2008 Audi A3 vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 3 year(s). Which means there will be less support and parts availability for 2008 Audi A3. In addition, the cost of maintenance, including insurance, on 2008 Audi A3 would be higher. At 1,895 cc (4 cylinders), 2008 Audi A3 is equipped with a bigger engine. In terms of performance, 2011 Fiat Siena (106 HP @ 5500 RPM) has 2 more horse power than 2008 Audi A3. (104 HP @ 4000 RPM) In normal driving conditions, 2011 Fiat Siena should accelerate faster than 2008 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A3 weights approximately 265 kg more than 2011 Fiat Siena.
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, 2008 Audi A3 (250 Nm @ 1900 RPM) has 110 more torque (in Nm) than 2011 Fiat Siena. (140 Nm @ 4000 RPM). This means 2008 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 2008 Audi A3 | 2011 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A3 | Siena |
| Year Released | 2008 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1895 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 106 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 250 Nm | 140 Nm |
| Torque RPM | 1900 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 86.5 mm |
| Engine Stroke Size | 95.5 mm | 67.4 mm |
| Engine Compression Ratio | 19.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 11.4 seconds | 10.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1360 kg | 1095 kg |
| Vehicle Length | 4220 mm | 3550 mm |
| Vehicle Width | 1770 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2580 mm | 2370 mm |
| Fuel Consumption Overall | 5.1 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 55 L | 47 L |
