2003 Alfa Romeo 156 vs. 2005 Cadillac DeVille
To start off, 2005 Cadillac DeVille is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 4,572 cc (8 cylinders), 2005 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 2005 Cadillac DeVille (275 HP @ 6000 RPM) has 113 more horse power than 2003 Alfa Romeo 156. (162 HP @ 6400 RPM) In normal driving conditions, 2005 Cadillac DeVille should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac DeVille weights approximately 424 kg more than 2003 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, 2005 Cadillac DeVille (407 Nm) has 200 more torque (in Nm) than 2003 Alfa Romeo 156. (207 Nm). This means 2005 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2005 Cadillac DeVille | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | DeVille |
| Year Released | 2003 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4572 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 162 HP | 275 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 207 Nm | 407 Nm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1380 kg | 1804 kg |
| Vehicle Length | 4450 mm | 5270 mm |
| Vehicle Width | 1750 mm | 1900 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2550 mm | 2940 mm |
| Fuel Consumption | 6.8 L/100km | 9.2 L/100km |
| Fuel Consumption City | 12.5 L/100km | 13.2 L/100km |
| Fuel Consumption Overall | 8.9 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 63 L | 68 L |
