2007 Audi S4 vs. 2007 Chevrolet HHR
To start off, both 2007 Audi S4 and 2007 Chevrolet HHR were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (341 HP @ 7000 RPM) has 191 more horse power than 2007 Chevrolet HHR. (150 HP @ 5600 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2007 Chevrolet HHR.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 204 more torque (in Nm) than 2007 Chevrolet HHR. (206 Nm @ 4000 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet HHR.
Compare all specifications:
| 2007 Audi S4 | 2007 Chevrolet HHR | |
| Make | Audi | Chevrolet |
| Model | S4 | HHR |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2189 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 341 HP | 150 HP |
| Engine RPM | 7000 RPM | 5600 RPM |
| Torque | 410 Nm | 206 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84.6 mm | 86.1 mm |
| Engine Stroke Size | 92.7 mm | 94.5 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Diesel |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4590 mm | 4480 mm |
| Vehicle Width | 1730 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1610 mm |
| Wheelbase Size | 2650 mm | 2630 mm |
| Fuel Tank Capacity | 63 L | 61 L |
