This document compares the costs of LED, CFL, and halogen lighting options over a 5-year period for a project replacing 10,000 MR16 lamps. LED lamps have the lowest total cost at AED 1.8 million due to their high lifespan and low energy consumption, compared to AED 8.5 million for halogen and AED 2.7 million for CFL. In addition to cost savings, LED provides environmental benefits like less waste and reduced AC load. The document recommends LED for its reliability, warranty, and future cost advantages over traditional lighting.