1975 Mazda 929 vs. 1990 Opel Senator
To start off, 1990 Opel Senator is newer by 15 year(s). Which means there will be less support and parts availability for 1975 Mazda 929. In addition, the cost of maintenance, including insurance, on 1975 Mazda 929 would be higher. At 2,969 cc (6 cylinders), 1990 Opel Senator is equipped with a bigger engine. In terms of performance, 1990 Opel Senator (202 HP @ 6000 RPM) has 119 more horse power than 1975 Mazda 929. (83 HP @ 5000 RPM) In normal driving conditions, 1990 Opel Senator should accelerate faster than 1975 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1990 Opel Senator weights approximately 410 kg more than 1975 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1990 Opel Senator (275 Nm @ 3600 RPM) has 138 more torque (in Nm) than 1975 Mazda 929. (137 Nm @ 3000 RPM). This means 1990 Opel Senator will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda 929.
Compare all specifications:
| 1975 Mazda 929 | 1990 Opel Senator | |
| Make | Mazda | Opel |
| Model | 929 | Senator |
| Year Released | 1975 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1769 cc | 2969 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 83 HP | 202 HP |
| Engine RPM | 5000 RPM | 6000 RPM |
| Torque | 137 Nm | 275 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 80.1 mm | 95 mm |
| Engine Stroke Size | 88 mm | 69.8 mm |
| Engine Compression Ratio | 8.6:1 | 10.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1570 kg |
| Vehicle Length | 4550 mm | 4850 mm |
| Vehicle Width | 1670 mm | 1770 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2520 mm | 2740 mm |
| Fuel Tank Capacity | 65 L | 75 L |
