2009 Cadillac DTS vs. 2011 Alfa Romeo 159
To start off, 2011 Alfa Romeo 159 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Cadillac DTS. In addition, the cost of maintenance, including insurance, on 2009 Cadillac DTS would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac DTS is equipped with a bigger engine. In terms of performance, 2009 Cadillac DTS (292 HP @ 6300 RPM) has 134 more horse power than 2011 Alfa Romeo 159. (158 HP @ 6500 RPM). In normal driving conditions, 2009 Cadillac DTS should accelerate faster than 2011 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac DTS weights approximately 30 kg more than 2011 Alfa Romeo 159. 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 DTS (391 Nm @ 4500 RPM) has 201 more torque (in Nm) than 2011 Alfa Romeo 159. (190 Nm @ 4500 RPM). This means 2009 Cadillac DTS will have an easier job in driving up hills or pulling heavy equipment than 2011 Alfa Romeo 159. 2009 Cadillac DTS has automatic transmission and 2011 Alfa Romeo 159 has manual transmission. 2011 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac DTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Cadillac DTS | 2011 Alfa Romeo 159 | |
| Make | Cadillac | Alfa Romeo |
| Model | DTS | 159 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 1859 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 292 HP | 158 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 391 Nm | 190 Nm |
| Torque RPM | 4500 RPM | 4500 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 84 mm | 80 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1635 kg | 1605 kg |
| Vehicle Length | 5280 mm | 4670 mm |
| Vehicle Width | 1910 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2940 mm | 2710 mm |
| Fuel Consumption Overall | 13.1 L/100km | 8.8 L/100km |
| Fuel Tank Capacity | 68 L | 70 L |
