Cost of the Lights. Low-end recessed lights cost between $20 and $60 each. Higher-end, low-voltage recessed lighting can cost $75 to $150 or more per light. Each light requires a housing that goes into the ceiling and a trim that covers gaps between the housing and the drywall.
Key Differences Between LED and CFL Bulbs. 1  The LED bulb stands for Light Emitting Diode, and CFL stands for Compact Fluorescent Light. 2  LED bulbs are more energy efficient than CFLs. 3  The LED bulb consumes less electricity than its counterpart CFL 75% a year in energy cost.
Also, most manufacturers disclose on the packaging what the bulb's incandescent equivalent would be, making it even easier to find the right bulb, so you don't have to do any calculations. A good CFL or LED produces 65 to 70+ lumens per watt vs. incandescents, which were around 15 lumens per watt.