2009 Hummer H2 vs. 1999 Rolls-Royce Silver Seraph
To start off, 2009 Hummer H2 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Rolls-Royce Silver Seraph. In addition, the cost of maintenance, including insurance, on 1999 Rolls-Royce Silver Seraph 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 75 more horse power than 1999 Rolls-Royce Silver Seraph. (318 HP @ 5000 RPM). In normal driving conditions, 2009 Hummer H2 should accelerate faster than 1999 Rolls-Royce Silver Seraph. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 603 kg more than 1999 Rolls-Royce Silver Seraph. 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 1999 Rolls-Royce Silver Seraph. 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 75 more torque (in Nm) than 1999 Rolls-Royce Silver Seraph. (489 Nm @ 3900 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1999 Rolls-Royce Silver Seraph.
Compare all specifications:
| 2009 Hummer H2 | 1999 Rolls-Royce Silver Seraph | |
| Make | Hummer | Rolls-Royce |
| Model | H2 | Silver Seraph |
| Year Released | 2009 | 1999 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 5378 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 393 HP | 318 HP |
| Engine RPM | 5700 RPM | 5000 RPM |
| Torque | 564 Nm | 489 Nm |
| Torque RPM | 4300 RPM | 3900 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 | 2300 kg |
| Vehicle Length | 4830 mm | 5390 mm |
| Vehicle Width | 2070 mm | 2170 mm |
| Vehicle Height | 2020 mm | 1530 mm |
| Wheelbase Size | 3130 mm | 3070 mm |
| Fuel Tank Capacity | 121 L | 94 L |
