2005 GMC Sierra vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 6 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,359 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1333 kg more than 2011 Fiat Siena.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2011 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2005 GMC Sierra 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, 2005 GMC Sierra (454 Nm) has 319 more torque (in Nm) than 2011 Fiat Siena. (135 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 2005 GMC Sierra | 2011 Fiat Siena | |
| Make | GMC | Fiat |
| Model | Sierra | Siena |
| Year Released | 2005 | 2011 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5359 cc | 1697 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 295 HP | 0 HP |
| Torque | 454 Nm | 135 Nm |
| Engine Compression Ratio | 9.5:1 | 20.3:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2423 kg | 1090 kg |
| Vehicle Length | 6330 mm | 4140 mm |
| Vehicle Width | 2000 mm | 1640 mm |
| Vehicle Height | 1880 mm | 1440 mm |
| Wheelbase Size | 4010 mm | 2380 mm |
| Fuel Consumption Overall | 14.7 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 129 L | 47 L |
