2009 Audi A6 vs. 2006 Fiat Siena
To start off, 2009 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2006 Fiat Siena would be higher. At 1,984 cc (4 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (128 HP @ 5700 RPM) has 27 more horse power than 2006 Fiat Siena. (101 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 333 kg more than 2009 Audi A6.
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 A6 (195 Nm @ 3300 RPM) has 55 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2009 Audi A6 | 2006 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A6 | Siena |
| Year Released | 2009 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 128 HP | 101 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 195 Nm | 140 Nm |
| Torque RPM | 3300 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 86.4 mm |
| Engine Stroke Size | 92.8 mm | 67.4 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Top Speed | 203 km/hour | 184 km/hour |
| Acceleration 0-100mph | 11 seconds | 11.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1783 kg |
| Vehicle Length | 4800 mm | 3830 mm |
| Vehicle Width | 1820 mm | 1640 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2380 mm |
| Fuel Consumption Overall | 8.5 L/100km | 8 L/100km |
| Fuel Tank Capacity | 70 L | 54 L |
