An affordable projector is always a good option to consider, so Optoma ML750 vs LG PH550 comparison definitely makes sense. Based on our rating, ML750 has a total rating of 5.6 out of 10 versus 7.6 for PH550.
Advantages Optoma ML750 over LG PH550
Better brightness: 700 vs 550 lumens
Advantages LG PH550 over Optoma ML750
Bigger projection screen size: 25-100 inch vs 17-100 inch