2007 Fiat Croma vs. 2006 Fiat Siena
To start off, 2007 Fiat Croma is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2006 Fiat Siena would be higher. At 2,197 cc (4 cylinders), 2007 Fiat Croma is equipped with a bigger engine. In terms of performance, 2007 Fiat Croma (145 HP @ 5800 RPM) has 77 more horse power than 2006 Fiat Siena. (68 HP @ 4600 RPM). In normal driving conditions, 2007 Fiat Croma should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 60 kg more than 2007 Fiat Croma.
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, 2007 Fiat Croma (203 Nm @ 4000 RPM) has 67 more torque (in Nm) than 2006 Fiat Siena. (136 Nm @ 2500 RPM). This means 2007 Fiat Croma will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2007 Fiat Croma | 2006 Fiat Siena | |
| Make | Fiat | Fiat |
| Model | Croma | Siena |
| Year Released | 2007 | 2006 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 1697 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 145 HP | 68 HP |
| Engine RPM | 5800 RPM | 4600 RPM |
| Torque | 203 Nm | 136 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 86 mm | 82.6 mm |
| Engine Stroke Size | 94.6 mm | 79.2 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 10.1 seconds | 16 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1645 kg |
| Vehicle Length | 4760 mm | 4000 mm |
| Vehicle Height | 1600 mm | 1700 mm |
| Wheelbase Size | 2710 mm | 2550 mm |
| Fuel Consumption Overall | 8.6 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 62 L | 47 L |
