The Epson 3100 vs BenQ TH671ST comparison proves that these projectors have many common features. Based on our rating, 3100 has a total rating of 7 out of 10 versus 7.3 for TH671ST.
Advantages Epson 3100 over BenQ TH671ST
Lower noise level, 24 dB vs 33 dB
3D support
Advantages BenQ TH671ST over Epson 3100
Bigger projection screen size: 30-300 inch vs 40-200 inch
Better brightness: 3000 vs 2600 lumens
Lower power consumption, 355 W vs 356 W
Wireless connection enabled
Longer lamp life (normal mode): 4000 vs 3500 hours