I-UHD vs. OLED: Umhlahlandlela Wokuqhathanisa Wabathengisi

I-UHD ne-OLED ubuchwepheshe besikrini obudume ngendlela emangalisayo kumadivayisi afana nama-TV, ama-smartphone, iziqapha zedeskithophu, amakhompyutha aphathekayo, amaphilisi, ngisho namawashi ahlakaniphile. I-UHD, emfushane ye-Ultra High Definition, inikeza izithombe ezibukhali, ezinemininingwane eminingi kune-HD ejwayelekile.

Ngakolunye uhlangothi, izikrini ze-OLED zigqama ngoba azinciki ekukhanyeni kwangemuva, okuzenza zibe mncane kakhulu kuyilapho ziletha ukugqama okumangalisayo nemibala egqamile. Ngakho, lobu buchwepheshe buqhathaniswa kanjani? Le ndatshana izohlola yonke into abathengisi okufanele bayazi ngazo zombili lezi zinketho zabathengi babo ngo-2025.

Okuqukethwe
Iyini i-UHD? Izinga lokulungiswa kwesibonisi
Yini i-OLED? Ubuchwepheshe bokubonisa
I-UHD vs. OLED: Wonke umehluko abathengisi kufanele bazi
Isigwebo sokugcina

Iyini i-UHD? Izinga lokulungiswa kwesibonisi

I-Ultra-High Definition (UHD) isiza ukuqondisa abathengi ekubonisweni kwekhwalithi ephezulu. Empeleni, isho izikrini ezinokucaca okucijile, imibala yangempela yokuphila, nokunyakaza okushelelayo kunezikrini ze-HD ezijwayelekile.

Nakuba iningi licabanga ukuthi i-UHD isho izikrini ezinokulungiswa okungu-3,840 x 2,160 (noma 4K), igama lihlanganisa izinqumo eziphakeme ezifana no-5K no-8K. Abantu baphinde badideke UHD enophawu olufana ne-Crystal UHD, ebhekisela kumaphaneli e-LCD.

Khumbula ukuthi i-UHD isiza kuphela abathengi ukukhomba izibonisi zekhwalithi ephezulu futhi ingabhekiseli kubuchwepheshe obuthile. Ngokusho kwe-CEA, isikrini sifaneleka njenge-Ultra HD uma sinokulungiswa okuncane okungu-4k kanye ne-aspect ratio engu-16:9.

Yini i-OLED? Ubuchwepheshe bokubonisa

Ngokungafani nezikrini eziningi ze-UHD, Ama-Diode Wokukhanyisa Okukhanyayo Okuphilayo (Ama-OLED) adala ukukhanya nezithombe ngokuqondile. Lezi zibonisi zivame kakhulu kuma-smartphones, amakhompyutha aphathekayo, amathebulethi, neziqapha, futhi abathengi abaningi bazithanda ngenxa yokumnyama kwazo okujulile nokugqama okumangalisayo kwemibala. 

Lobu buchwepheshe bufeza kanjani umsebenzi onjalo? Ngokuvula nokuvala i-diode ngayinye ngogesi. Isibonelo, ama-diode azovala shaqa ngokuphelele lapho enza okumnyama, kudala amaphikseli amnyama angcono kakhulu angatholwa yinoma ubani namuhla.

Nokho, ukugqama kombala okukhethekile kanye nekhwalithi yesithombe akuzona kuphela izinzuzo Izikrini ze-OLED. Futhi zisiza abakhiqizi ukwenza amathebulethi, ama-smartphone, namakhompyutha aphathekayo abe mancane futhi aminyene. Njengoba bengadingi ukukhanyisa emuva, kunesikhala esingeziwe semiklamo eshelelekile nesimanjemanje.

I-UHD vs. OLED: Wonke umehluko abathengisi kufanele bazi

1. I-UHD iqhudelana ne-OLED: Amazinga ombala namnyama

Kwaphela iminyaka, Izikrini ze-OLED wabusa zonke izinto ukunemba umbala. Kodwa-ke, ukukhanya kwangemuva kubone intuthuko emangalisayo (ikakhulukazi ukwethulwa kobuchwepheshe bokukhanya kwe-quantum), okubenza basondelane nezinga lokusebenza kwe-OLED.

Namuhla, eziningi Amadivaysi e-Ultra HD eze nobubanzi bemibala emangalisayo, obuvumela ukuthi babonise imibala eminingi nakakhulu. Nokho, ikhwalithi yesithombe sesikrini isancike ekutheni singakhiqiza kanjani amathoni ajulile, amnyama—ayizici ezibalulekile zokudala imibala ecebile nokugqama okuqinile.

Izikrini ze-OLED zibusa lesi sigaba. Bahamba phambili ekukhiqizeni izibonisi zangempela ezimnyama futhi banikeza isilinganiso sokungafani esicishe singenakuqhathaniswa. Nakuba izikrini ze-UHD zisebenzisa ubuchwepheshe be-Full-Array Local Dimming (FLAD) ukuletha abamnyama abahlaba umxhwele, azifani nokusebenza kwe-OLED nokujula.

2. I-UHD vs. OLED: Bonisa ubuchwepheshe kanye nenani

Abaqaphi be-UHD bahlanganisa ubuchwepheshe be-LCD obuthuthukisiwe nokukhanyisa kwe-LED ukuze benze izinto ezibukwayo. Ngokungqubuzanayo, Ukuqapha kwe-OLEDs zisebenzisa izinhlanganisela eziphilayo ukukhiqiza ukuqondisa ukukhanya, ukususa isidingo sokukhanyiselwa emuva. Lo mklamo unikeza izikrini ze-OLED ama-engeli angcono wokubuka, imibala enembile, nokugqama okubukhali kunezinhlobonhlobo ze-UHD.

Okubaluleke nakakhulu, izikrini ze-OLED ngokuvamile zibiza kakhulu kune Izibonisi ze-UHD ngoba ubuchwepheshe kubiza kakhulu ukwenza. Nokho, abathengi abanezabelomali ezinkulu bangathola izikrini ze-OLED ezinezici ze-UHD. Ngakolunye uhlangothi, izikrini ze-UHD zithengeka kakhulu kodwa futhi zingadonsa isikhwama semali lapho ziqondise amamodeli angu-4 K.

3. I-OLED vs. I-Ultra HD: Ukusetshenziswa kwamandla

Izikrini ze-OLED zinamandla kakhulu kune-LCDs ezithombeni eziningi, zisebenzisa kuphela u-60% kuya ku-80% wamandla. Uma abathengi bebuka kakhulu izithombe ezimnyama, bazosebenzisa okuncane nakakhulu—cishe u-40% wamandla e-LCD. Nokho, ukubonisa ingemuva elimhlophe elikhanyayo (njengamadokhumenti noma amakhasi ewebhu) kungadla amandla aphindwe kathathu kunama-LCDs.

Ngakolunye uhlangothi, kwehlukile Izikrini ze-UHD. Ukusebenzisa kwabo amandla ngokuvamile kukhuphuka ngosayizi abakhulu besikrini nokulungiswa okuphezulu. Ngokwesilinganiso, isikrini se-UHD esingu-55 intshi sisebenzisa cishe amawathi angu-77, kuyilapho isibonisi esingu-4k sisebenzisa cishe ama-watts angu-80.

4. I-UHD vs. OLED: Ukunemba kokugqama nokunemba kombala

Izikrini ze-OLED babe nezilinganiso ezingcono kakhulu zokuqhathanisa nokunemba kombala kunezibonisi ze-UHD. Njengoba ekwazi ukucisha amaphikseli ngamanye, ama-OLED angakhiqiza abamnyama bangempela kanye nokugqama okumangazayo. Ngokuphambene, Izikrini ze-UHD ukulwa nokunemba kombala ngenxa yokukhanyisa kwabo emuva. Ngokuvamile kudala umehluko ophansi kanye nabamnyama abageziwe.

5. I-UHD vs. OLED: Ukucaca nokucaca

I-UHD inikeza ukucija okumangalisayo nokucaca, okuyenza ifaneleke ezibukweni ezihamba ngokushesha. Uma kuqhathaniswa, Izibonisi ze-OLED ngezinye izikhathi kungase kube nzima nokufiphala kokunyakaza noma ukunensa lapho uphatha izithombe ezisheshayo.

6. I-UHD vs. OLED: Ukukhanya nama-engeli wokubuka

Ngenxa yobuchwepheshe babo bokukhanyisa kabusha, Izikrini ze-UHD akhanya kakhulu kunama-OLED. Ingxenye engcono kakhulu? Lezi zikrini zibhanqwa nobuchwepheshe bechashazi le-quantum, okuqinisekisa ukuthi ababukeli bajabulela ukukhanya okungaguquki kungakhathaliseki ukuthi isikrini singakanani.

Lokho kusho, Ama-OLED bazibambele mathupha kulesi sigaba naphezu kokubeka phambili abamnyama abajulile. Banikeza umehluko omangalisayo phakathi kwezindawo ezikhanyayo nezimnyama, nakuba ukusebenzisa ukukhanya okuphezulu isikhathi eside kuzokwehlisa ubude besikhathi sesikrini.

Ukwengeza, i-OLED idlula i-UHD uma kukhulunywa ngama-engeli wokubuka. Iphakeme kakhulu, ngenxa yamaphikseli azikhanyisayo e-OLED aqinisekisa ukuthi izibukeli zingathola ikhwalithi yesithombe engashintshi kunoma iyiphi i-engeli. Kodwa-ke, izikrini ze-UHD zingase zibe nzima nezinkinga ze-pixel shutter, ezithinta ukucaca.

7. I-OLED TV vs. UHD TV: Izinga lokuvuselela nokunethezeka kwamehlo

Ubuchwepheshe besikrini ngasinye bungabuyekeza isibonisi saso ngokushesha kangakanani? Izibonisi ze-OLED ngokuvamile abe namazinga asheshayo kunama-UHD futhi abe nenzuzo ecacile endaweni yokunethezeka kwamehlo, futhi. Nali iqiniso elithakazelisayo: amamonitha e-Ultra HD akhipha ukukhanya okuluhlaza okungafika ku-66%, kuyilapho ama-OLED ekhulula kuphela u-33%, okuwenza abe ukukhetha okunempilo ukuze asetshenziswe isikhathi eside.

Isigwebo sokugcina

Ngakho-ke, kufanele abathengisi bathenge i-UHD noma OLED izikrini? Hhayi-ke, ubani othi ngeke bakwazi ukuzidayisa zombili? Izikrini ze-OLED zikhanga kunoma ubani ofuna ikhwalithi yesithombe engcono kakhulu nolwazi lokubuka. Amanye amamodeli aze anikeze izinzuzo ze-UHD uma abathengi bezimisele ukuzikhokhela. Ngakolunye uhlangothi, i-UHD ingaphezu kokwanele kunoma ubani ofuna isikrini esihle semidlalo yevidiyo nemidlalo yekhompyutha (ngisho namakholi wevidiyo).