1998 Alfa Romeo 156 vs. 2010 Fiat Siena
To start off, 2010 Fiat Siena is newer by 12 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 156 would be higher. At 1,910 cc (4 cylinders), 1998 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2010 Fiat Siena (106 HP @ 5500 RPM) has 2 more horse power than 1998 Alfa Romeo 156. (104 HP @ 4000 RPM) In normal driving conditions, 2010 Fiat Siena should accelerate faster than 1998 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 1998 Alfa Romeo 156 weights approximately 175 kg more than 2010 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, 1998 Alfa Romeo 156 (255 Nm @ 2000 RPM) has 115 more torque (in Nm) than 2010 Fiat Siena. (140 Nm @ 4000 RPM). This means 1998 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2010 Fiat Siena.
Compare all specifications:
| 1998 Alfa Romeo 156 | 2010 Fiat Siena | |
| Make | Alfa Romeo | Fiat |
| Model | 156 | Siena |
| Year Released | 1998 | 2010 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 106 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 255 Nm | 140 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82.6 mm | 86.5 mm |
| Engine Stroke Size | 90 mm | 67.4 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1270 kg | 1095 kg |
| Vehicle Length | 4440 mm | 3550 mm |
| Vehicle Width | 1750 mm | 1640 mm |
| Vehicle Height | 1420 mm | 1490 mm |
| Wheelbase Size | 2600 mm | 2370 mm |
| Fuel Tank Capacity | 63 L | 47 L |
