2003 Fiat Siena vs. 2009 Hummer H3
To start off, 2009 Hummer H3 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2003 Fiat Siena would be higher. At 5,300 cc (8 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (363 HP @ 5200 RPM) has 264 more horse power than 2003 Fiat Siena. (99 HP @ 6000 RPM) In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2003 Fiat Siena.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H3 will offer significantly more control. 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.
Compare all specifications:
| 2003 Fiat Siena | 2009 Hummer H3 | |
| Make | Fiat | Hummer |
| Model | Siena | H3 |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 5300 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 99 HP | 363 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Width | 1630 mm | 2000 mm |
