ViewSonic PA503S vs Epson 5050UB comparison definitely makes sense. Based on our rating, PA503S has a total rating of 5.6 out of 10 versus 8 for 5050UB.
Advantages ViewSonic PA503S over Epson 5050UB
Better brightness: 3600 vs 2600 lumens
Lower power consumption, 260 W vs 373 W
Longer lamp life (normal mode): 5000 vs 4000 hours
Integrated speakers
Advantages Epson 5050UB over ViewSonic PA503S
Bigger projection screen size: 50-300 inch vs 30-300 inch