2009 Dodge Viper vs. 2005 Porsche 911
To start off, 2009 Dodge Viper is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 8,285 cc (10 cylinders), 2009 Dodge Viper is equipped with a bigger engine. In terms of performance, 2009 Dodge Viper (499 HP @ 5600 RPM) has 178 more horse power than 2005 Porsche 911. (321 HP @ 4250 RPM). In normal driving conditions, 2009 Dodge Viper should accelerate faster than 2005 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2009 Dodge Viper weights approximately 197 kg more than 2005 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Dodge Viper. In wet, icy, snow, or gravel driving conditions, 2005 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, 2009 Dodge Viper (711 Nm @ 4200 RPM) has 341 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2009 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911. 2005 Porsche 911 has automatic transmission and 2009 Dodge Viper has manual transmission. 2009 Dodge Viper will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Dodge Viper | 2005 Porsche 911 | |
| Make | Dodge | Porsche |
| Model | Viper | 911 |
| Year Released | 2009 | 2005 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 8285 cc | 3596 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 499 HP | 321 HP |
| Engine RPM | 5600 RPM | 4250 RPM |
| Torque | 711 Nm | 370 Nm |
| Torque RPM | 4200 RPM | 4250 RPM |
| Engine Bore Size | 102.4 mm | 96 mm |
| Engine Stroke Size | 100.6 mm | 82.8 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Top Speed | 314 km/hour | 285 km/hour |
| Acceleration 0-100mph | 3.9 seconds | 5.3 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1602 kg | 1405 kg |
| Vehicle Length | 4470 mm | 4440 mm |
| Vehicle Width | 1950 mm | 1780 mm |
| Vehicle Height | 1220 mm | 1310 mm |
| Wheelbase Size | 2520 mm | 2360 mm |
| Fuel Consumption Overall | 21.2 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
