2004 Alfa Romeo 156 vs. 2007 Cadillac BLS
To start off, 2007 Cadillac BLS is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 1,998 cc (4 cylinders), 2007 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2007 Cadillac BLS (207 HP @ 5300 RPM) has 69 more horse power than 2004 Alfa Romeo 156. (138 HP @ 4000 RPM) In normal driving conditions, 2007 Cadillac BLS should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac BLS weights approximately 130 kg more than 2004 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, 2004 Alfa Romeo 156 (305 Nm @ 2000 RPM) has 5 more torque (in Nm) than 2007 Cadillac BLS. (300 Nm @ 2500 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac BLS.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2007 Cadillac BLS | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | BLS |
| Year Released | 2004 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 207 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 305 Nm | 300 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Engine Bore Size | 82.1 mm | 86 mm |
| Engine Stroke Size | 90.4 mm | 86 mm |
| Engine Compression Ratio | 18.4:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.7 seconds | 7.7 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 | 1430 kg | 1560 kg |
| Vehicle Length | 4450 mm | 4690 mm |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1480 mm |
| Wheelbase Size | 2710 mm | 2680 mm |
| Fuel Consumption Overall | 6.1 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 63 L | 58 L |
