It makes sense comparing Optoma ML750ST vs LG PF50KA because they both are able to give some premium features. Based on our rating, ML750ST has a total rating of 7 out of 10 versus 6.6 for PF50KA.
Advantages Optoma ML750ST over LG PF50KA
Better brightness: 700 vs 600 lumens
Lower noise level, 22 dB vs 30 dB
3D support
Advantages LG PF50KA over Optoma ML750ST
Bigger projection screen size: 25-100 inch vs 30-80 inch
Lower power consumption, 65 W vs 77 W
Longer lamp life (normal mode): 30000 vs 20000 hours