We had a chance to test and compare two models: ViewSonic PA503W vs Epson EX7210 and this review should help people who are looking for a good projector. Based on our rating, PA503W has a total rating of 6 out of 10 versus 5.6 for EX7210.
Advantages ViewSonic PA503W over Epson EX7210
Better brightness: 3600 vs 2800 lumens
Lower noise level, 33 dB vs 37 dB
Lower power consumption, 260 W vs 283 W
Longer lamp life (normal mode): 4500 vs 4000 hours
Advantages Epson EX7210 over ViewSonic PA503W
Bigger projection screen size: 33-318 inch vs 30-300 inch