2006 Audi A6 vs. 1999 Opel Signum
To start off, 2006 Audi A6 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Opel Signum. In addition, the cost of maintenance, including insurance, on 1999 Opel Signum would be higher. At 3,130 cc (6 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Audi A6 (255 HP @ 6500 RPM) has 102 more horse power than 1999 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2006 Audi A6 should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Signum weights approximately 25 kg more than 2006 Audi A6.
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 Audi A6 (330 Nm @ 3250 RPM) has 109 more torque (in Nm) than 1999 Opel Signum. (221 Nm @ 3800 RPM). This means 2006 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum.
Compare all specifications:
| 2006 Audi A6 | 1999 Opel Signum | |
| Make | Audi | Opel |
| Model | A6 | Signum |
| Year Released | 2006 | 1999 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 153 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 330 Nm | 221 Nm |
| Torque RPM | 3250 RPM | 3800 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 94.6 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1535 kg |
| Vehicle Length | 4920 mm | 4640 mm |
| Vehicle Width | 2020 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2640 mm |
| Fuel Tank Capacity | 80 L | 60 L |
