2006 Fiat Siena vs. 2008 Volkswagen Passat
To start off, 2008 Volkswagen Passat is newer by 2 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 1,968 cc (4 cylinders), 2008 Volkswagen Passat is equipped with a bigger engine. In terms of performance, 2008 Volkswagen Passat (138 HP) has 37 more horse power than 2006 Fiat Siena. (101 HP) In normal driving conditions, 2008 Volkswagen Passat should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 302 kg more than 2008 Volkswagen Passat.
Because 2008 Volkswagen Passat is four wheel drive (4WD), it will have significant more traction and grip than 2006 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2008 Volkswagen Passat 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, 2008 Volkswagen Passat (320 Nm @ 1750 RPM) has 180 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 2008 Volkswagen Passat will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena. 2008 Volkswagen Passat has automatic transmission and 2006 Fiat Siena has manual transmission. 2006 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Volkswagen Passat will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Fiat Siena | 2008 Volkswagen Passat | |
| Make | Fiat | Volkswagen |
| Model | Siena | Passat |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 1968 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 101 HP | 138 HP |
| Torque | 140 Nm | 320 Nm |
| Torque RPM | 4000 RPM | 1750 RPM |
| Engine Bore Size | 86.4 mm | 81.1 mm |
| Engine Stroke Size | 67.4 mm | 95.5 mm |
| Engine Compression Ratio | 9.5:1 | 18.5:1 |
| Acceleration 0-100mph | 11.1 seconds | 9.8 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1783 kg | 1481 kg |
| Vehicle Length | 3830 mm | 4220 mm |
| Vehicle Height | 1440 mm | 1490 mm |
| Wheelbase Size | 2380 mm | 2720 mm |
| Fuel Consumption Overall | 8 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 54 L | 70 L |
