4K, Ultra HD, lossis 2160p yog ib qho kev daws teeb meem ntawm 3840 x 2160 pixels lossis 8.3 megapixels tag nrho. Nrog ntau thiab ntau dua 4K cov ntsiab lus muaj thiab cov nqi ntawm 4K cov lus yuav poob qis, 4K kev daws teeb meem yog maj mam tab sis tsis tu ncua ntawm nws txoj kev los hloov 1080p raws li tus qauv tshiab.

Yog tias koj tuaj yeem them taus cov khoom siv yuav tsum tau khiav 4K smoothly, nws yeej tsim nyog nws.

Tsis zoo li qhov kev daws teeb meem qis dua uas muaj cov duab ntsug hauv lawv daim ntawv lo, xws li 1080p rau 1920 × 1080 Full HD lossis 1440p rau 2560 × 1440 Quad HD, 4K daws teeb meem cuam tshuam txog li 4,000 kab rov tav pixels hloov tus nqi ntsug.

Raws li 4K lossis Ultra HD muaj 2160 ntsug pixels, nws kuj yog qee zaum hu ua 2160p.

Tus qauv 4K UHD uas yog siv rau TVs, saib, thiab video games kuj tseem dubbed raws li UHD-1 lossis UHDTV daws teeb meem, whereas hauv kev ua yeeb yaj kiab thiab yees duab, 4K kev daws teeb meem yog sau tias DCI-4K (Digital Cinema Initiatives) nrog 4096 x 2160 pixels lossis 8.8 megapixels hauv tag nrho.

Lub Digital Cinema Initiatives-4K daws teeb meem nta 256: 135 (1.9: 1) nam piv, thaum 4K UHD muaj qhov sib piv ntau dua 16: 9.