2007 Fiat Siena vs. 2012 Jeep Grand Cherokee
To start off, 2012 Jeep Grand Cherokee is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2007 Fiat Siena would be higher. At 6,400 cc (8 cylinders), 2012 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2012 Jeep Grand Cherokee (470 HP @ 6000 RPM) has 402 more horse power than 2007 Fiat Siena. (68 HP @ 4600 RPM) In normal driving conditions, 2012 Jeep Grand Cherokee should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2012 Jeep Grand Cherokee weights approximately 1246 kg more than 2007 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 2007 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2012 Jeep Grand Cherokee 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, 2012 Jeep Grand Cherokee (630 Nm @ 4300 RPM) has 495 more torque (in Nm) than 2007 Fiat Siena. (135 Nm @ 2500 RPM). This means 2012 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena. 2012 Jeep Grand Cherokee has automatic transmission and 2007 Fiat Siena has manual transmission. 2007 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Fiat Siena | 2012 Jeep Grand Cherokee | |
| Make | Fiat | Jeep |
| Model | Siena | Grand Cherokee |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1697 cc | 6400 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 68 HP | 470 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 135 Nm | 630 Nm |
| Torque RPM | 2500 RPM | 4300 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | 5-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1090 kg | 2336 kg |
| Vehicle Length | 4140 mm | 4859 mm |
| Vehicle Width | 1640 mm | 1958 mm |
| Vehicle Height | 1440 mm | 1755 mm |
| Wheelbase Size | 2380 mm | 2916 mm |
| Fuel Tank Capacity | 47 L | 93 L |
