An affordable projector is always a good option to consider, so ViewSonic M1 vs Optoma HD143X comparison definitely makes sense. Based on our rating, M1 has a total rating of 5.3 out of 10 versus 6.6 for HD143X.
Advantages ViewSonic M1 over Optoma HD143X
Lower power consumption, 55 W vs 330 W
Longer lamp life (normal mode): 30000 vs 3500 hours
Stereo sound vs mono from integrated speakers
Advantages Optoma HD143X over ViewSonic M1
Bigger projection screen size: 37-307 inch vs 24-100 inch