1991 BMW 320 vs. 2008 Chevrolet Optra
To start off, 2008 Chevrolet Optra is newer by 17 year(s). Which means there will be less support and parts availability for 1991 BMW 320. In addition, the cost of maintenance, including insurance, on 1991 BMW 320 would be higher. At 1,991 cc (6 cylinders), 1991 BMW 320 is equipped with a bigger engine. In terms of performance, 1991 BMW 320 (149 HP @ 5900 RPM) has 46 more horse power than 2008 Chevrolet Optra. (103 HP @ 5800 RPM). In normal driving conditions, 1991 BMW 320 should accelerate faster than 2008 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 320 weights approximately 95 kg more than 2008 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 BMW 320 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 BMW 320. However, in wet, icy, snow, or gravel driving conditions, 2008 Chevrolet Optra, being front wheel drive (FWD), will offer much better control with better grip. 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, 1991 BMW 320 (190 Nm @ 4200 RPM) has 40 more torque (in Nm) than 2008 Chevrolet Optra. (150 Nm @ 4000 RPM). This means 1991 BMW 320 will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet Optra.
Compare all specifications:
| 1991 BMW 320 | 2008 Chevrolet Optra | |
| Make | BMW | Chevrolet |
| Model | 320 | Optra |
| Year Released | 1991 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 149 HP | 103 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 190 Nm | 150 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Engine Bore Size | 80 mm | 79 mm |
| Engine Stroke Size | 66 mm | 81.5 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 214 km/hour | 187 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 11.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1270 kg | 1175 kg |
| Vehicle Length | 4450 mm | 4320 mm |
| Vehicle Height | 1400 mm | 1500 mm |
| Wheelbase Size | 2710 mm | 2610 mm |
| Fuel Tank Capacity | 65 L | 60 L |
