2003 Cadillac Seville vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 2003 Cadillac Seville would be higher. At 5,999 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (326 HP @ 5200 RPM) has 26 more horse power than 2003 Cadillac Seville. (300 HP @ 6000 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2003 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1097 kg more than 2003 Cadillac Seville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Cadillac Seville. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Hummer H2 (495 Nm @ 4000 RPM) has 88 more torque (in Nm) than 2003 Cadillac Seville. (407 Nm @ 4500 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac Seville.
Compare all specifications:
| 2003 Cadillac Seville | 2007 Hummer H2 | |
| Make | Cadillac | Hummer |
| Model | Seville | H2 |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 326 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 407 Nm | 495 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 101.6 mm |
| Engine Stroke Size | 84 mm | 91.9 mm |
| Engine Compression Ratio | 10.5:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1806 kg | 2903 kg |
| Vehicle Length | 5110 mm | 4830 mm |
| Vehicle Width | 1910 mm | 2070 mm |
| Vehicle Height | 1420 mm | 2020 mm |
| Wheelbase Size | 2890 mm | 3130 mm |
| Fuel Consumption Overall | 15.7 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 70 L | 121 L |
