2009 Buick LaCrosse vs. 2010 Cadillac STS
To start off, 2010 Cadillac STS is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Buick LaCrosse. In addition, the cost of maintenance, including insurance, on 2009 Buick LaCrosse would be higher. At 4,600 cc (8 cylinders), 2010 Cadillac STS is equipped with a bigger engine. In terms of performance, 2010 Cadillac STS (320 HP) has 120 more horse power than 2009 Buick LaCrosse. (200 HP) In normal driving conditions, 2010 Cadillac STS should accelerate faster than 2009 Buick LaCrosse. With that said, vehicle weight also plays an important factor in acceleration. 2009 Buick LaCrosse weights approximately 134 kg more than 2010 Cadillac STS.
Because 2010 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2010 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 2009 Buick LaCrosse, being front wheel drive (FWD), will offer much better control with better grip. 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, 2010 Cadillac STS (427 Nm @ 4400 RPM) has 115 more torque (in Nm) than 2009 Buick LaCrosse. (312 Nm @ 4000 RPM). This means 2010 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2009 Buick LaCrosse.
Compare all specifications:
| 2009 Buick LaCrosse | 2010 Cadillac STS | |
| Make | Buick | Cadillac |
| Model | LaCrosse | STS |
| Year Released | 2009 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 4600 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 200 HP | 320 HP |
| Torque | 312 Nm | 427 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1946 kg | 1812 kg |
| Vehicle Length | 5040 mm | 4996 mm |
| Vehicle Width | 1860 mm | 1844 mm |
| Vehicle Height | 1460 mm | 1463 mm |
| Wheelbase Size | 2810 mm | 2957 mm |
| Fuel Consumption | 8.4 L/100km | 9.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 64 L | 64 L |
