2003 Audi A8 vs. 2006 Chevrolet Optra
To start off, 2006 Chevrolet Optra is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Audi A8. In addition, the cost of maintenance, including insurance, on 2003 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2003 Audi A8 is equipped with a bigger engine. In terms of performance, 2003 Audi A8 (276 HP @ 3750 RPM) has 156 more horse power than 2006 Chevrolet Optra. (120 HP @ 5800 RPM). In normal driving conditions, 2003 Audi A8 should accelerate faster than 2006 Chevrolet Optra.
Because 2003 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Chevrolet Optra. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Audi A8 (650 Nm @ 1800 RPM) has 485 more torque (in Nm) than 2006 Chevrolet Optra. (165 Nm @ 4000 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Chevrolet Optra. 2003 Audi A8 has automatic transmission and 2006 Chevrolet Optra has manual transmission. 2006 Chevrolet Optra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Audi A8 | 2006 Chevrolet Optra | |
| Make | Audi | Chevrolet |
| Model | A8 | Optra |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1799 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 120 HP |
| Engine RPM | 3750 RPM | 5800 RPM |
| Torque | 650 Nm | 165 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 81.1 mm | 81.6 mm |
| Engine Stroke Size | 95.5 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 9.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5060 mm | 4440 mm |
| Vehicle Width | 1900 mm | 1730 mm |
| Vehicle Height | 1450 mm | 1460 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
| Fuel Tank Capacity | 90 L | 60 L |
