i am looking for a projector for less than 700$ , i'll be using the projector for a +150" screen .
i have searched for this options and i found a 2 choices
the 1st is Optoma gt750e
it comes with 3000 lumen and 3000:1 contrast ratio and with a 1280x800 resolution
2nd choice is from BenQ the W710st
comes with 2500 lumen and 10000:1 contrast ratio and with a 1280x800 resolution
( but i heard that this projector have a white dots problem )
what do you prefer from these choices ?
what is the 3rd choice that may considered with these ?