2004 Opel Signum vs. 2005 Volvo S80
To start off, 2005 Volvo S80 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 2,521 cc (5 cylinders), 2005 Volvo S80 is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (173 HP @ 5500 RPM) has 38 more horse power than 2005 Volvo S80. (135 HP @ 4000 RPM). In normal driving conditions, 2004 Opel Signum should accelerate faster than 2005 Volvo S80. With that said, vehicle weight also plays an important factor in acceleration. 2005 Volvo S80 weights approximately 129 kg more than 2004 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, 2005 Volvo S80 (280 Nm @ 1750 RPM) has 15 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2005 Volvo S80 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2004 Opel Signum | 2005 Volvo S80 | |
| Make | Opel | Volvo |
| Model | Signum | S80 |
| Year Released | 2004 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2521 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 135 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 265 Nm | 280 Nm |
| Torque RPM | 2500 RPM | 1750 RPM |
| Engine Compression Ratio | 9.5:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 220 km/hour | 200 km/hour |
| 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 | 1689 kg |
| Vehicle Length | 4640 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2840 mm | 2650 mm |
| Fuel Consumption Overall | 9.4 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
