2005 Audi A4 vs. 2006 Chevrolet Optra
To start off, 2006 Chevrolet Optra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 1,799 cc (4 cylinders), 2006 Chevrolet Optra is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (161 HP @ 5700 RPM) has 41 more horse power than 2006 Chevrolet Optra. (120 HP @ 5800 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 2006 Chevrolet Optra.
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, 2005 Audi A4 (231 Nm @ 1950 RPM) has 66 more torque (in Nm) than 2006 Chevrolet Optra. (165 Nm @ 4000 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Chevrolet Optra.
Compare all specifications:
| 2005 Audi A4 | 2006 Chevrolet Optra | |
| Make | Audi | Chevrolet |
| Model | A4 | Optra |
| Year Released | 2005 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1799 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 120 HP |
| Engine RPM | 5700 RPM | 5800 RPM |
| Torque | 231 Nm | 165 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 81.6 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 9.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4580 mm | 4440 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 60 L |
