Magnetic levitation (maglev) trains use electromagnetic forces to suspend and propel vehicles without physical contact. This research investigates maglev systems' effectiveness and future applications in mass transit through quantitative analysis of operational data from five commercial lines across Asia. Analysis reveals electromagnetic suspension (EMS) systems consume 30-42% less power during acceleration compared to electrodynamic suspension (EDS), while EDS systems show superior stability at speeds exceeding 400 km/h with 78% less guideway variance. Maintenance cost comparisons indicate EDS systems reduce annual expenses by 23% versus conventional high-speed rail. Economic assessment based on 50-year lifecycle models shows initial construction costs averaging $45-60 million per kilometre, approximately 2.3 times higher than conventional rail, yet achieving 40% lower operational costs after implementation. The Shanghai maglev case study identifies specific integration solutions with existing transit networks. This study contributes specific economic parameters and recent operational data essential for decision-making about next-generation transit systems, confirming maglev technology offers substantial benefits despite requiring significant initial investment.