1991 Audi 100 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,309 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (131 HP @ 5500 RPM) has 11 more horse power than 2005 Opel Astra. (120 HP @ 4000 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 175 kg more than 2005 Opel Astra. 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, 1991 Audi 100 (186 Nm @ 4000 RPM) has 16 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 1991 Audi 100 | 2005 Opel Astra | |
| Make | Audi | Opel |
| Model | 100 | Astra |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 1795 cc |
| Horse Power | 131 HP | 120 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 186 Nm | 170 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 82.5 mm | 80.5 mm |
| Engine Stroke Size | 86.4 mm | 88.2 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1410 kg | 1235 kg |
| Vehicle Length | 4800 mm | 4520 mm |
