2009 Audi A4 vs. 2009 Fiat Siena
To start off, both 2009 Audi A4 and 2009 Fiat Siena were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,968 cc (4 cylinders), 2009 Audi A4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 Fiat Siena weights approximately 140 kg more than 2009 Audi A4.
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 A4 (320 Nm @ 1750 RPM) has 218 more torque (in Nm) than 2009 Fiat Siena. (102 Nm @ 3250 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Fiat Siena. 2009 Audi A4 has automatic transmission and 2009 Fiat Siena has manual transmission. 2009 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 2009 Fiat Siena | |
| Make | Audi | Fiat |
| Model | A4 | Siena |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | 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 | 141 HP | 0 HP |
| Torque | 320 Nm | 102 Nm |
| Torque RPM | 1750 RPM | 3250 RPM |
| Engine Compression Ratio | 16.5:1 | 9.1:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 205 km/hour | 159 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 13.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 930 kg | 1070 kg |
| Vehicle Length | 4710 mm | 3830 mm |
| Vehicle Width | 2010 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2810 mm | 2380 mm |
| Fuel Consumption Overall | 5.8 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 65 L | 54 L |
