4K, Ultra HD, lossis 2160p yog qhov kev daws teeb meem ntawm 3840 x 2160 pixels lossis tag nrho 8.3 megapixels. Nrog rau ntau cov ntsiab lus 4K muaj thiab cov nqi ntawm cov zaub 4K poob qis, qhov kev daws teeb meem 4K maj mam tab sis ruaj khov ntawm nws txoj kev los hloov 1080p ua tus qauv tshiab.

Yog tias koj them taus cov khoom siv kho vajtse uas xav tau los khiav 4K kom du, nws yeej tsim nyog.

Tsis zoo li cov lus luv luv ntawm qhov screen resolution uas muaj cov pixels ntsug hauv lawv daim ntawv lo, xws li 1080p rau 1920 × 1080 Full HD lossis 1440p rau 2560 × 1440 Quad HD, 4K resolution txhais tau tias kwv yees li 4,000 pixels kab rov tav es tsis yog tus nqi ntsug.

Vim tias 4K lossis Ultra HD muaj 2160 pixels ntsug, nws kuj qee zaum hu ua 2160p.

Tus qauv 4K UHD uas siv rau TVs, monitors, thiab video games kuj raug hu ua UHD-1 lossis UHDTV resolution, thaum nyob rau hauv kev tsim yeeb yaj kiab thiab video, qhov kev daws teeb meem 4K raug hu ua DCI-4K (Digital Cinema Initiatives) nrog 4096 x 2160 pixels lossis 8.8 megapixels tag nrho.

Qhov kev daws teeb meem Digital Cinema Initiatives-4K muaj qhov sib piv ntawm 256: 135 (1.9: 1), thaum 4K UHD muaj qhov sib piv ntawm 16: 9.