2006 Alfa Romeo 159 vs. 2006 Alfa Romeo 156
To start off, both 2006 Alfa Romeo 159 and 2006 Alfa Romeo 156 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,387 cc (5 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 159 (197 HP @ 4000 RPM) has 24 more horse power than 2006 Alfa Romeo 156. (173 HP @ 4000 RPM). In normal driving conditions, 2006 Alfa Romeo 159 should accelerate faster than 2006 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 159 weights approximately 245 kg more than 2006 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 Alfa Romeo 159 (400 Nm @ 2000 RPM) has 15 more torque (in Nm) than 2006 Alfa Romeo 156. (385 Nm @ 2000 RPM). This means 2006 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 156.
Compare all specifications:
| 2006 Alfa Romeo 159 | 2006 Alfa Romeo 156 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 159 | 156 |
| Year Released | 2006 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2385 cc | 2387 cc |
| Engine Cylinders | 5 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 173 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 400 Nm | 385 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 82 mm |
| Engine Stroke Size | 90.4 mm | 90.4 mm |
| Engine Compression Ratio | 17.0:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 226 km/hour | 225 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 9.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1755 kg | 1510 kg |
| Vehicle Length | 4670 mm | 4440 mm |
| Vehicle Width | 1840 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2550 mm |
| Fuel Consumption Overall | 7 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
