This article explores the transformative role of Massive MIMO and Cell-Free MIMO on Network Capacity in shaping the future of wireless connectivity. It examines how Massive MIMO boosts throughput in dense areas and how Cell-Free MIMO overcomes coverage limitations with distributed access points. Highlighting their complementary benefits, it outlines why integrating both technologies is key to delivering high-speed, low-latency, and reliable networks capable of supporting next-generation digital experiences.