1997 Audi A4 vs. 1991 Opel Astra
To start off, 1997 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 2,393 cc (6 cylinders), 1997 Audi A4 is equipped with a bigger engine. In terms of performance, 1997 Audi A4 (160 HP) has 101 more horse power than 1991 Opel Astra. (59 HP). In normal driving conditions, 1997 Audi A4 should accelerate faster than 1991 Opel Astra.
Because 1997 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Opel Astra. In wet, icy, snow, or gravel driving conditions, 1997 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, 1997 Audi A4 (231 Nm) has 128 more torque (in Nm) than 1991 Opel Astra. (103 Nm). This means 1997 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1997 Audi A4 | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 1997 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1389 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 59 HP |
| Torque | 231 Nm | 103 Nm |
| Engine Bore Size | 81.1 mm | 77.6 mm |
| Engine Stroke Size | 77.5 mm | 73.4 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4480 mm | 4060 mm |
| Vehicle Width | 1740 mm | 1690 mm |
| Vehicle Height | 1740 mm | 1430 mm |
| Wheelbase Size | 2610 mm | 2530 mm |
