2006 Infiniti QX56 vs. 2003 Rover 45
To start off, 2006 Infiniti QX56 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Rover 45. In addition, the cost of maintenance, including insurance, on 2003 Rover 45 would be higher. At 5,555 cc (8 cylinders), 2006 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX56 (315 HP @ 4900 RPM) has 213 more horse power than 2003 Rover 45. (102 HP @ 6300 RPM). In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 2003 Rover 45. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti QX56 weights approximately 210 kg more than 2003 Rover 45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Rover 45. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti QX56 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, 2006 Infiniti QX56 (529 Nm @ 3600 RPM) has 406 more torque (in Nm) than 2003 Rover 45. (123 Nm @ 5000 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2003 Rover 45. 2006 Infiniti QX56 has automatic transmission and 2003 Rover 45 has manual transmission. 2003 Rover 45 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
2006 Infiniti QX56 | 2003 Rover 45 | |
Make | Infiniti | Rover |
Model | QX56 | 45 |
Year Released | 2006 | 2003 |
Engine Position | Front | Front |
Engine Size | 5555 cc | 1396 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 315 HP | 102 HP |
Engine RPM | 4900 RPM | 6300 RPM |
Torque | 529 Nm | 123 Nm |
Torque RPM | 3600 RPM | 5000 RPM |
Engine Bore Size | 98 mm | 75 mm |
Engine Stroke Size | 92 mm | 79 mm |
Engine Compression Ratio | 9.8:1 | 10.5:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 7 seats | 5 seats |
Number of Doors | 5 doors | 5 doors |
Vehicle Weight | 1320 kg | 1110 kg |
Vehicle Length | 5260 mm | 4370 mm |
Vehicle Width | 2010 mm | 1700 mm |
Vehicle Height | 1980 mm | 1400 mm |
Wheelbase Size | 3140 mm | 2630 mm |
Fuel Tank Capacity | 106 L | 54 L |