It makes sense comparing Optoma UHL55 vs BenQ HT1075 because they both are able to give some premium features. Based on our rating, UHL55 has a total rating of 9 out of 10 versus 7.3 for HT1075.
Advantages Optoma UHL55 over BenQ HT1075
Bring the cinematic 4K UHD experience home with the UHL55
Lower noise level, 28 dB vs 31 dB
Lower power consumption, 170 W vs 353 W
UHL55 is HDR-compatible
Longer lamp life (normal mode): 20000 vs 3500 hours
More USB ports: 2 vs 1
Stereo sound vs mono from integrated speakers
Advantages BenQ HT1075 over Optoma UHL55
Bigger projection screen size: 40-235 inch vs 30-200 inch