1984 Mazda 929 vs. 1958 Rover P4
To start off, 1984 Mazda 929 is newer by 26 year(s). Which means there will be less support and parts availability for 1958 Rover P4. In addition, the cost of maintenance, including insurance, on 1958 Rover P4 would be higher. At 1,995 cc (4 cylinders), 1958 Rover P4 is equipped with a bigger engine. In terms of performance, 1984 Mazda 929 (89 HP @ 4800 RPM) has 38 more horse power than 1958 Rover P4. (51 HP @ 4000 RPM). In normal driving conditions, 1984 Mazda 929 should accelerate faster than 1958 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1958 Rover P4 weights approximately 228 kg more than 1984 Mazda 929.
Let's talk about torque, 1984 Mazda 929 (160 Nm @ 2600 RPM) has 22 more torque (in Nm) than 1958 Rover P4. (138 Nm @ 2000 RPM). This means 1984 Mazda 929 will have an easier job in driving up hills or pulling heavy equipment than 1958 Rover P4.
Compare all specifications:
| 1984 Mazda 929 | 1958 Rover P4 | |
| Make | Mazda | Rover |
| Model | 929 | P4 |
| Year Released | 1984 | 1958 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 51 HP |
| Engine RPM | 4800 RPM | 4000 RPM |
| Torque | 160 Nm | 138 Nm |
| Torque RPM | 2600 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1152 kg | 1380 kg |
| Vehicle Length | 4710 mm | 4550 mm |
| Vehicle Width | 1700 mm | 1680 mm |
| Vehicle Height | 1430 mm | 1620 mm |
| Wheelbase Size | 2620 mm | 2830 mm |
