2005 Audi A4 vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 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 197 more horse power than 2005 Audi A4. (128 HP @ 5700 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1593 kg more than 2005 Audi A4. 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 2005 Audi A4. 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 300 more torque (in Nm) than 2005 Audi A4. (195 Nm @ 3300 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4. 2007 Hummer H2 has automatic transmission and 2005 Audi A4 has manual transmission. 2005 Audi A4 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:
| 2005 Audi A4 | 2007 Hummer H2 | |
| Make | Audi | Hummer |
| Model | A4 | H2 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 5999 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 128 HP | 325 HP |
| Engine RPM | 5700 RPM | 5200 RPM |
| Torque | 195 Nm | 495 Nm |
| Torque RPM | 3300 RPM | 4000 RPM |
| Engine Bore Size | 82.5 mm | 101.6 mm |
| Engine Stroke Size | 92.8 mm | 91.9 mm |
| Engine Compression Ratio | 10.3:1 | 9.4:1 |
| 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 | 1310 kg | 2903 kg |
| Vehicle Length | 4550 mm | 5180 mm |
| Vehicle Width | 1780 mm | 2070 mm |
| Vehicle Height | 1430 mm | 2020 mm |
| Wheelbase Size | 2660 mm | 3120 mm |
| Fuel Consumption Overall | 8.1 L/100km | 14 L/100km |
| Fuel Tank Capacity | 70 L | 121 L |
