Casiris has begun an Indiegogo InDemand campaign for its A6 4K ultra short throw projector. The gadget has triple laser technology with up to 2,200 ANSI lumens brightness and can project images up to 150-in (~381 cm) wide. Plus, a built-in 20 W speaker system supports Dolby Atmos and DTS-HD technologies.https://www.notebookcheck.net/Casiris-A6-4K-ultra-short-throw-projector-with-triple-laser-technology-arrives-on-Indiegogo.663703.0.html
Triple laser...but not triple DMD. Therefore Redmi 98" TV is likely the better buy at this price.