2007 BMW X5 vs. 2005 Dodge Viper
To start off, 2007 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Dodge Viper. In addition, the cost of maintenance, including insurance, on 2005 Dodge Viper would be higher. At 8,277 cc (10 cylinders), 2005 Dodge Viper is equipped with a bigger engine. In terms of performance, 2005 Dodge Viper (493 HP @ 5600 RPM) has 265 more horse power than 2007 BMW X5. (228 HP @ 5900 RPM) In normal driving conditions, 2005 Dodge Viper should accelerate faster than 2007 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 534 kg more than 2005 Dodge Viper.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Dodge Viper. In wet, icy, snow, or gravel driving conditions, 2007 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, 2005 Dodge Viper (712 Nm @ 4200 RPM) has 412 more torque (in Nm) than 2007 BMW X5. (300 Nm @ 3500 RPM). This means 2005 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X5.
Compare all specifications:
| 2007 BMW X5 | 2005 Dodge Viper | |
| Make | BMW | Dodge |
| Model | X5 | Viper |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Roadster |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 8277 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 228 HP | 493 HP |
| Engine RPM | 5900 RPM | 5600 RPM |
| Torque | 300 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 | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2070 kg | 1536 kg |
| Vehicle Length | 4670 mm | 4470 mm |
| Vehicle Width | 1880 mm | 1950 mm |
| Vehicle Height | 1720 mm | 1220 mm |
| Wheelbase Size | 2830 mm | 2520 mm |
| Fuel Consumption | 11.2 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 12.7 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 93 L | 70 L |
