1987 Ford Sierra vs. 1970 Mazda Familia
To start off, 1987 Ford Sierra is newer by 17 year(s). Which means there will be less support and parts availability for 1970 Mazda Familia. In addition, the cost of maintenance, including insurance, on 1970 Mazda Familia would be higher. At 2,303 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1987 Ford Sierra (66 HP @ 4200 RPM) has 9 more horse power than 1970 Mazda Familia. (57 HP @ 6500 RPM). In normal driving conditions, 1987 Ford Sierra should accelerate faster than 1970 Mazda Familia. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 380 kg more than 1970 Mazda Familia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1987 Ford Sierra (142 Nm @ 2000 RPM) has 61 more torque (in Nm) than 1970 Mazda Familia. (81 Nm @ 4600 RPM). This means 1987 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1970 Mazda Familia.
Compare all specifications:
| 1987 Ford Sierra | 1970 Mazda Familia | |
| Make | Ford | Mazda |
| Model | Sierra | Familia |
| Year Released | 1987 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2303 cc | 985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 66 HP | 57 HP |
| Engine RPM | 4200 RPM | 6500 RPM |
| Torque | 142 Nm | 81 Nm |
| Torque RPM | 2000 RPM | 4600 RPM |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1170 kg | 790 kg |
| Vehicle Length | 4430 mm | 3710 mm |
| Vehicle Width | 1700 mm | 1470 mm |
| Vehicle Height | 1370 mm | 1350 mm |
| Wheelbase Size | 2620 mm | 2200 mm |
