2005 Alfa Romeo 156 vs. 2009 Cadillac BLS
To start off, 2009 Cadillac BLS 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 2,792 cc (6 cylinders), 2009 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2009 Cadillac BLS (252 HP @ 5500 RPM) has 134 more horse power than 2005 Alfa Romeo 156. (118 HP @ 6500 RPM) In normal driving conditions, 2009 Cadillac BLS should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac BLS weights approximately 385 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, 2009 Cadillac BLS (365 Nm @ 1800 RPM) has 218 more torque (in Nm) than 2005 Alfa Romeo 156. (147 Nm @ 4500 RPM). This means 2009 Cadillac BLS 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 | 2009 Cadillac BLS | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | BLS |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2792 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 252 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 147 Nm | 365 Nm |
| Torque RPM | 4500 RPM | 1800 RPM |
| Engine Bore Size | 82 mm | 89.1 mm |
| Engine Stroke Size | 75.7 mm | 74.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1635 kg |
| Vehicle Length | 4450 mm | 4690 mm |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1440 mm | 1480 mm |
| Wheelbase Size | 2710 mm | 2680 mm |
| Fuel Consumption Overall | 8.6 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 63 L | 58 L |
