2007 Audi A8 vs. 2009 Chevrolet HHR
To start off, 2009 Chevrolet HHR is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 5,998 cc (12 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (450 HP @ 6200 RPM) has 278 more horse power than 2009 Chevrolet HHR. (172 HP @ 5800 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2009 Chevrolet HHR.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Chevrolet HHR. In wet, icy, snow, or gravel driving conditions, 2007 Audi A8 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 Audi A8 (580 Nm @ 4000 RPM) has 354 more torque (in Nm) than 2009 Chevrolet HHR. (226 Nm @ 4500 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet HHR.
Compare all specifications:
| 2007 Audi A8 | 2009 Chevrolet HHR | |
| Make | Audi | Chevrolet |
| Model | A8 | HHR |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 2401 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | W | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 172 HP |
| Engine RPM | 6200 RPM | 5800 RPM |
| Torque | 580 Nm | 226 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5200 mm | 4480 mm |
| Vehicle Width | 1900 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1610 mm |
| Wheelbase Size | 3080 mm | 2640 mm |
| Fuel Consumption Highway | 11.2 L/100km | 8.1 L/100km |
| Fuel Consumption City | 16.8 L/100km | 10.7 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 90 L | 61 L |
