2004 Beijing BJ 2021 vs. 2007 Chevrolet Optra
To start off, 2007 Chevrolet Optra is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Beijing BJ 2021. In addition, the cost of maintenance, including insurance, on 2004 Beijing BJ 2021 would be higher. At 2,466 cc (4 cylinders), 2004 Beijing BJ 2021 is equipped with a bigger engine. In terms of performance, 2004 Beijing BJ 2021 (111 HP) has 3 more horse power than 2007 Chevrolet Optra. (108 HP). In normal driving conditions, 2004 Beijing BJ 2021 should accelerate faster than 2007 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Beijing BJ 2021 weights approximately 335 kg more than 2007 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Chevrolet Optra. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Beijing BJ 2021 (180 Nm @ 3200 RPM) has 29 more torque (in Nm) than 2007 Chevrolet Optra. (151 Nm @ 4000 RPM). This means 2004 Beijing BJ 2021 will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet Optra.
Compare all specifications:
| 2004 Beijing BJ 2021 | 2007 Chevrolet Optra | |
| Make | Beijing | Chevrolet |
| Model | BJ 2021 | Optra |
| Year Released | 2004 | 2007 |
| Engine Size | 2466 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 111 HP | 108 HP |
| Torque | 180 Nm | 151 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1510 kg | 1175 kg |
| Vehicle Length | 4330 mm | 4510 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1770 mm | 1450 mm |
| Wheelbase Size | 2680 mm | 2610 mm |
