The ViewSonic PA503S vs LG HF80JA comparison proves that these projectors have many common features. Based on our rating, PA503S has a total rating of 5.6 out of 10 versus 7.3 for HF80JA.
Advantages ViewSonic PA503S over LG HF80JA
Bigger projection screen size: 30-300 inch vs 30-120 inch
Better brightness: 3600 vs 2000 lumens
Advantages LG HF80JA over ViewSonic PA503S
Lower noise level, 30 dB vs 34 dB
Lower power consumption, 120 W vs 260 W
Wireless connection enabled
Longer lamp life (normal mode): 20000 vs 5000 hours