2006 BMW Z4 vs. 2005 Dodge Viper
To start off, 2006 BMW Z4 is newer by 1 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 8,284 cc (10 cylinders), 2005 Dodge Viper is equipped with a bigger engine. In terms of performance, 2005 Dodge Viper (500 HP @ 5600 RPM) has 311 more horse power than 2006 BMW Z4. (189 HP @ 6000 RPM) In normal driving conditions, 2005 Dodge Viper should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Dodge Viper weights approximately 211 kg more than 2006 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 467 more torque (in Nm) than 2006 BMW Z4. (245 Nm @ 3500 RPM). This means 2005 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 2005 Dodge Viper | |
| Make | BMW | Dodge |
| Model | Z4 | Viper |
| Year Released | 2006 | 2005 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 8284 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 500 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 245 Nm | 712 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Engine Bore Size | 84 mm | 102.4 mm |
| Engine Stroke Size | 75 mm | 100.6 mm |
| Engine Compression Ratio | 11.0:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1335 kg | 1546 kg |
| Vehicle Length | 4100 mm | 4470 mm |
| Vehicle Width | 1790 mm | 1920 mm |
| Vehicle Height | 1310 mm | 1240 mm |
| Wheelbase Size | 2500 mm | 2520 mm |
| Fuel Tank Capacity | 55 L | 70 L |
