2007 BMW X3 vs. 2001 Lotec Sirius
To start off, 2007 BMW X3 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Lotec Sirius. In addition, the cost of maintenance, including insurance, on 2001 Lotec Sirius 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 970 more horse power than 2007 BMW X3. (215 HP @ 4000 RPM) In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 485 kg more than 2001 Lotec Sirius.
Because 2007 BMW X3 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, 2007 BMW X3 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 866 more torque (in Nm) than 2007 BMW X3. (480 Nm @ 1750 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3. 2007 BMW X3 has automatic transmission and 2001 Lotec Sirius has manual transmission. 2001 Lotec Sirius will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 2001 Lotec Sirius | |
| Make | BMW | Lotec |
| Model | X3 | Sirius |
| Year Released | 2007 | 2001 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2993 cc | 5987 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 1185 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 480 Nm | 1346 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1765 kg | 1280 kg |
| Vehicle Length | 4570 mm | 4130 mm |
| Vehicle Width | 1680 mm | 2090 mm |
| Vehicle Height | 1860 mm | 1130 mm |
