2011 GMC Terrain vs. 2009 Fiat Siena
To start off, 2011 GMC Terrain is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2009 Fiat Siena would be higher. At 2,400 cc (4 cylinders), 2011 GMC Terrain is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Terrain weights approximately 670 kg more than 2009 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, 2011 GMC Terrain (233 Nm @ 4900 RPM) has 98 more torque (in Nm) than 2009 Fiat Siena. (135 Nm @ 2500 RPM). This means 2011 GMC Terrain will have an easier job in driving up hills or pulling heavy equipment than 2009 Fiat Siena. 2011 GMC Terrain has automatic transmission and 2009 Fiat Siena has manual transmission. 2009 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 GMC Terrain will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2011 GMC Terrain | 2009 Fiat Siena | |
| Make | GMC | Fiat |
| Model | Terrain | Siena |
| Year Released | 2011 | 2009 |
| Body Type | Crossover | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2400 cc | 1697 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 182 HP | 0 HP |
| Torque | 233 Nm | 135 Nm |
| Torque RPM | 4900 RPM | 2500 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1090 kg |
| Vehicle Length | 4707 mm | 4140 mm |
| Vehicle Width | 1849 mm | 1640 mm |
| Wheelbase Size | 2858 mm | 2380 mm |
| Fuel Tank Capacity | 68 L | 47 L |
