2009 Audi A8 vs. 2002 Fiat Siena
To start off, 2009 Audi A8 is newer by 7 year(s). Which means there will be less support and parts availability for 2002 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2002 Fiat Siena would be higher. At 2,772 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (207 HP @ 5500 RPM) has 108 more horse power than 2002 Fiat Siena. (99 HP @ 6000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2002 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 640 kg more than 2002 Fiat Siena. 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 A8 (280 Nm @ 3000 RPM) has 134 more torque (in Nm) than 2002 Fiat Siena. (146 Nm @ 4000 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2002 Fiat Siena.
Compare all specifications:
| 2009 Audi A8 | 2002 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A8 | Siena |
| Year Released | 2009 | 2002 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2772 cc | 1596 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 207 HP | 99 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 280 Nm | 146 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 80.5 mm |
| Engine Stroke Size | 82.4 mm | 78.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1690 kg | 1050 kg |
| Vehicle Length | 5070 mm | 4110 mm |
| Vehicle Width | 1900 mm | 1630 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2380 mm |
