2009 Alfa Romeo 159 vs. 2005 Alfa Romeo 156
To start off, 2009 Alfa Romeo 159 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 1,970 cc (4 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (173 HP @ 4000 RPM) has 15 more horse power than 2009 Alfa Romeo 159. (158 HP @ 6500 RPM) In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2009 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alfa Romeo 159 weights approximately 305 kg more than 2005 Alfa Romeo 156.
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, 2009 Alfa Romeo 159 (190 Nm @ 4500 RPM) has 3 more torque (in Nm) than 2005 Alfa Romeo 156. (187 Nm @ 3500 RPM). This means 2009 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156. 2005 Alfa Romeo 156 has automatic transmission and 2009 Alfa Romeo 159 has manual transmission. 2009 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alfa Romeo 159 | 2005 Alfa Romeo 156 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 159 | 156 |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1859 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 158 HP | 173 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 190 Nm | 187 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Compression Ratio | 11.3:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1555 kg | 1250 kg |
| Wheelbase Size | 2710 mm | 2710 mm |
| Fuel Tank Capacity | 70 L | 63 L |
