1981 Mazda 929 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Mazda 929. In addition, the cost of maintenance, including insurance, on 1981 Mazda 929 would be higher. At 1,969 cc (4 cylinders), 1981 Mazda 929 is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (104 HP @ 6000 RPM) has 15 more horse power than 1981 Mazda 929. (89 HP @ 4800 RPM) In normal driving conditions, 2005 Opel Astra should accelerate faster than 1981 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 85 kg more than 1981 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Mazda 929 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 Mazda 929. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 1981 Mazda 929 (160 Nm @ 2500 RPM) has 10 more torque (in Nm) than 2005 Opel Astra. (150 Nm @ 3900 RPM). This means 1981 Mazda 929 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 1981 Mazda 929 | 2005 Opel Astra | |
| Make | Mazda | Opel |
| Model | 929 | Astra |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 104 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 160 Nm | 150 Nm |
| Torque RPM | 2500 RPM | 3900 RPM |
| Engine Bore Size | 80 mm | 79 mm |
| Engine Stroke Size | 98 mm | 81.5 mm |
| Engine Compression Ratio | 8.6:1 | 10.5:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1150 kg | 1235 kg |
| Vehicle Length | 4640 mm | 4300 mm |
| Vehicle Width | 1720 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2620 mm | 2700 mm |
