Ko te 4K, Ultra HD, 2160p rānei, he taumira mata o te 3840 x 2160 pika, arā, 8.3 megapixels katoa. I te mea kei te piki haere te maha o ngā ihirangi 4K e wātea ana, ā, kei te heke haere hoki ngā utu mō ngā mata 4K, kei te haere mārire te taumira 4K ki te whakakapi i te 1080p hei paerewa hou.

Mena ka taea e koe te utu i ngā taputapu e hiahiatia ana hei whakahaere maeneene i te 4K, he tino pai te utu.

He rerekē tēnei i ngā whakarāpopototanga taumira mata iti iho, arā, kei roto ngā pika poutū i roto i te tapanga, pērā i te 1080p mō te 1920×1080 Full HD, 1440p rānei mō te 2560×1440 Quad HD, ko te taumira 4K e tohu ana i te 4,000 pika whakapae, kaua ko te uara poutū.

I te mea he 2160 ngā pika poutū o te 4K, Ultra HD rānei, ka kiia hoki i ētahi wā ko te 2160p.

Ko te paerewa 4K UHD e whakamahia ana mō ngā pouaka whakaata, ngā mata tirotiro, me ngā kēmu ataata e kiia ana ko te taumira UHD-1, ko te UHDTV rānei, engari i roto i te hanga kiriata me te ataata ngaio, ko te taumira 4K e kiia ana ko DCI-4K (Digital Cinema Initiatives) me te 4096 x 2160 pika, 8.8 megapixels rānei te katoa.

Ko te taumira o te Digital Cinema Initiatives-4K he 256:135 (1.9:1) te ōwehenga āhua, ko te 4K UHD ia he 16:9 te ōwehenga noa.