We had a chance to test and compare two models: Nebula Mars Lite vs Optoma HD27 and this review should help people who are looking for a good projector. Based on our rating, Mars Lite has a total rating of 6.6 out of 10 versus 7 for HD27.
Advantages Nebula Mars Lite over Optoma HD27
Lower power consumption, 57 W vs 260 W
Wireless connection enabled
Longer lamp life (normal mode): 30000 vs 5000 hours
Stereo sound vs mono from integrated speakers
Advantages Optoma HD27 over Nebula Mars Lite
Bigger projection screen size: 30-300 inch vs 20-150 inch