2009 Audi A4 vs. 2009 Chevrolet Optra
To start off, both 2009 Audi A4 and 2009 Chevrolet Optra were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,496 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (161 HP) has 53 more horse power than 2009 Chevrolet Optra. (108 HP). In normal driving conditions, 2009 Audi A4 should accelerate faster than 2009 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 249 kg more than 2009 Chevrolet Optra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2009 Audi A4 (350 Nm @ 1500 RPM) has 200 more torque (in Nm) than 2009 Chevrolet Optra. (150 Nm @ 4000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Optra.
Compare all specifications:
| 2009 Audi A4 | 2009 Chevrolet Optra | |
| Make | Audi | Chevrolet |
| Model | A4 | Optra |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1597 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 108 HP |
| Torque | 350 Nm | 150 Nm |
| Torque RPM | 1500 RPM | 4000 RPM |
| Engine Bore Size | 78.3 mm | 79 mm |
| Engine Stroke Size | 86.4 mm | 81.5 mm |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 227 km/hour | 187 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 11.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1261 kg |
| Vehicle Length | 4550 mm | 4510 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
| Fuel Consumption Overall | 7 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
