2009 Audi TT vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi TT. In addition, the cost of maintenance, including insurance, on 2009 Audi TT would be higher. At 1,968 cc (4 cylinders), 2009 Audi TT is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi TT weights approximately 345 kg more than 2011 Fiat Siena.
Because 2009 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2011 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2009 Audi TT 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 TT (350 Nm @ 1750 RPM) has 248 more torque (in Nm) than 2011 Fiat Siena. (102 Nm @ 3250 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 2009 Audi TT | 2011 Fiat Siena | |
| Make | Audi | Fiat |
| Model | TT | Siena |
| Year Released | 2009 | 2011 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1242 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 168 HP | 0 HP |
| Torque | 350 Nm | 102 Nm |
| Torque RPM | 1750 RPM | 3250 RPM |
| Engine Compression Ratio | 16.5:1 | 9.1:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 218 km/hour | 159 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 13.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1070 kg |
| Vehicle Length | 4180 mm | 3830 mm |
| Vehicle Width | 1850 mm | 1640 mm |
| Vehicle Height | 1360 mm | 1440 mm |
| Wheelbase Size | 2470 mm | 2380 mm |
| Fuel Consumption Overall | 5.5 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 60 L | 54 L |
