2007 Audi A4 vs. 1991 Opel Astra
To start off, 2007 Audi A4 is newer by 16 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 1,984 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (201 HP @ 5100 RPM) has 145 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 830 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, 2007 Audi A4 (281 Nm @ 1800 RPM) has 176 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
2007 Audi A4 | 1991 Opel Astra | |
Make | Audi | Opel |
Model | A4 | Astra |
Year Released | 2007 | 1991 |
Engine Position | Front | Front |
Engine Size | 1984 cc | 1700 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 201 HP | 56 HP |
Engine RPM | 5100 RPM | 4600 RPM |
Torque | 281 Nm | 105 Nm |
Torque RPM | 1800 RPM | 2400 RPM |
Engine Bore Size | 82.5 mm | 82.5 mm |
Engine Stroke Size | 92.8 mm | 79.5 mm |
Engine Compression Ratio | 10.5:1 | 23.0:1 |
Drive Type | Front | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 3 doors |
Vehicle Weight | 1880 kg | 1050 kg |
Vehicle Length | 4590 mm | 4060 mm |
Vehicle Width | 1780 mm | 1670 mm |
Vehicle Height | 1430 mm | 1430 mm |
Wheelbase Size | 2660 mm | 2530 mm |
Fuel Tank Capacity | 70 L | 40 L |