2008 Fiat Siena vs. 2006 GMC Yukon
To start off, 2008 Fiat Siena is newer by 2 year(s). Which means there will be less support and parts availability for 2006 GMC Yukon. In addition, the cost of maintenance, including insurance, on 2006 GMC Yukon would be higher. At 4,802 cc (8 cylinders), 2006 GMC Yukon is equipped with a bigger engine. In terms of performance, 2006 GMC Yukon (285 HP @ 5200 RPM) has 185 more horse power than 2008 Fiat Siena. (100 HP @ 5500 RPM) In normal driving conditions, 2006 GMC Yukon should accelerate faster than 2008 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Yukon weights approximately 1361 kg more than 2008 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 2008 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2006 GMC Yukon 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. Let's talk about torque, 2006 GMC Yukon (400 Nm @ 4000 RPM) has 326 more torque (in Nm) than 2008 Fiat Siena. (74 Nm @ 5500 RPM). This means 2006 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 2008 Fiat Siena.
Compare all specifications:
| 2008 Fiat Siena | 2006 GMC Yukon | |
| Make | Fiat | GMC |
| Model | Siena | Yukon |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 4802 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 285 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 74 Nm | 400 Nm |
| Torque RPM | 5500 RPM | 4000 RPM |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1074 kg | 2435 kg |
| Vehicle Length | 3550 mm | 5060 mm |
| Vehicle Width | 1640 mm | 2010 mm |
| Vehicle Height | 1440 mm | 1950 mm |
| Wheelbase Size | 2380 mm | 2950 mm |
| Fuel Consumption Overall | 8.2 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 54 L | 98 L |
