1980 Mazda 929 vs. 2008 Opel Astra
To start off, 2008 Opel Astra is newer by 28 year(s). Which means there will be less support and parts availability for 1980 Mazda 929. In addition, the cost of maintenance, including insurance, on 1980 Mazda 929 would be higher. At 1,909 cc (4 cylinders), 2008 Opel Astra is equipped with a bigger engine. In terms of performance, 2008 Opel Astra (99 HP @ 3500 RPM) has 16 more horse power than 1980 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 2008 Opel Astra should accelerate faster than 1980 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2008 Opel Astra weights approximately 365 kg more than 1980 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2008 Opel Astra (260 Nm @ 1700 RPM) has 125 more torque (in Nm) than 1980 Mazda 929. (135 Nm @ 3000 RPM). This means 2008 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1980 Mazda 929.
Compare all specifications:
| 1980 Mazda 929 | 2008 Opel Astra | |
| Make | Mazda | Opel |
| Model | 929 | Astra |
| Year Released | 1980 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 83 HP | 99 HP |
| Engine RPM | 5000 RPM | 3500 RPM |
| Torque | 135 Nm | 260 Nm |
| Torque RPM | 3000 RPM | 1700 RPM |
| Engine Bore Size | 80 mm | 82 mm |
| Engine Stroke Size | 88 mm | 90.4 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1070 kg | 1435 kg |
| Vehicle Length | 4410 mm | 4520 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1510 mm |
| Wheelbase Size | 2520 mm | 2710 mm |
| Fuel Tank Capacity | 55 L | 52 L |
