1998 Chrysler Viper vs. 2001 Lotec Sirius
To start off, 2001 Lotec Sirius is newer by 3 year(s). Which means there will be less support and parts availability for 1998 Chrysler Viper. In addition, the cost of maintenance, including insurance, on 1998 Chrysler Viper would be higher. At 7,986 cc (10 cylinders), 1998 Chrysler Viper is equipped with a bigger engine. In terms of performance, 2001 Lotec Sirius (1,185 HP @ 6800 RPM) has 796 more horse power than 1998 Chrysler Viper. (389 HP @ 5150 RPM) In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 1998 Chrysler Viper. With that said, vehicle weight also plays an important factor in acceleration. 1998 Chrysler Viper weights approximately 310 kg more than 2001 Lotec Sirius.
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, 2001 Lotec Sirius (1,346 Nm @ 3400 RPM) has 725 more torque (in Nm) than 1998 Chrysler Viper. (621 Nm @ 3600 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 1998 Chrysler Viper.
Compare all specifications:
| 1998 Chrysler Viper | 2001 Lotec Sirius | |
| Make | Chrysler | Lotec |
| Model | Viper | Sirius |
| Year Released | 1998 | 2001 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 7986 cc | 5987 cc |
| Engine Cylinders | 10 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 389 HP | 1185 HP |
| Engine RPM | 5150 RPM | 6800 RPM |
| Torque | 621 Nm | 1346 Nm |
| Torque RPM | 3600 RPM | 3400 RPM |
| Fuel Type | Gasoline | 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 | 1590 kg | 1280 kg |
| Vehicle Length | 4460 mm | 4130 mm |
| Vehicle Width | 1930 mm | 2090 mm |
| Vehicle Height | 1130 mm | 1130 mm |
