2009 Audi A4 vs. 1998 Opel Signum
To start off, 2009 Audi A4 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 1,994 cc (4 cylinders), 1998 Opel Signum is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (211 HP @ 4300 RPM) has 63 more horse power than 1998 Opel Signum. (148 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1998 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 75 kg more than 1998 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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, 2009 Audi A4 (350 Nm @ 1500 RPM) has 165 more torque (in Nm) than 1998 Opel Signum. (185 Nm @ 2000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum. 2009 Audi A4 has automatic transmission and 1998 Opel Signum has manual transmission. 1998 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 1998 Opel Signum | |
| Make | Audi | Opel |
| Model | A4 | Signum |
| Year Released | 2009 | 1998 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 211 HP | 148 HP |
| Engine RPM | 4300 RPM | 4000 RPM |
| Torque | 350 Nm | 185 Nm |
| Torque RPM | 1500 RPM | 2000 RPM |
| Engine Bore Size | 82.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 90.4 mm |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 930 kg | 855 kg |
| Vehicle Length | 4710 mm | 4640 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2820 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 60 L |
