2009 Audi A4 vs. 1991 Opel Astra
To start off, 2009 Audi A4 is newer by 18 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), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (168 HP @ 6000 RPM) has 109 more horse power than 1991 Opel Astra. (59 HP @ 5200 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 510 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, 2009 Audi A4 (230 Nm @ 3200 RPM) has 127 more torque (in Nm) than 1991 Opel Astra. (103 Nm @ 2800 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
2009 Audi A4 | 1991 Opel Astra | |
Make | Audi | Opel |
Model | A4 | Astra |
Year Released | 2009 | 1991 |
Engine Position | Front | Front |
Engine Size | 2393 cc | 1389 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 168 HP | 59 HP |
Engine RPM | 6000 RPM | 5200 RPM |
Torque | 230 Nm | 103 Nm |
Torque RPM | 3200 RPM | 2800 RPM |
Engine Bore Size | 81 mm | 77.6 mm |
Engine Stroke Size | 77.4 mm | 73.4 mm |
Engine Compression Ratio | 10.5:1 | 9.4:1 |
Top Speed | 226 km/hour | 160 km/hour |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1440 kg | 930 kg |
Vehicle Length | 4550 mm | 4060 mm |
Vehicle Width | 1780 mm | 1690 mm |
Vehicle Height | 1430 mm | 1430 mm |
Wheelbase Size | 2660 mm | 2530 mm |
Fuel Tank Capacity | 70 L | 75 L |