We would like to share our experience after comparing and testing two projectors – ViewSonic PA503S vs Optoma HD25-LV. Based on our rating, PA503S has a total rating of 5.6 out of 10 versus 6.3 for HD25-LV.
Advantages ViewSonic PA503S over Optoma HD25-LV
Better brightness: 3600 vs 3500 lumens
Lower power consumption, 260 W vs 339 W
Longer lamp life (normal mode): 5000 vs 3500 hours
Advantages Optoma HD25-LV over ViewSonic PA503S
Bigger projection screen size: 37-301 inch vs 30-300 inch