2004 Alfa Romeo 156 vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 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 (325 HP @ 5200 RPM) has 87 more horse power than 2004 Alfa Romeo 156. (238 HP @ 6200 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1418 kg more than 2004 Alfa Romeo 156. 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 2004 Alfa Romeo 156. 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 (496 Nm @ 4000 RPM) has 207 more torque (in Nm) than 2004 Alfa Romeo 156. (289 Nm @ 4800 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156. 2007 Hummer H2 has automatic transmission and 2004 Alfa Romeo 156 has manual transmission. 2004 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2007 Hummer H2 | |
| Make | Alfa Romeo | Hummer |
| Model | 156 | H2 |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3177 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 238 HP | 325 HP |
| Engine RPM | 6200 RPM | 5200 RPM |
| Torque | 289 Nm | 496 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 101.6 mm |
| Engine Stroke Size | 78 mm | 91.9 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1485 kg | 2903 kg |
| Vehicle Length | 4440 mm | 4830 mm |
| Vehicle Width | 1770 mm | 2070 mm |
| Vehicle Height | 1410 mm | 2020 mm |
| Wheelbase Size | 2600 mm | 3130 mm |
| Fuel Consumption Overall | 12.1 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 63 L | 121 L |
