2009 Acura RL vs. 2006 Cadillac STS

To start off, 2009 Acura RL is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS would be higher. At 3,664 cc (6 cylinders), 2009 Acura RL is equipped with a bigger engine. In terms of performance, 2009 Acura RL (300 HP @ 6300 RPM) has 47 more horse power than 2006 Cadillac STS. (253 HP @ 6500 RPM). In normal driving conditions, 2009 Acura RL should accelerate faster than 2006 Cadillac STS.

Because 2009 Acura RL is four wheel drive (4WD), it will have significant more traction and grip than 2006 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2009 Acura RL 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, 2009 Acura RL (367 Nm @ 5000 RPM) has 25 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 2009 Acura RL will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.

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