Well, it is hard to say which is better. First, you can know something about Oakley sunglasses. As we know that Oakley's technology is immense, especially the High Definition Optics (HDO) is unrivalled in their clarity. It has made many people know it. So by wearing them, your eyes won't shift as they readjust their focus as can happen with inferior lenses. At the same time, because they are UV protected, your eyes will get the best protection from the UV rays. Also, it's not just in the lens, the frame will hold up as well. On the other hand, for ray ban sunglasses, they were the first company to actually design eyewear that was intended to protect the eyes from the sun while still looking good. They have perfect the materials used in the frames. Frames made of carbon fiber are ideal for sunglasses because it allows them to be very lightweight while at the same time being both strong and flexible. This is also the advantage of ray ban sunglasses. So you should know something more about them and then just make a right decision.
Oakley is among the most popular sunglasses brands in sports world. Oakley sunglasses, ray ban sunglasses, Armani sunglasses and other brand sunglasses are all good stuff, the Oakley's combination of fashionable styles and comfortable designs will surely impress you. However, Ray ban sunglasses pay more attention to casual lifestyle, while Oakley are more suitable are good for outdoor sports. It totally depends on your specific needs.