It makes sense comparing Optoma HD27HDR vs BenQ HT1075 because they both are able to give some premium features. Based on our rating, HD27HDR has a total rating of 8 out of 10 versus 7.3 for HT1075.
Advantages Optoma HD27HDR over BenQ HT1075
Bigger projection screen size: 28-305 inch vs 40-235 inch
Better brightness: 3400 vs 2200 lumens
Lower noise level, 26 dB vs 31 dB
Lower power consumption, 236 W vs 353 W
HD27HDR is HDR-compatible
Longer lamp life (normal mode): 6000 vs 3500 hours