2007 Audi A3 vs. 2008 Chevrolet HHR
To start off, 2008 Chevrolet HHR is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A3. In addition, the cost of maintenance, including insurance, on 2007 Audi A3 would be higher. At 2,199 cc (4 cylinders), 2008 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2008 Chevrolet HHR (148 HP @ 5600 RPM) has 44 more horse power than 2007 Audi A3. (104 HP @ 4000 RPM) In normal driving conditions, 2008 Chevrolet HHR should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2008 Chevrolet HHR weights approximately 838 kg more than 2007 Audi A3. 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 A3 (250 Nm @ 1900 RPM) has 44 more torque (in Nm) than 2008 Chevrolet HHR. (206 Nm @ 4200 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet HHR.
Compare all specifications:
| 2007 Audi A3 | 2008 Chevrolet HHR | |
| Make | Audi | Chevrolet |
| Model | A3 | HHR |
| Year Released | 2007 | 2008 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 2199 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 104 HP | 148 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 250 Nm | 206 Nm |
| Torque RPM | 1900 RPM | 4200 RPM |
| Engine Compression Ratio | 19.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1362 kg | 2200 kg |
| Vehicle Length | 4210 mm | 4480 mm |
| Vehicle Width | 1770 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1610 mm |
| Wheelbase Size | 2580 mm | 2640 mm |
| Fuel Consumption Overall | 5.1 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 55 L | 61 L |
