In modern communication networks, the quality and choice of optical cables directly influence the stability and efficiency of data transmission. With the increase in network needs, Choosing the right cable is a challenge that communication engineers have to face. The Gyta53 and the Gyty53 are two shielded cables commonly used on the market, each with its own advantages and disadvantages in terms of design, performance and applications. This article explores the differences between these two cables to help readers make a more informed choice according to real needs.