1984 Mazda 929 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 23 year(s). Which means there will be less support and parts availability for 1984 Mazda 929. In addition, the cost of maintenance, including insurance, on 1984 Mazda 929 would be higher. At 1,970 cc (4 cylinders), 1984 Mazda 929 is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (105 HP @ 6000 RPM) has 16 more horse power than 1984 Mazda 929. (89 HP @ 4800 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 1984 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 113 kg more than 1984 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, 1984 Mazda 929 (160 Nm @ 2600 RPM) has 10 more torque (in Nm) than 2007 Opel Astra. (150 Nm @ 3900 RPM). This means 1984 Mazda 929 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 1984 Mazda 929 | 2007 Opel Astra | |
| Make | Mazda | Opel |
| Model | 929 | Astra |
| Year Released | 1984 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 105 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 160 Nm | 150 Nm |
| Torque RPM | 2600 RPM | 3900 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1152 kg | 1265 kg |
| Vehicle Length | 4710 mm | 4300 mm |
| Vehicle Width | 1700 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2620 mm | 2620 mm |
