The BenQ HT2150ST vs Optoma HD142X comparison shows that these projectors have some important differences and common features. Based on our rating, HT2150ST has a total rating of 7 out of 10 versus 7.3 for HD142X.
Advantages BenQ HT2150ST over Optoma HD142X
Stereo sound vs mono from integrated speakers
Advantages Optoma HD142X over BenQ HT2150ST
Bigger projection screen size: 30-300 inch vs 60-180 inch
Better brightness: 3000 vs 2200 lumens
Lower noise level, 28 dB vs 37 dB
Lower power consumption, 260 W vs 353 W
Longer lamp life (normal mode): 5000 vs 3500 hours