2000 Audi A4 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 A4. In addition, the cost of maintenance, including insurance, on 2000 Audi A4 would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (175 HP @ 4000 RPM) has 75 more horse power than 2000 Audi A4. (100 HP @ 5300 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 2000 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 485 kg more than 2000 Audi A4. 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, 2003 Opel Signum (371 Nm @ 1900 RPM) has 231 more torque (in Nm) than 2000 Audi A4. (140 Nm @ 3800 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2000 Audi A4.
Compare all specifications:
| 2000 Audi A4 | 2003 Opel Signum | |
| Make | Audi | Opel |
| Model | A4 | Signum |
| Year Released | 2000 | 2003 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 175 HP |
| Engine RPM | 5300 RPM | 4000 RPM |
| Torque | 140 Nm | 371 Nm |
| Torque RPM | 3800 RPM | 1900 RPM |
| Engine Bore Size | 81.1 mm | 87.5 mm |
| Engine Stroke Size | 77.5 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1185 kg | 1670 kg |
| Vehicle Length | 4580 mm | 4640 mm |
| Vehicle Width | 1740 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2700 mm |
| Fuel Tank Capacity | 55 L | 60 L |
