2009 Audi A5 vs. 1998 Opel Signum
To start off, 2009 Audi A5 is newer by 11 year(s). Which means there will be less support and parts availability for 1998 Opel Signum. In addition, the cost of maintenance, including insurance, on 1998 Opel Signum would be higher. At 1,909 cc (4 cylinders), 1998 Opel Signum is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (168 HP @ 4800 RPM) has 69 more horse power than 1998 Opel Signum. (99 HP @ 3120 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 1998 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1998 Opel Signum weights approximately 200 kg more than 2009 Audi A5.
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, 2009 Audi A5 (250 Nm @ 1500 RPM) has 65 more torque (in Nm) than 1998 Opel Signum. (185 Nm @ 1500 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum.
Compare all specifications:
| 2009 Audi A5 | 1998 Opel Signum | |
| Make | Audi | Opel |
| Model | A5 | Signum |
| Year Released | 2009 | 1998 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 168 HP | 99 HP |
| Engine RPM | 4800 RPM | 3120 RPM |
| Torque | 250 Nm | 185 Nm |
| Torque RPM | 1500 RPM | 1500 RPM |
| Engine Bore Size | 82.6 mm | 84 mm |
| Engine Stroke Size | 84.1 mm | 90 mm |
| Engine Compression Ratio | 9.6:1 | 18.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1595 kg |
| Vehicle Length | 4630 mm | 4640 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2760 mm | 2840 mm |
| Fuel Tank Capacity | 65 L | 60 L |
