2006 BMW X5 vs. 2003 Dodge Viper
To start off, 2006 BMW X5 is newer by 3 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 8,195 cc (10 cylinders), 2003 Dodge Viper is equipped with a bigger engine. In terms of performance, 2003 Dodge Viper (500 HP @ 5600 RPM) has 275 more horse power than 2006 BMW X5. (225 HP @ 5900 RPM) In normal driving conditions, 2003 Dodge Viper should accelerate faster than 2006 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 312 kg more than 2003 Dodge Viper.
Because 2006 BMW X5 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, 2006 BMW X5 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 422 more torque (in Nm) than 2006 BMW X5. (290 Nm @ 3500 RPM). This means 2003 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X5.
Compare all specifications:
| 2006 BMW X5 | 2003 Dodge Viper | |
| Make | BMW | Dodge |
| Model | X5 | Viper |
| Year Released | 2006 | 2003 |
| Body Type | SUV | Roadster |
| Engine Position | Front | Front |
| Engine Size | 2981 cc | 8195 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 225 HP | 500 HP |
| Engine RPM | 5900 RPM | 5600 RPM |
| Torque | 290 Nm | 712 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Engine Bore Size | 84 mm | 102.4 mm |
| Engine Stroke Size | 89.6 mm | 100.6 mm |
| Engine Compression Ratio | 10.2:1 | 9.6:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1835 kg | 1523 kg |
| Vehicle Length | 4670 mm | 4470 mm |
| Vehicle Width | 1880 mm | 1920 mm |
| Vehicle Height | 1770 mm | 1220 mm |
| Wheelbase Size | 2830 mm | 2520 mm |
| Fuel Tank Capacity | 92 L | 70 L |
