2003 Infiniti Q45 vs. 2007 Land Rover LR3
To start off, 2007 Land Rover LR3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2003 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2003 Infiniti Q45 (340 HP @ 6400 RPM) has 40 more horse power than 2007 Land Rover LR3. (300 HP @ 5500 RPM). In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2007 Land Rover LR3.
Because 2007 Land Rover LR3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2007 Land Rover LR3 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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 24 more torque (in Nm) than 2007 Land Rover LR3. (427 Nm @ 4000 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2007 Land Rover LR3.
Compare all specifications:
| 2003 Infiniti Q45 | 2007 Land Rover LR3 | |
| Make | Infiniti | Land Rover |
| Model | Q45 | LR3 |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 4393 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 300 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 451 Nm | 427 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5080 mm | 4860 mm |
| Vehicle Width | 1850 mm | 1920 mm |
| Vehicle Height | 1500 mm | 1900 mm |
| Wheelbase Size | 2880 mm | 2890 mm |
| Fuel Tank Capacity | 81 L | 86 L |
