2005 Chevrolet Cobalt vs. 2007 Fiat Siena
To start off, 2007 Fiat Siena is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Cobalt. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Cobalt would be higher. At 2,198 cc (4 cylinders), 2005 Chevrolet Cobalt is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Cobalt (140 HP @ 5600 RPM) has 40 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2005 Chevrolet Cobalt should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Cobalt weights approximately 425 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.
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, 2005 Chevrolet Cobalt (203 Nm) has 63 more torque (in Nm) than 2007 Fiat Siena. (140 Nm). This means 2005 Chevrolet Cobalt will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2005 Chevrolet Cobalt | 2007 Fiat Siena | |
| Make | Chevrolet | Fiat |
| Model | Cobalt | Siena |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 140 HP | 100 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 203 Nm | 140 Nm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1495 kg | 1070 kg |
| Vehicle Width | 1730 mm | 1640 mm |
| Wheelbase Size | 2720 mm | 2380 mm |
| Fuel Consumption Overall | 8.4 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 49 L | 54 L |
