It makes sense comparing ViewSonic M1 vs BenQ HT1075 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 7.3 for HT1075.
Advantages ViewSonic M1 over BenQ HT1075
Lower power consumption, 55 W vs 353 W
Longer lamp life (normal mode): 30000 vs 3500 hours
Stereo sound vs mono from integrated speakers
Advantages BenQ HT1075 over ViewSonic M1
Bigger projection screen size: 40-235 inch vs 24-100 inch