2005 Volvo S80 vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Volvo S80. In addition, the cost of maintenance, including insurance, on 2005 Volvo S80 would be higher. At 2,958 cc (6 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (175 HP @ 4000 RPM) has 41 more horse power than 2005 Volvo S80. (134 HP @ 4500 RPM) In normal driving conditions, 2006 Opel Signum should accelerate faster than 2005 Volvo S80. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 140 kg more than 2005 Volvo S80. 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, 2006 Opel Signum (370 Nm @ 1900 RPM) has 150 more torque (in Nm) than 2005 Volvo S80. (220 Nm @ 3750 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Volvo S80. 2006 Opel Signum has automatic transmission and 2005 Volvo S80 has manual transmission. 2005 Volvo S80 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Volvo S80 | 2006 Opel Signum | |
| Make | Volvo | Opel |
| Model | S80 | Signum |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2435 cc | 2958 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 134 HP | 175 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 220 Nm | 370 Nm |
| Torque RPM | 3750 RPM | 1900 RPM |
| Engine Bore Size | 83 mm | 87.5 mm |
| Engine Stroke Size | 90 mm | 82 mm |
| Engine Compression Ratio | 10.3:1 | 18.5:1 |
| Top Speed | 205 km/hour | 221 km/hour |
| Acceleration 0-100mph | 11.3 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1670 kg |
| Vehicle Length | 4830 mm | 4640 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2840 mm |
| Fuel Consumption Overall | 8.7 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
