2000 Audi A8 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 3 year(s). Which means there will be less support and parts availability for 2000 Audi A8. In addition, the cost of maintenance, including insurance, on 2000 Audi A8 would be higher. At 3,695 cc (8 cylinders), 2000 Audi A8 is equipped with a bigger engine. In terms of performance, 2000 Audi A8 (276 HP @ 6000 RPM) has 124 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM). In normal driving conditions, 2000 Audi A8 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2000 Audi A8 weights approximately 205 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2000 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2000 Audi A8 will offer significantly more control. 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, 2000 Audi A8 (360 Nm @ 3750 RPM) has 140 more torque (in Nm) than 2003 Opel Signum. (220 Nm @ 3800 RPM). This means 2000 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2000 Audi A8 | 2003 Opel Signum | |
| Make | Audi | Opel |
| Model | A8 | Signum |
| Year Released | 2000 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3695 cc | 2171 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 276 HP | 152 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 360 Nm | 220 Nm |
| Torque RPM | 3750 RPM | 3800 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 82.4 mm | 94.6 mm |
| Engine Compression Ratio | 11.0:1 | 12.0:1 |
| Top Speed | 250 km/hour | 206 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1770 kg | 1565 kg |
| Vehicle Length | 5060 mm | 4640 mm |
| Vehicle Width | 1900 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2840 mm |
| Fuel Tank Capacity | 90 L | 60 L |
