1987 Ford Sierra vs. 1974 Mazda 929
To start off, 1987 Ford Sierra is newer by 13 year(s). Which means there will be less support and parts availability for 1974 Mazda 929. In addition, the cost of maintenance, including insurance, on 1974 Mazda 929 would be higher. At 1,991 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (104 HP @ 5200 RPM) has 21 more horse power than 1974 Mazda 929. (83 HP @ 5000 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1974 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1974 Mazda 929 weights approximately 15 kg more than 1987 Ford Sierra.
Let's talk about torque, 1987 Ford Sierra (160 Nm @ 4000 RPM) has 26 more torque (in Nm) than 1974 Mazda 929. (134 Nm @ 3000 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1974 Mazda 929.
Compare all specifications:
| 1987 Ford Sierra | 1974 Mazda 929 | |
| Make | Ford | Mazda |
| Model | Sierra | 929 |
| Year Released | 1987 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1769 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 83 HP |
| Engine RPM | 5200 RPM | 5000 RPM |
| Torque | 160 Nm | 134 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 90.8 mm | 80 mm |
| Engine Stroke Size | 77 mm | 88 mm |
| Engine Compression Ratio | 9.2:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1055 kg | 1070 kg |
| Vehicle Length | 4500 mm | 4550 mm |
| Vehicle Width | 1680 mm | 1670 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2620 mm | 2520 mm |
