2003 Dodge Viper vs. 2007 BMW 318
To start off, 2007 BMW 318 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 352 more horse power than 2007 BMW 318. (148 HP @ 6200 RPM). In normal driving conditions, 2003 Dodge Viper should accelerate faster than 2007 BMW 318. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 318 weights approximately 45 kg more than 2003 Dodge Viper.
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, 2003 Dodge Viper (712 Nm @ 4200 RPM) has 512 more torque (in Nm) than 2007 BMW 318. (200 Nm @ 3600 RPM). This means 2003 Dodge Viper will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 318. 2007 BMW 318 has automatic transmission and 2003 Dodge Viper has manual transmission. 2003 Dodge Viper will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 318 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Dodge Viper | 2007 BMW 318 | |
| Make | Dodge | BMW |
| Model | Viper | 318 |
| Year Released | 2003 | 2007 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 8277 cc | 1994 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 500 HP | 148 HP |
| Engine RPM | 5600 RPM | 6200 RPM |
| Torque | 712 Nm | 200 Nm |
| Torque RPM | 4200 RPM | 3600 RPM |
| Engine Bore Size | 102.5 mm | 84 mm |
| Engine Stroke Size | 100.6 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1535 kg | 1580 kg |
| Vehicle Length | 4470 mm | 4490 mm |
| Vehicle Width | 1950 mm | 1760 mm |
| Vehicle Height | 1220 mm | 1380 mm |
| Wheelbase Size | 2520 mm | 2730 mm |
| Fuel Tank Capacity | 70 L | 63 L |
