An affordable projector is always a good option to consider, so Optoma HD27HDR vs ViewSonic PJD5155 comparison definitely makes sense. Based on our rating, HD27HDR has a total rating of 8 out of 10 versus 5.6 for PJD5155.
Advantages Optoma HD27HDR over ViewSonic PJD5155
Bigger projection screen size: 28-305 inch vs 30-300 inch
Better brightness: 3400 vs 3300 lumens
Lower noise level, 26 dB vs 32 dB
Lower power consumption, 236 W vs 265 W
HD27HDR is HDR-compatible
3D support
Longer lamp life (normal mode): 6000 vs 5000 hours