2009 Hummer H2 vs. 2003 Cadillac CTS
To start off, 2009 Hummer H2 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Cadillac CTS. In addition, the cost of maintenance, including insurance, on 2003 Cadillac CTS 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 214 more horse power than 2003 Cadillac CTS. (179 HP @ 6000 RPM). In normal driving conditions, 2009 Hummer H2 should accelerate faster than 2003 Cadillac CTS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1283 kg more than 2003 Cadillac CTS. 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 2003 Cadillac CTS. 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 (564 Nm @ 4300 RPM) has 319 more torque (in Nm) than 2003 Cadillac CTS. (245 Nm @ 3400 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac CTS.
Compare all specifications:
| 2009 Hummer H2 | 2003 Cadillac CTS | |
| Make | Hummer | Cadillac |
| Model | H2 | CTS |
| Year Released | 2009 | 2003 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 2597 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 393 HP | 179 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 564 Nm | 245 Nm |
| Torque RPM | 4300 RPM | 3400 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2903 kg | 1620 kg |
| Vehicle Length | 4830 mm | 4840 mm |
| Vehicle Width | 2070 mm | 1800 mm |
| Vehicle Height | 2020 mm | 1450 mm |
| Wheelbase Size | 3130 mm | 2890 mm |
| Fuel Tank Capacity | 121 L | 64 L |
