1985 Beijing BJ 2021 vs. 2005 Smart Roadster
To start off, 2005 Smart Roadster is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Beijing BJ 2021. In addition, the cost of maintenance, including insurance, on 1985 Beijing BJ 2021 would be higher. At 2,464 cc (4 cylinders), 1985 Beijing BJ 2021 is equipped with a bigger engine. In terms of performance, 2005 Smart Roadster (101 HP @ 5250 RPM) has 1 more horse power than 1985 Beijing BJ 2021. (100 HP @ 5000 RPM) In normal driving conditions, 2005 Smart Roadster should accelerate faster than 1985 Beijing BJ 2021.
Because 1985 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Smart Roadster. 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, 1985 Beijing BJ 2021 (179 Nm @ 2800 RPM) has 49 more torque (in Nm) than 2005 Smart Roadster. (130 Nm @ 2500 RPM). This means 1985 Beijing BJ 2021 will have an easier job in driving up hills or pulling heavy equipment than 2005 Smart Roadster.
Compare all specifications:
| 1985 Beijing BJ 2021 | 2005 Smart Roadster | |
| Make | Beijing | Smart |
| Model | BJ 2021 | Roadster |
| Year Released | 1985 | 2005 |
| Engine Size | 2464 cc | 698 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 101 HP |
| Engine RPM | 5000 RPM | 5250 RPM |
| Torque | 179 Nm | 130 Nm |
| Torque RPM | 2800 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Length | 4290 mm | 3430 mm |
| Vehicle Width | 1800 mm | 1620 mm |
| Vehicle Height | 1620 mm | 1200 mm |
| Wheelbase Size | 2580 mm | 2370 mm |
