The LG PF50KA vs BenQ TH671ST comparison proves that these projectors have many common features. Based on our rating, PF50KA has a total rating of 6.6 out of 10 versus 7.3 for TH671ST.
Advantages LG PF50KA over BenQ TH671ST
Lower noise level, 30 dB vs 33 dB
Lower power consumption, 65 W vs 355 W
Longer lamp life (normal mode): 30000 vs 4000 hours
Stereo sound vs mono from integrated speakers
Advantages BenQ TH671ST over LG PF50KA
Bigger projection screen size: 30-300 inch vs 25-100 inch