It makes sense comparing Optoma HD27e vs Epson PowerLite 1771W because they both are able to give some premium features. Based on our rating, HD27e has a total rating of 7 out of 10 versus 6 for PowerLite 1771W.
Advantages Optoma HD27e over Epson PowerLite 1771W
Better brightness: 3400 vs 3000 lumens
Lower noise level, 27 dB vs 40 dB
3D support
More HDMI connectors: 2 vs 1
Advantages Epson PowerLite 1771W over Optoma HD27e
Lower power consumption, 322 W vs 330 W
Wireless connection enabled
Longer lamp life (normal mode): 4000 vs 3500 hours