It makes sense comparing Optoma HD27HDR vs Epson PowerLite 1771W because they both are able to give some premium features. Based on our rating, HD27HDR has a total rating of 8 out of 10 versus 6 for PowerLite 1771W.
Advantages Optoma HD27HDR over Epson PowerLite 1771W
Bigger projection screen size: 28-305 inch vs 30-300 inch
Better brightness: 3400 vs 3000 lumens
Lower noise level, 26 dB vs 40 dB
Lower power consumption, 236 W vs 322 W
HD27HDR is HDR-compatible
3D support
Longer lamp life (normal mode): 6000 vs 4000 hours
More HDMI connectors: 2 vs 1
Advantages Epson PowerLite 1771W over Optoma HD27HDR