2007 Audi A4 vs. 2009 Hummer H2
To start off, 2009 Hummer H2 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 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 196 more horse power than 2007 Audi A4. (197 HP @ 5100 RPM) In normal driving conditions, 2009 Hummer H2 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1273 kg more than 2007 Audi A4. 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 2007 Audi A4. 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 283 more torque (in Nm) than 2007 Audi A4. (280 Nm @ 1800 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2009 Hummer H2 | |
| Make | Audi | Hummer |
| Model | A4 | H2 |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 6199 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 197 HP | 393 HP |
| Engine RPM | 5100 RPM | 5700 RPM |
| Torque | 280 Nm | 563 Nm |
| Torque RPM | 1800 RPM | 4300 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1630 kg | 2903 kg |
| Vehicle Length | 4580 mm | 4830 mm |
| Vehicle Width | 1400 mm | 2070 mm |
| Vehicle Height | 1780 mm | 2020 mm |
| Wheelbase Size | 2660 mm | 3130 mm |
| Fuel Consumption Overall | 8.3 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 70 L | 121 L |
