1981 BMW 745 vs. 1999 Holden Astra
To start off, 1999 Holden Astra is newer by 18 year(s). Which means there will be less support and parts availability for 1981 BMW 745. In addition, the cost of maintenance, including insurance, on 1981 BMW 745 would be higher. At 3,430 cc (6 cylinders), 1981 BMW 745 is equipped with a bigger engine. In terms of performance, 1981 BMW 745 (252 HP @ 5200 RPM) has 107 more horse power than 1999 Holden Astra. (145 HP @ 5800 RPM). In normal driving conditions, 1981 BMW 745 should accelerate faster than 1999 Holden Astra. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 745 weights approximately 444 kg more than 1999 Holden Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 BMW 745 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 1981 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 1999 Holden 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, 1981 BMW 745 (380 Nm @ 2200 RPM) has 177 more torque (in Nm) than 1999 Holden Astra. (203 Nm @ 4000 RPM). This means 1981 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1999 Holden Astra.
Compare all specifications:
| 1981 BMW 745 | 1999 Holden Astra | |
| Make | BMW | Holden |
| Model | 745 | Astra |
| Year Released | 1981 | 1999 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3430 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 252 HP | 145 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 380 Nm | 203 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1590 kg | 1146 kg |
| Vehicle Length | 4870 mm | 4120 mm |
| Vehicle Width | 1810 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2800 mm | 2610 mm |
