It makes sense comparing BenQ HT2050 vs Epson PowerLite 1781W because they both are able to give some premium features. Based on our rating, both projectors have the same overall rating of 7.
Advantages BenQ HT2050 over Epson PowerLite 1781W
Bigger projection screen size: 60-180 inch vs 50-150 inch
Lower noise level, 29 dB vs 39 dB
3D support
More HDMI connectors: 2 vs 1
Advantages Epson PowerLite 1781W over BenQ HT2050
Better brightness: 3200 vs 2200 lumens
Lower power consumption, 309 W vs 375 W
Longer lamp life (normal mode): 4000 vs 3500 hours