2007 Jaguar XJ vs. 2001 Lotec Sirius
To start off, 2007 Jaguar XJ 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 784 more horse power than 2007 Jaguar XJ. (401 HP @ 6100 RPM) In normal driving conditions, 2001 Lotec Sirius should accelerate faster than 2007 Jaguar XJ.
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 786 more torque (in Nm) than 2007 Jaguar XJ. (560 Nm @ 3500 RPM). This means 2001 Lotec Sirius will have an easier job in driving up hills or pulling heavy equipment than 2007 Jaguar XJ. 2007 Jaguar XJ 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 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Jaguar XJ | 2001 Lotec Sirius | |
| Make | Jaguar | Lotec |
| Model | XJ | Sirius |
| Year Released | 2007 | 2001 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4196 cc | 5987 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 401 HP | 1185 HP |
| Engine RPM | 6100 RPM | 6800 RPM |
| Torque | 560 Nm | 1346 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5100 mm | 4130 mm |
| Vehicle Width | 1950 mm | 2090 mm |
| Vehicle Height | 1450 mm | 1130 mm |
