1977 Mazda 121 vs. 1975 Vauxhall Chevette
To start off, 1977 Mazda 121 is newer by 2 year(s). Which means there will be less support and parts availability for 1975 Vauxhall Chevette. In addition, the cost of maintenance, including insurance, on 1975 Vauxhall Chevette would be higher. At 1,970 cc (4 cylinders), 1977 Mazda 121 is equipped with a bigger engine. In terms of performance, 1977 Mazda 121 (86 HP @ 4800 RPM) has 30 more horse power than 1975 Vauxhall Chevette. (56 HP @ 5600 RPM). In normal driving conditions, 1977 Mazda 121 should accelerate faster than 1975 Vauxhall Chevette. With that said, vehicle weight also plays an important factor in acceleration. 1977 Mazda 121 weights approximately 284 kg more than 1975 Vauxhall Chevette. 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, 1977 Mazda 121 (160 Nm @ 3000 RPM) has 71 more torque (in Nm) than 1975 Vauxhall Chevette. (89 Nm @ 2600 RPM). This means 1977 Mazda 121 will have an easier job in driving up hills or pulling heavy equipment than 1975 Vauxhall Chevette.
Compare all specifications:
| 1977 Mazda 121 | 1975 Vauxhall Chevette | |
| Make | Mazda | Vauxhall |
| Model | 121 | Chevette |
| Year Released | 1977 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1254 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 56 HP |
| Engine RPM | 4800 RPM | 5600 RPM |
| Torque | 160 Nm | 89 Nm |
| Torque RPM | 3000 RPM | 2600 RPM |
| Engine Bore Size | 80.1 mm | 81 mm |
| Engine Stroke Size | 98 mm | 61 mm |
| Engine Compression Ratio | 8.6:1 | 8.7:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1130 kg | 846 kg |
| Vehicle Length | 4510 mm | 3950 mm |
| Vehicle Width | 1690 mm | 1580 mm |
| Vehicle Height | 1350 mm | 1310 mm |
| Wheelbase Size | 2520 mm | 2400 mm |
