2003 Opel Signum vs. 2007 Opel Vivaro
To start off, 2007 Opel Vivaro is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 3,175 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (209 HP @ 6200 RPM) has 109 more horse power than 2007 Opel Vivaro. (100 HP @ 3500 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2007 Opel Vivaro. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vivaro weights approximately 132 kg more than 2003 Opel Signum.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 Opel Signum (300 Nm @ 4000 RPM) has 60 more torque (in Nm) than 2007 Opel Vivaro. (240 Nm @ 2000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vivaro.
Compare all specifications:
| 2003 Opel Signum | 2007 Opel Vivaro | |
| Make | Opel | Opel |
| Model | Signum | Vivaro |
| Year Released | 2003 | 2007 |
| Body Type | Hatchback | Van |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 1870 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 209 HP | 100 HP |
| Engine RPM | 6200 RPM | 3500 RPM |
| Torque | 300 Nm | 240 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 87.5 mm | 80 mm |
| Engine Stroke Size | 88 mm | 93 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1545 kg | 1677 kg |
| Vehicle Length | 4640 mm | 4790 mm |
| Vehicle Width | 1800 mm | 1970 mm |
| Vehicle Height | 1470 mm | 1910 mm |
| Wheelbase Size | 2840 mm | 3100 mm |
| Fuel Tank Capacity | 60 L | 90 L |
