1987 Beijing BJ 2021 vs. 1985 Ford Sierra
To start off, 1987 Beijing BJ 2021 is newer by 2 year(s). Which means there will be less support and parts availability for 1985 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1985 Ford Sierra would be higher. At 2,790 cc (6 cylinders), 1985 Ford Sierra is equipped with a bigger engine. In terms of performance, 1985 Ford Sierra (148 HP @ 5700 RPM) has 47 more horse power than 1987 Beijing BJ 2021. (101 HP @ 5000 RPM) In normal driving conditions, 1985 Ford Sierra should accelerate faster than 1987 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 1987 Beijing BJ 2021 weights approximately 275 kg more than 1985 Ford Sierra.
Let's talk about torque, 1985 Ford Sierra (220 Nm @ 3800 RPM) has 41 more torque (in Nm) than 1987 Beijing BJ 2021. (179 Nm @ 2800 RPM). This means 1985 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1987 Beijing BJ 2021.
Compare all specifications:
| 1987 Beijing BJ 2021 | 1985 Ford Sierra | |
| Make | Beijing | Ford |
| Model | BJ 2021 | Sierra |
| Year Released | 1987 | 1985 |
| Engine Size | 2466 cc | 2790 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 148 HP |
| Engine RPM | 5000 RPM | 5700 RPM |
| Torque | 179 Nm | 220 Nm |
| Torque RPM | 2800 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1480 kg | 1205 kg |
| Vehicle Length | 4290 mm | 4400 mm |
| Vehicle Width | 1800 mm | 1680 mm |
| Vehicle Height | 1620 mm | 1370 mm |
| Wheelbase Size | 2580 mm | 2620 mm |
