1973 Mazda 929 vs. 1981 Opel Ascona
To start off, 1981 Opel Ascona is newer by 8 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, 1973 Mazda 929 (83 HP @ 5000 RPM) has 30 more horse power than 1981 Opel Ascona. (53 HP @ 4600 RPM). In normal driving conditions, 1973 Mazda 929 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mazda 929 weights approximately 140 kg more than 1981 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1973 Mazda 929 (137 Nm @ 3000 RPM) has 39 more torque (in Nm) than 1981 Opel Ascona. (98 Nm @ 2400 RPM). This means 1973 Mazda 929 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1973 Mazda 929 | 1981 Opel Ascona | |
| Make | Mazda | Opel |
| Model | 929 | Ascona |
| Year Released | 1973 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1768 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 83 HP | 53 HP |
| Engine RPM | 5000 RPM | 4600 RPM |
| Torque | 137 Nm | 98 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1160 kg | 1020 kg |
| Vehicle Length | 4550 mm | 4380 mm |
| Vehicle Width | 1670 mm | 1680 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2580 mm |
