It makes sense comparing ViewSonic M1 vs Epson PowerLite 1771W because they both are able to give some premium features. Based on our rating, M1 has a total rating of 5.3 out of 10 versus 6 for PowerLite 1771W.
Advantages ViewSonic M1 over Epson PowerLite 1771W
Lower noise level, 32 dB vs 40 dB
Lower power consumption, 55 W vs 322 W
Longer lamp life (normal mode): 30000 vs 4000 hours
Stereo sound vs mono from integrated speakers
Advantages Epson PowerLite 1771W over ViewSonic M1
Bigger projection screen size: 30-300 inch vs 24-100 inch