2005 Alfa Romeo 156 vs. 2006 Buick LaCrosse
To start off, 2006 Buick LaCrosse is newer by 1 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 3,555 cc (6 cylinders), 2006 Buick LaCrosse is equipped with a bigger engine. In terms of performance, 2006 Buick LaCrosse (240 HP @ 6000 RPM) has 122 more horse power than 2005 Alfa Romeo 156. (118 HP @ 6500 RPM) In normal driving conditions, 2006 Buick LaCrosse should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 Buick LaCrosse weights approximately 696 kg more than 2005 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 Buick LaCrosse (305 Nm @ 2000 RPM) has 158 more torque (in Nm) than 2005 Alfa Romeo 156. (147 Nm @ 4500 RPM). This means 2006 Buick LaCrosse will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2006 Buick LaCrosse | |
| Make | Alfa Romeo | Buick |
| Model | 156 | LaCrosse |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 3555 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 240 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 147 Nm | 305 Nm |
| Torque RPM | 4500 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 94 mm |
| Engine Stroke Size | 75.7 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1946 kg |
| Vehicle Length | 4450 mm | 5040 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 2810 mm |
| Fuel Consumption Overall | 8.6 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
