2005 Cadillac XLR vs. 2009 Hummer H2
To start off, 2009 Hummer H2 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Cadillac XLR. In addition, the cost of maintenance, including insurance, on 2005 Cadillac XLR would be higher. At 6,199 cc (8 cylinders), 2009 Hummer H2 is equipped with a bigger engine. In terms of performance, 2009 Hummer H2 (393 HP @ 5700 RPM) has 92 more horse power than 2005 Cadillac XLR. (301 HP @ 6500 RPM) In normal driving conditions, 2009 Hummer H2 should accelerate faster than 2005 Cadillac XLR. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1249 kg more than 2005 Cadillac XLR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Cadillac XLR. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H2 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, 2009 Hummer H2 (563 Nm @ 4300 RPM) has 143 more torque (in Nm) than 2005 Cadillac XLR. (420 Nm @ 4400 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2005 Cadillac XLR.
Compare all specifications:
| 2005 Cadillac XLR | 2009 Hummer H2 | |
| Make | Cadillac | Hummer |
| Model | XLR | H2 |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4572 cc | 6199 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 393 HP |
| Engine RPM | 6500 RPM | 5700 RPM |
| Torque | 420 Nm | 563 Nm |
| Torque RPM | 4400 RPM | 4300 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1654 kg | 2903 kg |
| Vehicle Length | 4520 mm | 4830 mm |
| Vehicle Width | 1840 mm | 2070 mm |
| Vehicle Height | 1290 mm | 2020 mm |
| Wheelbase Size | 2690 mm | 3130 mm |
| Fuel Tank Capacity | 68 L | 121 L |
