1985 Beijing BJ 2021 vs. 1978 Mercury Cougar
To start off, 1985 Beijing BJ 2021 is newer by 7 year(s). Which means there will be less support and parts availability for 1978 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1978 Mercury Cougar would be higher. At 4,941 cc (8 cylinders), 1978 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1978 Mercury Cougar (133 HP @ 3400 RPM) has 33 more horse power than 1985 Beijing BJ 2021. (100 HP @ 5000 RPM) In normal driving conditions, 1978 Mercury Cougar should accelerate faster than 1985 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercury Cougar weights approximately 375 kg more than 1985 Beijing BJ 2021. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Mercury Cougar. In wet, icy, snow, or gravel driving conditions, 1985 Beijing BJ 2021 will offer significantly more control. 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, 1978 Mercury Cougar (336 Nm @ 1600 RPM) has 157 more torque (in Nm) than 1985 Beijing BJ 2021. (179 Nm @ 2800 RPM). This means 1978 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 1985 Beijing BJ 2021.
Compare all specifications:
| 1985 Beijing BJ 2021 | 1978 Mercury Cougar | |
| Make | Beijing | Mercury |
| Model | BJ 2021 | Cougar |
| Year Released | 1985 | 1978 |
| Engine Size | 2464 cc | 4941 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 133 HP |
| Engine RPM | 5000 RPM | 3400 RPM |
| Torque | 179 Nm | 336 Nm |
| Torque RPM | 2800 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 1480 kg | 1855 kg |
| Vehicle Length | 4290 mm | 5480 mm |
| Vehicle Width | 1800 mm | 2010 mm |
| Vehicle Height | 1620 mm | 1340 mm |
| Wheelbase Size | 2580 mm | 2910 mm |
