2003 Audi A8 vs. 1999 Opel Astra
To start off, 2003 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Opel Astra. In addition, the cost of maintenance, including insurance, on 1999 Opel Astra 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 212 more horse power than 1999 Opel Astra. (64 HP @ 5600 RPM). In normal driving conditions, 2003 Audi A8 should accelerate faster than 1999 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A8 weights approximately 830 kg more than 1999 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Astra. 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 540 more torque (in Nm) than 1999 Opel Astra. (110 Nm @ 4000 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Astra. 2003 Audi A8 has automatic transmission and 1999 Opel Astra has manual transmission. 1999 Opel Astra 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 | 1999 Opel Astra | |
| Make | Audi | Opel |
| Model | A8 | Astra |
| Year Released | 2003 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1199 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 64 HP |
| Engine RPM | 3750 RPM | 5600 RPM |
| Torque | 650 Nm | 110 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 81.1 mm | 72.5 mm |
| Engine Stroke Size | 95.5 mm | 72.6 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1050 kg |
| Vehicle Length | 5060 mm | 4120 mm |
| Vehicle Width | 1900 mm | 1720 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2770 mm | 2640 mm |
| Fuel Tank Capacity | 90 L | 44 L |
