Because this transmission is optical in nature, fiber SFP modules have higher resistance to most electrical noise and will maintain signal strength over longer distances. This post will summarize the differences between them and what is recommended to choose depending on the situation. Compare fiber optic and copper Ethernet cables across speed, distance, cost, installation difficulty, and use case metrics. Use the interactive scenario selector to find the right medium for your specific network — all processed locally in your browser. PoE Required? Why Fiber: At 50m, fiber optic. Many IT experts in Egypt weigh the benefits of fiber optic vs copper for regional systems.