2005 Alfa Romeo 147 vs. 2005 Fiat Siena
To start off, both 2005 Alfa Romeo 147 and 2005 Fiat Siena were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,910 cc (4 cylinders), 2005 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2005 Fiat Siena (124 HP @ 4000 RPM) has 25 more horse power than 2005 Alfa Romeo 147. (99 HP @ 4000 RPM) In normal driving conditions, 2005 Fiat Siena should accelerate faster than 2005 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 147 weights approximately 255 kg more than 2005 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 60 more torque (in Nm) than 2005 Fiat Siena. (140 Nm @ 4000 RPM). This means 2005 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Siena.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2005 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | 147 | Siena |
| Year Released | 2005 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1585 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 99 HP | 124 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 200 Nm | 140 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 86.4 mm |
| Engine Stroke Size | 90.4 mm | 67.4 mm |
| 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 | 1095 kg |
| Wheelbase Size | 2600 mm | 2450 mm |
| Fuel Tank Capacity | 60 L | 47 L |
