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 2,792 cc (6 cylinders), 2007 Cadillac BLS is equipped with a bigger engine. In terms of performance, 2007 Cadillac BLS (252 HP @ 5500 RPM) has 104 more horse power than 2004 Alfa Romeo 156. (148 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 113 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.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac BLS. In wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156 will offer significantly more control. 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, 2007 Cadillac BLS (365 Nm @ 1800 RPM) has 65 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 2007 Cadillac BLS will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
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 | 2792 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 252 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 300 Nm | 365 Nm |
| Torque RPM | 2000 RPM | 1800 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 90.4 mm | 74.8 mm |
| Engine Compression Ratio | 18.5:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 200 km/hour | 250 km/hour |
| Acceleration 0-100mph | 10.5 seconds | 7 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1638 kg |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1480 mm |
| Wheelbase Size | 2600 mm | 2680 mm |
| Fuel Consumption Overall | 6.8 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 63 L | 58 L |
