The ViewSonic PJD7828HDL vs Optoma HD29Darbee comparison proves that these projectors have many common features. Based on our rating, PJD7828HDL has a total rating of 6.3 out of 10 versus 7 for HD29Darbee.
Advantages Optoma HD29Darbee over ViewSonic PJD7828HDL
Lower noise level, 29 dB vs 35 dB
Lower power consumption, 264 W vs 300 W
3D support
Longer lamp life (normal mode): 5000 vs 4000 hours