2005 Audi A8 vs. 2008 Chevrolet Optra
To start off, 2008 Chevrolet Optra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 5,998 cc, 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (450 HP @ 6300 RPM) has 347 more horse power than 2008 Chevrolet Optra. (103 HP @ 5800 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2008 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 970 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 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Chevrolet Optra. In wet, icy, snow, or gravel driving conditions, 2005 Audi A8 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, 2005 Audi A8 (560 Nm) has 410 more torque (in Nm) than 2008 Chevrolet Optra. (150 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet Optra.
Compare all specifications:
| 2005 Audi A8 | 2008 Chevrolet Optra | |
| Make | Audi | Chevrolet |
| Model | A8 | Optra |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 1598 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 103 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 560 Nm | 150 Nm |
| Engine Bore Size | 84.1 mm | 79 mm |
| Engine Stroke Size | 90 mm | 81.5 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2145 kg | 1175 kg |
| Vehicle Length | 5200 mm | 4320 mm |
| Vehicle Height | 1460 mm | 1500 mm |
| Wheelbase Size | 3080 mm | 2610 mm |
| Fuel Consumption Overall | 13.8 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 90 L | 60 L |
