2009 Audi A3 vs. 2007 Fiat Siena
To start off, 2009 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2007 Fiat Siena would be higher. At 1,984 cc (4 cylinders), 2009 Audi A3 is equipped with a bigger engine. In terms of performance, 2009 Audi A3 (197 HP @ 5100 RPM) has 97 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A3 should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A3 weights approximately 475 kg more than 2007 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2009 Audi A3 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, 2009 Audi A3 (280 Nm @ 1800 RPM) has 140 more torque (in Nm) than 2007 Fiat Siena. (140 Nm @ 4000 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2009 Audi A3 | 2007 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A3 | Siena |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | 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 | 4 valves | 4 valves |
| Horse Power | 197 HP | 100 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 280 Nm | 140 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 234 km/hour | 179 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 11.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1545 kg | 1070 kg |
| Vehicle Width | 1770 mm | 1640 mm |
| Wheelbase Size | 2580 mm | 2380 mm |
| Fuel Consumption Overall | 8.9 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 60 L | 54 L |
