2009 Audi RS4 vs. 2004 Dodge Viper
To start off, 2009 Audi RS4 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Dodge Viper. In addition, the cost of maintenance, including insurance, on 2004 Dodge Viper would be higher. At 8,275 cc (10 cylinders), 2004 Dodge Viper is equipped with a bigger engine. In terms of performance, 2004 Dodge Viper (493 HP @ 5600 RPM) has 79 more horse power than 2009 Audi RS4. (414 HP @ 7800 RPM) In normal driving conditions, 2004 Dodge Viper should accelerate faster than 2009 Audi RS4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS4 weights approximately 175 kg more than 2004 Dodge Viper.
Because 2009 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Dodge Viper. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS4 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, 2004 Dodge Viper (712 Nm @ 4200 RPM) has 282 more torque (in Nm) than 2009 Audi RS4. (430 Nm @ 5500 RPM). This means 2004 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi RS4.
Compare all specifications:
| 2009 Audi RS4 | 2004 Dodge Viper | |
| Make | Audi | Dodge |
| Model | RS4 | Viper |
| Year Released | 2009 | 2004 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 8275 cc |
| Engine Cylinders | 8 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 414 HP | 493 HP |
| Engine RPM | 7800 RPM | 5600 RPM |
| Torque | 430 Nm | 712 Nm |
| Torque RPM | 5500 RPM | 4200 RPM |
| Engine Compression Ratio | 12.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1710 kg | 1535 kg |
| Vehicle Length | 4590 mm | 4470 mm |
| Vehicle Width | 1820 mm | 1920 mm |
| Vehicle Height | 1420 mm | 1220 mm |
| Wheelbase Size | 2660 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 70 L |
