1981 Audi 80 vs. 2002 Opel Signum
To start off, 2002 Opel Signum is newer by 21 year(s). Which means there will be less support and parts availability for 1981 Audi 80. In addition, the cost of maintenance, including insurance, on 1981 Audi 80 would be higher. At 3,175 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (208 HP @ 6200 RPM) has 72 more horse power than 1981 Audi 80. (136 HP @ 5900 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 1981 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 420 kg more than 1981 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Audi 80 is four wheel drive (4WD), it will have significant more traction and grip than 2002 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1981 Audi 80 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, 2002 Opel Signum (300 Nm @ 4000 RPM) has 124 more torque (in Nm) than 1981 Audi 80. (176 Nm @ 4500 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 80. 2002 Opel Signum has automatic transmission and 1981 Audi 80 has manual transmission. 1981 Audi 80 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi 80 | 2002 Opel Signum | |
| Make | Audi | Opel |
| Model | 80 | Signum |
| Year Released | 1981 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 2144 cc | 3175 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 136 HP | 208 HP |
| Engine RPM | 5900 RPM | 6200 RPM |
| Torque | 176 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 87.5 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Top Speed | 193 km/hour | 237 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1190 kg | 1610 kg |
| Vehicle Length | 4390 mm | 4640 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2840 mm |
