Fiber internet transmits data as light impulses and delivers symmetrical speeds up to 8 Gbps with consistent performance and low latency, while cable internet transmits data as electrical signals and delivers asymmetrical speeds (1-2 Gbps downloads, 5-50 Mbps uploads) that weaken. Fiber internet transmits data as light impulses and delivers symmetrical speeds up to 8 Gbps with consistent performance and low latency, while cable internet transmits data as electrical signals and delivers asymmetrical speeds (1-2 Gbps downloads, 5-50 Mbps uploads) that weaken. Currently, two major broadband technologies dominate the market: traditional cable and lightning-fast fiber-optic networks. Selecting the right one often feels confusing, but a proper choice drastically improves your daily online experience. Cable utilizes familiar copper wiring originally built. This guide compares fiber-optic cable and traditional copper internet cable (coaxial cable) across key factors: technology, speed, reliability, and cost in 2025. We'll give clear, accessible explanations (with example scenarios) to help you decide which suits your needs best. Plus, it's more widely available than fiber. Fiber optic internet transmits data using pulses of light through thin glass or plastic fibers, allowing for: This technology enables.