2009 Hummer H3 vs. 2003 Infiniti Q45
To start off, 2009 Hummer H3 is newer by 6 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 101 more horse power than 2009 Hummer H3. (239 HP @ 5800 RPM) In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2009 Hummer H3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 398 kg more than 2003 Infiniti Q45.
Because 2009 Hummer H3 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, 2009 Hummer H3 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 124 more torque (in Nm) than 2009 Hummer H3. (327 Nm @ 4600 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2009 Hummer H3. 2003 Infiniti Q45 has automatic transmission and 2009 Hummer H3 has manual transmission. 2009 Hummer H3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 Hummer H3 | 2003 Infiniti Q45 | |
Make | Hummer | Infiniti |
Model | H3 | Q45 |
Year Released | 2009 | 2003 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 3653 cc | 4494 cc |
Engine Cylinders | 5 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 239 HP | 340 HP |
Engine RPM | 5800 RPM | 6400 RPM |
Torque | 327 Nm | 451 Nm |
Torque RPM | 4600 RPM | 4000 RPM |
Engine Compression Ratio | 10.5:1 | 10.5:1 |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 2202 kg | 1804 kg |
Vehicle Length | 4770 mm | 5080 mm |
Vehicle Width | 2170 mm | 1850 mm |
Vehicle Height | 1870 mm | 1500 mm |
Wheelbase Size | 2850 mm | 2880 mm |
Fuel Tank Capacity | 87 L | 81 L |