The Optoma HD131Xe vs BenQ TH671ST comparison proves that these projectors have many common features. Based on our rating, HD131Xe has a total rating of 6.6 out of 10 versus 7.3 for TH671ST.
Advantages Optoma HD131Xe over BenQ TH671ST
Bigger projection screen size: 38-301 inch vs 30-300 inch
Lower noise level, 26 dB vs 33 dB
Lower power consumption, 262 W vs 355 W
3D support
Advantages BenQ TH671ST over Optoma HD131Xe
Better brightness: 3000 vs 2500 lumens
Wireless connection enabled
Longer lamp life (normal mode): 4000 vs 3500 hours