2001 Audi A6 vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2001 Audi A6. In addition, the cost of maintenance, including insurance, on 2001 Audi A6 would be higher. At 2,958 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Audi A6 (247 HP @ 4000 RPM) has 72 more horse power than 2003 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2001 Audi A6 should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A6 weights approximately 5 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 2001 Audi A6 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, 2001 Audi A6 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, 2003 Opel Signum (371 Nm @ 1900 RPM) has 51 more torque (in Nm) than 2001 Audi A6. (320 Nm @ 1500 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A6.
Compare all specifications:
| 2001 Audi A6 | 2003 Opel Signum | |
| Make | Audi | Opel |
| Model | A6 | Signum |
| Year Released | 2001 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 247 HP | 175 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 320 Nm | 371 Nm |
| Torque RPM | 1500 RPM | 1900 RPM |
| Engine Bore Size | 78.3 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 223 km/hour | 221 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 9.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1675 kg | 1670 kg |
| Vehicle Length | 4800 mm | 4640 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2700 mm |
| Fuel Consumption Overall | 8 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
