2007 Opel Signum vs. 2000 Opel Zafira
To start off, 2007 Opel Signum is newer by 7 year(s). Which means there will be less support and parts availability for 2000 Opel Zafira. In addition, the cost of maintenance, including insurance, on 2000 Opel Zafira would be higher. At 1,909 cc (4 cylinders), 2007 Opel Signum is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (148 HP @ 4000 RPM) has 47 more horse power than 2000 Opel Zafira. (101 HP @ 6200 RPM). In normal driving conditions, 2007 Opel Signum should accelerate faster than 2000 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 221 kg more than 2000 Opel Zafira. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Opel Signum (315 Nm @ 2000 RPM) has 165 more torque (in Nm) than 2000 Opel Zafira. (150 Nm @ 3600 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2000 Opel Zafira.
Compare all specifications:
| 2007 Opel Signum | 2000 Opel Zafira | |
| Make | Opel | Opel |
| Model | Signum | Zafira |
| Year Released | 2007 | 2000 |
| Body Type | Hatchback | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 101 HP |
| Engine RPM | 4000 RPM | 6200 RPM |
| Torque | 315 Nm | 150 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Engine Bore Size | 82 mm | 79 mm |
| Engine Stroke Size | 90.4 mm | 81.5 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1613 kg | 1392 kg |
| Vehicle Length | 4640 mm | 4320 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1690 mm |
| Wheelbase Size | 2840 mm | 2700 mm |
| Fuel Tank Capacity | 60 L | 58 L |
