1991 Opel Astra vs. 2004 BMW 320
To start off, 2004 BMW 320 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 2,171 cc (6 cylinders), 2004 BMW 320 is equipped with a bigger engine. In terms of performance, 2004 BMW 320 (174 HP @ 6100 RPM) has 115 more horse power than 1991 Opel Astra. (59 HP @ 5200 RPM) In normal driving conditions, 2004 BMW 320 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 320 weights approximately 655 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.
Because 2004 BMW 320 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 1991 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 BMW 320 (211 Nm @ 3500 RPM) has 107 more torque (in Nm) than 1991 Opel Astra. (104 Nm @ 2800 RPM). This means 2004 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra. 2004 BMW 320 has automatic transmission and 1991 Opel Astra has manual transmission. 1991 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 BMW 320 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Opel Astra | 2004 BMW 320 | |
| Make | Opel | BMW |
| Model | Astra | 320 |
| Year Released | 1991 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 174 HP |
| Engine RPM | 5200 RPM | 6100 RPM |
| Torque | 104 Nm | 211 Nm |
| Torque RPM | 2800 RPM | 3500 RPM |
| Engine Bore Size | 77.6 mm | 80 mm |
| Engine Stroke Size | 73.4 mm | 72 mm |
| Top Speed | 160 km/hour | 222 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 960 kg | 1615 kg |
| Vehicle Length | 4250 mm | 4490 mm |
| Vehicle Width | 1690 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2610 mm | 2730 mm |
