2004 Audi A4 vs. 1991 Opel Astra
To start off, 2004 Audi A4 is newer by 13 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 1,784 cc (4 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (170 HP @ 6500 RPM) has 114 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 625 kg more than 1991 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, 2004 Audi A4 (235 Nm) has 130 more torque (in Nm) than 1991 Opel Astra. (105 Nm). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
2004 Audi A4 | 1991 Opel Astra | |
Make | Audi | Opel |
Model | A4 | Astra |
Year Released | 2004 | 1991 |
Body Type | Convertible | Station Wagon |
Engine Position | Front | Front |
Engine Size | 1784 cc | 1700 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 170 HP | 56 HP |
Engine RPM | 6500 RPM | 4600 RPM |
Torque | 235 Nm | 105 Nm |
Engine Bore Size | 81 mm | 82.5 mm |
Engine Stroke Size | 86 mm | 79.5 mm |
Engine Compression Ratio | 9.3:1 | 23.0:1 |
Drive Type | Front | Front |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 5 doors |
Vehicle Weight | 1650 kg | 1025 kg |
Vehicle Length | 4580 mm | 4280 mm |
Vehicle Width | 1780 mm | 1690 mm |
Vehicle Height | 1400 mm | 1430 mm |
Wheelbase Size | 2580 mm | 2640 mm |
Fuel Tank Capacity | 70 L | 75 L |