2005 Opel Signum vs. 2007 Volvo S40
To start off, 2007 Volvo S40 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Signum. In addition, the cost of maintenance, including insurance, on 2005 Opel Signum would be higher. At 1,908 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (173 HP @ 5500 RPM) has 50 more horse power than 2007 Volvo S40. (123 HP @ 4000 RPM). In normal driving conditions, 2005 Opel Signum should accelerate faster than 2007 Volvo S40. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 205 kg more than 2007 Volvo S40. 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, 2005 Opel Signum (265 Nm @ 2500 RPM) has 75 more torque (in Nm) than 2007 Volvo S40. (190 Nm @ 4000 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 Volvo S40.
Compare all specifications:
| 2005 Opel Signum | 2007 Volvo S40 | |
| Make | Opel | Volvo |
| Model | Signum | S40 |
| Year Released | 2005 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 1796 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 123 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 265 Nm | 190 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 83 mm |
| Engine Stroke Size | 86 mm | 90 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 220 km/hour | 205 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 9.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1355 kg |
| Vehicle Length | 4640 mm | 4520 mm |
| Vehicle Width | 1800 mm | 1720 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2620 mm | 2570 mm |
| Fuel Consumption Overall | 9.2 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
