2003 BMW 645 vs. 1990 Chrysler Viper
To start off, 2003 BMW 645 is newer by 13 year(s). Which means there will be less support and parts availability for 1990 Chrysler Viper. In addition, the cost of maintenance, including insurance, on 1990 Chrysler Viper would be higher. At 7,986 cc (10 cylinders), 1990 Chrysler Viper is equipped with a bigger engine. In terms of performance, 1990 Chrysler Viper (389 HP @ 5150 RPM) has 68 more horse power than 2003 BMW 645. (321 HP @ 6100 RPM) In normal driving conditions, 1990 Chrysler Viper should accelerate faster than 2003 BMW 645. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 305 kg more than 1990 Chrysler 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, 1990 Chrysler Viper (620 Nm @ 3600 RPM) has 170 more torque (in Nm) than 2003 BMW 645. (450 Nm @ 3600 RPM). This means 1990 Chrysler Viper will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 645. 2003 BMW 645 has automatic transmission and 1990 Chrysler Viper has manual transmission. 1990 Chrysler Viper will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
2003 BMW 645 | 1990 Chrysler Viper | |
Make | BMW | Chrysler |
Model | 645 | Viper |
Year Released | 2003 | 1990 |
Body Type | Convertible | Roadster |
Engine Position | Front | Front |
Engine Size | 4398 cc | 7986 cc |
Engine Cylinders | 8 cylinders | 10 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 321 HP | 389 HP |
Engine RPM | 6100 RPM | 5150 RPM |
Torque | 450 Nm | 620 Nm |
Torque RPM | 3600 RPM | 3600 RPM |
Drive Type | Rear | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 4 seats | 2 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1895 kg | 1590 kg |
Vehicle Length | 4830 mm | 4460 mm |
Vehicle Width | 1860 mm | 1930 mm |
Vehicle Height | 1380 mm | 1130 mm |
Wheelbase Size | 2790 mm | 2450 mm |