2005 Alfa Romeo 147 vs. 2002 Fiat Siena
To start off, 2005 Alfa Romeo 147 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2002 Fiat Siena would be higher. At 1,910 cc (4 cylinders), 2005 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, both vehicles can yield 99 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 147 weights approximately 300 kg more than 2002 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, 2005 Alfa Romeo 147 (200 Nm @ 2000 RPM) has 54 more torque (in Nm) than 2002 Fiat Siena. (146 Nm @ 4000 RPM). This means 2005 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2002 Fiat Siena.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2002 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | 147 | Siena |
| Year Released | 2005 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1596 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 99 HP | 99 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 200 Nm | 146 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 80.5 mm |
| Engine Stroke Size | 90.4 mm | 78.4 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1350 kg | 1050 kg |
| Vehicle Length | 4180 mm | 4110 mm |
| Vehicle Width | 1740 mm | 1630 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2380 mm |
