1989 Beijing BJ 2021 vs. 1979 Mazda Montrose
To start off, 1989 Beijing BJ 2021 is newer by 10 year(s). Which means there will be less support and parts availability for 1979 Mazda Montrose. In addition, the cost of maintenance, including insurance, on 1979 Mazda Montrose would be higher. At 2,466 cc (4 cylinders), 1989 Beijing BJ 2021 is equipped with a bigger engine. In terms of performance, 1989 Beijing BJ 2021 (101 HP @ 5000 RPM) has 11 more horse power than 1979 Mazda Montrose. (90 HP @ 4800 RPM). In normal driving conditions, 1989 Beijing BJ 2021 should accelerate faster than 1979 Mazda Montrose. With that said, vehicle weight also plays an important factor in acceleration. 1989 Beijing BJ 2021 weights approximately 410 kg more than 1979 Mazda Montrose. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 1979 Mazda Montrose. In wet, icy, snow, or gravel driving conditions, 1989 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, 1989 Beijing BJ 2021 (179 Nm @ 2800 RPM) has 26 more torque (in Nm) than 1979 Mazda Montrose. (153 Nm @ 2500 RPM). This means 1989 Beijing BJ 2021 will have an easier job in driving up hills or pulling heavy equipment than 1979 Mazda Montrose. 1979 Mazda Montrose has automatic transmission and 1989 Beijing BJ 2021 has manual transmission. 1989 Beijing BJ 2021 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1979 Mazda Montrose will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1989 Beijing BJ 2021 | 1979 Mazda Montrose | |
| Make | Beijing | Mazda |
| Model | BJ 2021 | Montrose |
| Year Released | 1989 | 1979 |
| Engine Size | 2466 cc | 1968 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 101 HP | 90 HP |
| Engine RPM | 5000 RPM | 4800 RPM |
| Torque | 179 Nm | 153 Nm |
| Torque RPM | 2800 RPM | 2500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1480 kg | 1070 kg |
| Vehicle Length | 4290 mm | 4310 mm |
| Vehicle Width | 1800 mm | 1670 mm |
| Vehicle Height | 1620 mm | 1380 mm |
| Wheelbase Size | 2580 mm | 2520 mm |
