The TL3 is 1,76 mm = .069". The TL 4 is 1,95 mm = .077" If the s80 is a C*, it is around .071".
The Vandoren brochure says that the TL3 has a medium/Short facing and "Roundness, depth and precision", while the TL4 has a medium facing length and a "richer timbre than the TL3".
The Vandoren Optimum is "The favorite of classical saxophonists" according to the same brochure.
You are welcome to call me on 4818 4574 if you wish to know more about different facing lengths etc.. I am Danish, live north of Copenhagen and have a certain amount of experience with saxophone mouthpieces.
The Vandoren brochure says that the TL3 has a medium/Short facing and "Roundness, depth and precision", while the TL4 has a medium facing length and a "richer timbre than the TL3".
The Vandoren Optimum is "The favorite of classical saxophonists" according to the same brochure.
You are welcome to call me on 4818 4574 if you wish to know more about different facing lengths etc.. I am Danish, live north of Copenhagen and have a certain amount of experience with saxophone mouthpieces.