1986 Beijing BJ 2021 vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 21 year(s). Which means there will be less support and parts availability for 1986 Beijing BJ 2021. In addition, the cost of maintenance, including insurance, on 1986 Beijing BJ 2021 would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 211 more horse power than 1986 Beijing BJ 2021. (101 HP @ 5000 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1986 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1310 kg more than 1986 Beijing BJ 2021. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 327 more torque (in Nm) than 1986 Beijing BJ 2021. (179 Nm @ 2800 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1986 Beijing BJ 2021. 2007 GMC Sierra has automatic transmission and 1986 Beijing BJ 2021 has manual transmission. 1986 Beijing BJ 2021 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Beijing BJ 2021 | 2007 GMC Sierra | |
| Make | Beijing | GMC |
| Model | BJ 2021 | Sierra |
| Year Released | 1986 | 2007 |
| Engine Size | 2466 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 101 HP | 312 HP |
| Engine RPM | 5000 RPM | 4400 RPM |
| Torque | 179 Nm | 506 Nm |
| Torque RPM | 2800 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1480 kg | 2790 kg |
| Vehicle Length | 4290 mm | 6340 mm |
| Vehicle Width | 1800 mm | 2440 mm |
| Vehicle Height | 1620 mm | 1940 mm |
| Wheelbase Size | 2580 mm | 4010 mm |
