2003 Dodge Viper vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Dodge Viper. In addition, the cost of maintenance, including insurance, on 2003 Dodge Viper would be higher. At 8,277 cc (10 cylinders), 2003 Dodge Viper is equipped with a bigger engine. In terms of performance, 2003 Dodge Viper (500 HP @ 5600 RPM) has 19 more horse power than 2007 Porsche 911. (481 HP @ 6000 RPM). In normal driving conditions, 2003 Dodge Viper should accelerate faster than 2007 Porsche 911.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Dodge Viper. In wet, icy, snow, or gravel driving conditions, 2007 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, 2003 Dodge Viper (712 Nm @ 4200 RPM) has 88 more torque (in Nm) than 2007 Porsche 911. (624 Nm @ 1950 RPM). This means 2003 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911.
Compare all specifications:
| 2003 Dodge Viper | 2007 Porsche 911 | |
| Make | Dodge | Porsche |
| Model | Viper | 911 |
| Year Released | 2003 | 2007 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 8277 cc | 3605 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 500 HP | 481 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 712 Nm | 624 Nm |
| Torque RPM | 4200 RPM | 1950 RPM |
| Engine Bore Size | 102.5 mm | 100 mm |
| Engine Stroke Size | 100.6 mm | 76 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4470 mm | 4460 mm |
| Vehicle Width | 1950 mm | 1860 mm |
| Vehicle Height | 1220 mm | 1310 mm |
| Wheelbase Size | 2520 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 67 L |
