2009 Chevrolet HHR vs. 2006 Fiat Siena
To start off, 2009 Chevrolet HHR is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2006 Fiat Siena would be higher. At 2,401 cc (4 cylinders), 2009 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2009 Chevrolet HHR (172 HP @ 5800 RPM) has 104 more horse power than 2006 Fiat Siena. (68 HP @ 4600 RPM). In normal driving conditions, 2009 Chevrolet HHR should accelerate faster than 2006 Fiat Siena.
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, 2009 Chevrolet HHR (226 Nm @ 4500 RPM) has 90 more torque (in Nm) than 2006 Fiat Siena. (136 Nm @ 2500 RPM). This means 2009 Chevrolet HHR will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena. 2009 Chevrolet HHR has automatic transmission and 2006 Fiat Siena has manual transmission. 2006 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Chevrolet HHR will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Chevrolet HHR | 2006 Fiat Siena | |
| Make | Chevrolet | Fiat |
| Model | HHR | Siena |
| Year Released | 2009 | 2006 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2401 cc | 1697 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 68 HP |
| Engine RPM | 5800 RPM | 4600 RPM |
| Torque | 226 Nm | 136 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4480 mm | 4000 mm |
| Vehicle Height | 1610 mm | 1700 mm |
| Wheelbase Size | 2640 mm | 2550 mm |
| Fuel Consumption Overall | 9.8 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 61 L | 47 L |
