2003 Audi TT vs. 2007 Chevrolet HHR
To start off, 2007 Chevrolet HHR is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Audi TT. In addition, the cost of maintenance, including insurance, on 2003 Audi TT would be higher. At 2,201 cc (4 cylinders), 2007 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2003 Audi TT (161 HP @ 5800 RPM) has 12 more horse power than 2007 Chevrolet HHR. (149 HP @ 5600 RPM). In normal driving conditions, 2003 Audi TT should accelerate faster than 2007 Chevrolet HHR.
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, 2003 Audi TT (235 Nm @ 1950 RPM) has 29 more torque (in Nm) than 2007 Chevrolet HHR. (206 Nm @ 4200 RPM). This means 2003 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet HHR.
Compare all specifications:
| 2003 Audi TT | 2007 Chevrolet HHR | |
| Make | Audi | Chevrolet |
| Model | TT | HHR |
| Year Released | 2003 | 2007 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2201 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 149 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 235 Nm | 206 Nm |
| Torque RPM | 1950 RPM | 4200 RPM |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4010 mm | 4480 mm |
| Vehicle Width | 1760 mm | 1760 mm |
| Vehicle Height | 1350 mm | 1610 mm |
| Wheelbase Size | 2430 mm | 2640 mm |
| Fuel Tank Capacity | 55 L | 61 L |
