2004 Nissan Altima vs. 2008 Opel Signum
To start off, 2008 Opel Signum is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Nissan Altima. In addition, the cost of maintenance, including insurance, on 2004 Nissan Altima would be higher. At 2,957 cc (6 cylinders), 2008 Opel Signum is equipped with a bigger engine. In terms of performance, both vehicles can yield 175 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Signum weights approximately 309 kg more than 2004 Nissan Altima.
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, 2008 Opel Signum (370 Nm) has 126 more torque (in Nm) than 2004 Nissan Altima. (244 Nm). This means 2008 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2004 Nissan Altima.
Compare all specifications:
| 2004 Nissan Altima | 2008 Opel Signum | |
| Make | Nissan | Opel |
| Model | Altima | Signum |
| Year Released | 2004 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2505 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 175 HP |
| Engine RPM | 3600 RPM | 4000 RPM |
| Torque | 244 Nm | 370 Nm |
| Engine Bore Size | 89 mm | 87.5 mm |
| Engine Stroke Size | 100 mm | 82 mm |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1361 kg | 1670 kg |
| Vehicle Length | 4870 mm | 4640 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 2830 mm | 2840 mm |
| Fuel Consumption Overall | 9.4 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 76 L | 60 L |
