2004 Ariel Atom vs. 2003 Beijing BJ 2021
To start off, 2004 Ariel Atom is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Beijing BJ 2021. In addition, the cost of maintenance, including insurance, on 2003 Beijing BJ 2021 would be higher. At 2,464 cc (4 cylinders), 2003 Beijing BJ 2021 is equipped with a bigger engine. In terms of performance, 2003 Beijing BJ 2021 (111 HP @ 4800 RPM) has 2 more horse power than 2004 Ariel Atom. (109 HP @ 5000 RPM) In normal driving conditions, 2003 Beijing BJ 2021 should accelerate faster than 2004 Ariel Atom. With that said, vehicle weight also plays an important factor in acceleration. 2003 Beijing BJ 2021 weights approximately 1050 kg more than 2004 Ariel Atom. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Ariel Atom. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Beijing BJ 2021 (180 Nm @ 3200 RPM) has 32 more torque (in Nm) than 2004 Ariel Atom. (148 Nm @ 3000 RPM). This means 2003 Beijing BJ 2021 will have an easier job in driving up hills or pulling heavy equipment than 2004 Ariel Atom.
Compare all specifications:
| 2004 Ariel Atom | 2003 Beijing BJ 2021 | |
| Make | Ariel | Beijing |
| Model | Atom | BJ 2021 |
| Year Released | 2004 | 2003 |
| Engine Size | 1587 cc | 2464 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 109 HP | 111 HP |
| Engine RPM | 5000 RPM | 4800 RPM |
| Torque | 148 Nm | 180 Nm |
| Torque RPM | 3000 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 460 kg | 1510 kg |
| Vehicle Length | 3420 mm | 4330 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1200 mm | 1770 mm |
| Wheelbase Size | 2350 mm | 2680 mm |
