1979 BMW 735 vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 25 year(s). Which means there will be less support and parts availability for 1979 BMW 735. In addition, the cost of maintenance, including insurance, on 1979 BMW 735 would be higher. At 3,451 cc (6 cylinders), 1979 BMW 735 is equipped with a bigger engine. In terms of performance, 1979 BMW 735 (218 HP @ 5200 RPM) has 21 more horse power than 2004 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 1979 BMW 735 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1979 BMW 735 weights approximately 165 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1979 BMW 735 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 1979 BMW 735. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1979 BMW 735 (309 Nm @ 4000 RPM) has 89 more torque (in Nm) than 2004 Opel Astra. (220 Nm @ 1950 RPM). This means 1979 BMW 735 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 1979 BMW 735 | 2004 Opel Astra | |
| Make | BMW | Opel |
| Model | 735 | Astra |
| Year Released | 1979 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3451 cc | 1996 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 218 HP | 197 HP |
| Engine RPM | 5200 RPM | 5400 RPM |
| Torque | 309 Nm | 220 Nm |
| Torque RPM | 4000 RPM | 1950 RPM |
| Engine Bore Size | 93.4 mm | 86 mm |
| Engine Stroke Size | 84 mm | 86 mm |
| Engine Compression Ratio | 9.3:1 | 8.8:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1530 kg | 1365 kg |
| Vehicle Length | 4870 mm | 4300 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2810 mm | 2640 mm |
| Fuel Tank Capacity | 100 L | 70 L |
