1997 Alfa Romeo 155 vs. 2005 Fiat Siena
To start off, 2005 Fiat Siena is newer by 8 year(s). Which means there will be less support and parts availability for 1997 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1997 Alfa Romeo 155 would be higher. At 2,499 cc (6 cylinders), 1997 Alfa Romeo 155 is equipped with a bigger engine. In terms of performance, 1997 Alfa Romeo 155 (493 HP @ 11700 RPM) has 369 more horse power than 2005 Fiat Siena. (124 HP @ 4000 RPM). In normal driving conditions, 1997 Alfa Romeo 155 should accelerate faster than 2005 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2005 Fiat Siena weights approximately 55 kg more than 1997 Alfa Romeo 155.
Let's talk about torque, 1997 Alfa Romeo 155 (300 Nm @ 9500 RPM) has 160 more torque (in Nm) than 2005 Fiat Siena. (140 Nm @ 4000 RPM). This means 1997 Alfa Romeo 155 will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Siena.
Compare all specifications:
| 1997 Alfa Romeo 155 | 2005 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | 155 | Siena |
| Year Released | 1997 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 1585 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 493 HP | 124 HP |
| Engine RPM | 11700 RPM | 4000 RPM |
| Torque | 300 Nm | 140 Nm |
| Torque RPM | 9500 RPM | 4000 RPM |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1040 kg | 1095 kg |
