7.5 l/100km+4% |
| 2.0Opel Signum 2003 2.0-16V Turbo MT | Petrol | 9.2 l/100km | 9.4 l/100km+2% |
| 2.0Opel Signum 2003 2.0 DTI ECOTEC MT | Diesel | 5.9 l/100km | |
| 2.2Opel Signum 2003 2.2-16V DGi MT | Petrol | 8.1 l/100km | 8.9 l/100km+10% |
| 2.2Opel Signum 2003 2.2-16V DGi AT | Petrol | 9.1 l/100km | 9.3 l/100km+2% |
| 2.2Opel Signum 2003 2.2 DTi-16V MT | Diesel | 6.3 l/100km | 6.3 l/100km0% |
| 2.2Opel Signum 2003 2.2 DTi-16V AT | Diesel | 7.6 l/100km | 7.8 l/100km+3% |
| 3.0Opel Signum 2003 3.0-V6 CDTI MT | Diesel | 7.4 l/100km | 7.9 l/100km+7% |
| 3.0Opel Signum 2003 3.0-V6 CDTI AT | Diesel | 7.9 l/100km | 7.9 l/100km0% |
| 3.2Opel Signum 2003 3.2-V6 Cosmo MT | Petrol | 10.1 l/100km | 10.4 l/100km+3% |
| 3.2Opel Signum 2003 3.2-V6 Cosmo AT | Petrol | 10.7 l/100km | 11.5 l/100km+7% |
Real fuel consumption of other carmakers
The fuel consumption reported by users does not reflect the experience of all users, may be selective (depending on the driving conditions, driving style, technical condition of the car and other circumstances) and should therefore not be taken as a representative indicator.