We had a chance to test and compare two models: Optoma HD143X vs Optoma HD27 and this review should help people who are looking for a good projector. Based on our rating, HD143X has a total rating of 6.6 out of 10 versus 7 for HD27.
Advantages Optoma HD143X over Optoma HD27
Bigger projection screen size: 37-307 inch vs 30-300 inch
Advantages Optoma HD27 over Optoma HD143X
Better brightness: 3200 vs 3000 lumens
Lower noise level, 26 dB vs 31 dB
Lower power consumption, 260 W vs 330 W
Longer lamp life (normal mode): 5000 vs 3500 hours