An affordable projector is always a good option to consider, so Optoma HD27e vs Nebula Mars Lite comparison definitely makes sense. Based on our rating, HD27e has a total rating of 7 out of 10 versus 6.6 for Mars Lite.
Advantages Optoma HD27e over Nebula Mars Lite
Bigger projection screen size: 30-300 inch vs 20-150 inch
Better brightness: 3400 vs 500 lumens
3D support
More HDMI connectors: 2 vs 1
Advantages Nebula Mars Lite over Optoma HD27e
Lower power consumption, 57 W vs 330 W
Wireless connection enabled
Longer lamp life (normal mode): 30000 vs 3500 hours