2003 Fiat Siena vs. 2008 Hummer H2
To start off, 2008 Hummer H2 is newer by 5 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 6,199 cc (8 cylinders), 2008 Hummer H2 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Hummer H2 weights approximately 1311 kg more than 2003 Fiat Siena.
Because 2008 Hummer H2 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, 2008 Hummer H2 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. 2008 Hummer H2 has automatic transmission and 2003 Fiat Siena has manual transmission. 2003 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Fiat Siena | 2008 Hummer H2 | |
| Make | Fiat | Hummer |
| Model | Siena | H2 |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 999 cc | 6199 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 70 HP | 0 HP |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1020 kg | 2331 kg |
| Vehicle Length | 4110 mm | 5180 mm |
| Vehicle Width | 1630 mm | 2070 mm |
| Vehicle Height | 1470 mm | 2020 mm |
| Wheelbase Size | 2380 mm | 3130 mm |
