1999 BMW X5 vs. 2001 Lotec Sirius
To start off, 2001 Lotec Sirius is newer by 2 year(s). Which means there will be less support and parts availability for 1999 BMW X5. In addition, the cost of maintenance, including insurance, on 1999 BMW X5 would be higher. At 5,987 cc (12 cylinders), 2001 Lotec Sirius is equipped with a bigger engine. In terms of performance, 2001 Lotec Sirius (1,185 HP @ 6800 RPM) has 995 more horse power than 1999 BMW X5. (190 HP @ 5300 RPM) In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 1999 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 1999 BMW X5 weights approximately 690 kg more than 2001 Lotec Sirius.
Because 1999 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Lotec Sirius. In wet, icy, snow, or gravel driving conditions, 1999 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, 2001 Lotec Sirius (1,346 Nm @ 3400 RPM) has 1065 more torque (in Nm) than 1999 BMW X5. (281 Nm @ 3950 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW X5.
Compare all specifications:
| 1999 BMW X5 | 2001 Lotec Sirius | |
| Make | BMW | Lotec |
| Model | X5 | Sirius |
| Year Released | 1999 | 2001 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2792 cc | 5987 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 1185 HP |
| Engine RPM | 5300 RPM | 6800 RPM |
| Torque | 281 Nm | 1346 Nm |
| Torque RPM | 3950 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1970 kg | 1280 kg |
| Vehicle Length | 4670 mm | 4130 mm |
| Vehicle Width | 1880 mm | 2090 mm |
| Vehicle Height | 1710 mm | 1130 mm |
