2007 Audi A4 vs. 2010 Chevrolet HHR
To start off, 2010 Chevrolet HHR is newer by 3 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 2,200 cc (4 cylinders), 2010 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (161 HP @ 5700 RPM) has 6 more horse power than 2010 Chevrolet HHR. (155 HP @ 6100 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2010 Chevrolet HHR. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 63 kg more than 2010 Chevrolet HHR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 A4 (225 Nm @ 1950 RPM) has 22 more torque (in Nm) than 2010 Chevrolet HHR. (203 Nm @ 4800 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2010 Chevrolet HHR.
Compare all specifications:
| 2007 Audi A4 | 2010 Chevrolet HHR | |
| Make | Audi | Chevrolet |
| Model | A4 | HHR |
| Year Released | 2007 | 2010 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2200 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 155 HP |
| Engine RPM | 5700 RPM | 6100 RPM |
| Torque | 225 Nm | 203 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Fuel Type | Gasoline - Premium | Flex Fuel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1494 kg | 1431 kg |
| Vehicle Length | 4590 mm | 4475 mm |
| Vehicle Width | 1780 mm | 1755 mm |
| Vehicle Height | 1430 mm | 1603 mm |
| Wheelbase Size | 2650 mm | 2629 mm |
| Fuel Tank Capacity | 70 L | 61 L |
