RG6 cable is heavier gauge and has thicker insulation and better shielding. It is best for high bandwidth or high frequency applications such as Internet, Cable TV, and Satellite TV signals. RG6 Quad Shield offers the Maximum amount of Shielding Integrity in comparison to Single, Dual or Triple Shields.
This RG11 Cable Product is designed for General Interior and Exterior Usage (NOT for Direct Burial). It Features a PVC Jacket with various layers of shield.
RG59 cable is thinner and has less shielding. It is only recommended in low bandwidth and lower frequency applications such as CCTV installations.