2007 Dodge Viper vs. 2009 Fiat Siena
To start off, 2009 Fiat Siena is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Dodge Viper. In addition, the cost of maintenance, including insurance, on 2007 Dodge Viper would be higher. At 8,277 cc (10 cylinders), 2007 Dodge Viper is equipped with a bigger engine. In terms of performance, 2007 Dodge Viper (493 HP @ 5600 RPM) has 393 more horse power than 2009 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2007 Dodge Viper should accelerate faster than 2009 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2007 Dodge Viper weights approximately 449 kg more than 2009 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Dodge Viper is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Dodge Viper. However, in wet, icy, snow, or gravel driving conditions, 2009 Fiat Siena, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Dodge Viper (712 Nm @ 4200 RPM) has 638 more torque (in Nm) than 2009 Fiat Siena. (74 Nm @ 5500 RPM). This means 2007 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2009 Fiat Siena.
Compare all specifications:
| 2007 Dodge Viper | 2009 Fiat Siena | |
| Make | Dodge | Fiat |
| Model | Viper | Siena |
| Year Released | 2007 | 2009 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 8277 cc | 1581 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 493 HP | 100 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 712 Nm | 74 Nm |
| Torque RPM | 4200 RPM | 5500 RPM |
| Engine Bore Size | 102.4 mm | 86.4 mm |
| Engine Stroke Size | 100.6 mm | 67.4 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 306 km/hour | 184 km/hour |
| Acceleration 0-100mph | 4.2 seconds | 11.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1523 kg | 1074 kg |
| Vehicle Length | 4470 mm | 3550 mm |
| Vehicle Width | 1920 mm | 1640 mm |
| Vehicle Height | 1220 mm | 1440 mm |
| Wheelbase Size | 2520 mm | 2380 mm |
| Fuel Consumption Overall | 19.4 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 70 L | 54 L |
