2007 Dodge Viper vs. 2009 Porsche 911
To start off, 2009 Porsche 911 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 172 more horse power than 2009 Porsche 911. (321 HP @ 6800 RPM). In normal driving conditions, 2007 Dodge Viper should accelerate faster than 2009 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche 911 weights approximately 7 kg more than 2007 Dodge Viper.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Dodge Viper. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 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, 2007 Dodge Viper (712 Nm @ 4200 RPM) has 342 more torque (in Nm) than 2009 Porsche 911. (370 Nm @ 4250 RPM). This means 2007 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche 911. 2009 Porsche 911 has automatic transmission and 2007 Dodge Viper has manual transmission. 2007 Dodge Viper will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Dodge Viper | 2009 Porsche 911 | |
| Make | Dodge | Porsche |
| Model | Viper | 911 |
| Year Released | 2007 | 2009 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 8277 cc | 3596 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 493 HP | 321 HP |
| Engine RPM | 5600 RPM | 6800 RPM |
| Torque | 712 Nm | 370 Nm |
| Torque RPM | 4200 RPM | 4250 RPM |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 306 km/hour | 275 km/hour |
| Acceleration 0-100mph | 4.2 seconds | 5.3 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1523 kg | 1530 kg |
| Vehicle Length | 4470 mm | 4430 mm |
| Vehicle Width | 1920 mm | 1320 mm |
| Vehicle Height | 1220 mm | 1860 mm |
| Wheelbase Size | 2520 mm | 2360 mm |
| Fuel Consumption Overall | 19.4 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
