We had a chance to test and compare two models: ViewSonic PA503X vs Epson EX7210 and this review should help people who are looking for a good projector. Based on our rating, PA503X has a total rating of 6.6 out of 10 versus 5.6 for EX7210.
Advantages ViewSonic PA503X over Epson EX7210
Better brightness: 3600 vs 2800 lumens
Lower power consumption, 260 W vs 283 W
Longer lamp life (normal mode): 5000 vs 4000 hours
Advantages Epson EX7210 over ViewSonic PA503X
Bigger projection screen size: 33-318 inch vs 30-300 inch