2005 Alfa Romeo 156 vs. 2006 Cadillac DTS
To start off, 2006 Cadillac DTS 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 4,572 cc (8 cylinders), 2006 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2006 Cadillac DTS (275 HP @ 5200 RPM) has 157 more horse power than 2005 Alfa Romeo 156. (118 HP @ 6200 RPM) In normal driving conditions, 2006 Cadillac DTS should accelerate faster than 2005 Alfa Romeo 156.
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 Cadillac DTS (396 Nm @ 4400 RPM) has 250 more torque (in Nm) than 2005 Alfa Romeo 156. (146 Nm @ 4500 RPM). This means 2006 Cadillac DTS 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 Cadillac DTS | |
| Make | Alfa Romeo | Cadillac |
| Model | 156 | DTS |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 4572 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 275 HP |
| Engine RPM | 6200 RPM | 5200 RPM |
| Torque | 146 Nm | 396 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Engine Bore Size | 82 mm | 93 mm |
| Engine Stroke Size | 75.7 mm | 84 mm |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4450 mm | 5280 mm |
| Vehicle Width | 1750 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2940 mm |
| Fuel Consumption | 6.5 L/100km | 9.4 L/100km |
| Fuel Consumption City | 11.5 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 7.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 68 L |
