1973 Mazda 929 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 35 year(s). Which means there will be less support and parts availability for 1973 Mazda 929. In addition, the cost of maintenance, including insurance, on 1973 Mazda 929 would be higher. At 1,768 cc (4 cylinders), 1973 Mazda 929 is equipped with a bigger engine. In terms of performance, 2008 Opel Astra (89 HP @ 5600 RPM) has 6 more horse power than 1973 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2008 Opel Astra should accelerate faster than 1973 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 70 kg more than 1973 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 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 1973 Mazda 929. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 1973 Mazda 929 (137 Nm @ 3000 RPM) has 12 more torque (in Nm) than 2008 Opel Astra. (125 Nm @ 4000 RPM). This means 1973 Mazda 929 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 1973 Mazda 929 | 2008 Opel Astra | |
| Make | Mazda | Opel |
| Model | 929 | Astra |
| Year Released | 1973 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1768 cc | 1364 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 83 HP | 89 HP |
| Engine RPM | 5000 RPM | 5600 RPM |
| Torque | 137 Nm | 125 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 80 mm | 73.4 mm |
| Engine Stroke Size | 88 mm | 80.6 mm |
| Engine Compression Ratio | 8.6:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1160 kg | 1230 kg |
| Vehicle Length | 4550 mm | 4300 mm |
| Vehicle Width | 1670 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2520 mm | 2620 mm |
| Fuel Tank Capacity | 65 L | 52 L |
