1986 Audi 100 vs. 2005 Opel Signum
To start off, 2005 Opel Signum is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Audi 100. In addition, the cost of maintenance, including insurance, on 1986 Audi 100 would be higher. At 2,171 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (124 HP @ 3250 RPM) has 39 more horse power than 1986 Audi 100. (85 HP @ 5600 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 1986 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 500 kg more than 1986 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Opel Signum (280 Nm @ 1500 RPM) has 158 more torque (in Nm) than 1986 Audi 100. (122 Nm @ 3200 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1986 Audi 100.
Compare all specifications:
| 1986 Audi 100 | 2005 Opel Signum | |
| Make | Audi | Opel |
| Model | 100 | Signum |
| Year Released | 1986 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 124 HP |
| Engine RPM | 5600 RPM | 3250 RPM |
| Torque | 122 Nm | 280 Nm |
| Torque RPM | 3200 RPM | 1500 RPM |
| Engine Bore Size | 79.6 mm | 84 mm |
| Engine Stroke Size | 80 mm | 98 mm |
| Engine Compression Ratio | 8.2:1 | 18.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1110 kg | 1610 kg |
| Vehicle Length | 4600 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2690 mm | 2710 mm |
| Fuel Tank Capacity | 60 L | 60 L |
