The Sable Frame and ezFrame frame have different frame designs. The SableFrama has an Astragal (half round surface flanked by 2-flat sides) profile as opposed to the ezFrame’s standard (wedge or sloped-edgethe frames are different only to suit different aesthetic needs. Please see this PDF for an illustration of the differences. Both frames come in 16:9, 16:10, and 2.35:1 aspect ratios. Both are also available in Cinegrey, Cinegrey5d, Cinewhite™, Powergain, and AcousticPro1080P2. The ezFrame is different in that it is also 4:3 aspect ratio and it is available with AcousticPro1080P3 and WraithVeil(rear projection) screen material.