Lists data fields that differ from the last major version (see versions above). Inherited differences in locales are suppressed, except where the source locales are different.
| Section | Page | Header | Code | Locale | Old | New | Level |
| Core Data | Alphabetic Information | Parse | date-lenient(:) | kab | [\:∶] | [\:∶︓﹕:] | moderate |
| Locale Display Names | Languages (A-D) | A | Adangme ► ada | Tadangmit | Tadanegmit | modern |
| Atikamekw ► atj | atj | Tatikamkawt |
| C | Cajun French ► frc | frc | Tafransist takadit |
| Cayuga ► cay | cay | Takayugat |
| Central Ojibwa ► ojc | ojc | Tujibwat talemmast |
| Chilcotin ► clc | clc | Tacilkuṭint |
| D | Dogri ► doi | doi | Tadugrit |
| Scripts | Other | Zsye | Emoji | Imujit |
| Geographic Regions | world | EU | Tiddukla n Turuft | Tiddukkla n Turuft | moderate |
| UN | Timura Idduklen | Timura Iddukklen |
| Keys | collation | collation | Amizzwer deg ufran | Amizwer deg ufr | modern |
| collation-ducet | Tanila n usmizzwer Unicode amezwer | Tanila n usemyizwer Unicod amezwaru |
| Date & Time | Fields | Date Fields | year-narrow | sg. | sg | moderate |
| Gregorian | Months - wide - Standalone | Sep | Ctember | Ctembeṛ |
| Oct | Tuber | Tubeṛ |
| Days - abbreviated - Standalone | sun | Yan | Ace |
| mon | San | Ari |
| tue | Kraḍ | Ara |
| wed | Kuẓ | Aha |
| thu | Sam | Amh |
| fri | Sḍis | Sem |
| sat | Say | Sed |
| Formats - Standard - Date & Time Combination Formats | full | {1} 'ɣef' {0} | {1}, {0} |
| long |
| full-atTime | ▷missing◁ | {1} 'ɣef' {0} |
| long-atTime |
| medium-atTime | {1}, {0} |
| short-atTime |
| Generic | full | {1} 'ɣef' {0} |
| long |
| full-atTime | ▷missing◁ | {1} 'ɣef' {0} |
| long-atTime |
| medium-atTime | {1}, {0} |
| short-atTime |
| Timezones | Africa | Cities and Regions | Algiers | Zzayer | Lezzayer |
| Numbers | Number Formatting Patterns | Standard Patterns | standard-currency-alphaNextToNumber | #,##0.00¤ | #,##0.00 ¤ | comprehensive |
| standard-currency-noCurrency | #,##0.00 |
| Units | Mass and Weight | tonne | long-displayName | ▷missing◁ | Iṭunen imitranen | modern |
| short-displayName | t |
| long-one-nominative | {0} n uṭun amitran |
| long-other-nominative | {0} n iṭunen imitranen |
| short-one-nominative | {0} t |
| short-other-nominative |
| metric-ton | long-displayName | Iṭunen imitranen | ▷removed◁ |
| short-displayName | t |
| long-one-nominative | {0} n uṭun amitran |
| long-other-nominative | {0} n iṭunen imitranen |
| short-one-nominative | {0} t |
| short-other-nominative |
| Characters | Smileys & Emotion | face-smiling | 😉 -name | udem yemmalen aɣmaz n tiṭ | udem s uɣmaz n tiṭ |
| 😉 –keywords |
| 😇 -name | E10–843 | udem icmumḥen am lmalaykat |
| 😇 –keywords |
| face-affection | 😙 -name | tasudent meqren | tasudent meqqren |
| 😙 –keywords |
| face-tongue | 😝 -name | E10–865 | udem ikemcen s yiles d-yeffɣen |
| 😝 –keywords |
| 🤑 -name | E10–1011 | udem s yidrimen |
| 🤑 –keywords |
| face-hand | 🫣 -name | E14–003 | udem s uɣummu n yiwet n tiṭ |
| 🫣 –keywords |
| 🤔 -name | udem ikecmen di ttexmim | udem yettxemmimen |
| 🤔 –keywords |
| 🫡 -name | E14–004 | udem yettwehhin |
| 🫡 –keywords |
| face-neutral-skeptical | 🤐 -name | udem d yimi ixaden | udem s yimi ixaḍen |
| 🤐 –keywords |
| 🤨 -name | afus irefden iḍudan bejqen | udem s timmi irefden |
| 🤨 –keywords |
| 😑 -name | udem war asunfal | udem war asenfali |
| 😑 –keywords |
| 😶 -name | ulac imi | udem s war imi |
| 😶 –keywords |
| 🫥 -name | E14–005 | udem s yizirig yettwagezmen |
| 🫥 –keywords |
| 😏 -name | acmumeh n tiherci | acmumeḥ n tiḥḥerci |
| 😏 –keywords |
| 😒 -name | udem ameklu | udem isxenfṛen |
| 😒 –keywords |
| 🙄 -name | baɛar s wallen | udem s wallen ibellɣen |
| 🙄 –keywords |
| 😬 -name | E10–880 | udem yesmejgaren |
| 😬 –keywords |
| 🫨 -name | ▷missing◁ | udem yettergigin |
| 🫨 –keywords |
| face-sleepy | 😌 -name | udem yenirsen | udem itheddnen |
| 😌 –keywords |
| 😔 -name | E10–856 | udem isaḥen |
| 😔 –keywords |
| 🤤 -name | asluddu | udem yeslulduyen |
| 🤤 –keywords |
| 😴 -name | udem anudam | udem yennudmen |
| 😴 –keywords |
| face-unwell | 😷 -name | udem s tgelmust | udem s tekmamt |
| 😷 –keywords |
| 🤕 -name | udem icudden deg uqerruy | udem s cced ɣef uqerru |
| 🤕 –keywords |
| 🤢 -name | E10–1028 | udem yettgarbaɛen |
| 🤢 –keywords |
| 🤮 -name | udem yettarran | udem d-yettarran |
| 🤮 –keywords |
| 🤧 -name | udem yettaḍasen | udem yettaɛḍasen |
| 🤧 –keywords |
| 🥴 -name | E11–014 | udem yettargigin |
| 🥴 –keywords |
| 😵 -name | E10–889 | udem s wallen iwecmen |
| 😵 –keywords |
| 🤯 -name | E10–1041 | aqerru yetterḍqen |
| 🤯 –keywords |
| face-hat | 🤠 -name | E10–1026 | udem s tcacit |
| 🤠 –keywords |
| 🥳 -name | E11–013 | udem n lferḥ |
| 🥳 –keywords |
| 🥸 -name | E13–003 | udem yeffren |
| 🥸 –keywords |
| face-glasses | 😎 -name | acmumeḥ s nwader n yiṭij | acmumeḥ s nnwḍer n yiṭij |
| 😎 –keywords |
| 🤓 -name | E10–1013 | udem n lqari |
| 🤓 –keywords |
| face-concerned | 🫤 -name | E14–006 | udem s yimi iɛewjen |
| 🫤 –keywords |
| 🙁 -name | E10–901 | udem iruḥen ad isxenfeṛ |
| 🙁 –keywords |
| 😲 -name | E10–886 | udem iwehmen |
| 😲 –keywords |
| 😳 -name | E10–887 | udem uzwiɣ |
| 😳 –keywords |
| 🥺 -name | E11–017 | abaṛuṛec n wallen |
| 🥺 –keywords |
| 😨 -name | E10–876 | udem iɣuylfen |
| 😨 –keywords |
| 😰 -name | E10–884 | udem itqellqen yerna tidi |
| 😰 –keywords |
| 😥 -name | uk | udem iḥeznen maca yertaḥ |
| 😥 –keywords |
| 😭 -name | E10–881 | yettexbibiḍ seg yimeṭṭawen |
| 😭 –keywords |
| Animals & Nature | animal-mammal | 🦁 -name | E10–1097 | izem |
| 🦁 –keywords |
| 🫏 -name | ▷missing◁ | aɣyul |
| 🫏 –keywords |
| 🦨 -name | E12–031 | anziḍ |
| 🦨 –keywords |
| animal-bird | 🪽 -name | ▷missing◁ | taḥemmaṛt |
| 🪽 –keywords |
| 🪿 -name | awezziw |
| 🪿 –keywords |
| animal-bug | 🦂 -name | E10–1098 | tiɣirdemt |
| 🦂 –keywords |
| Travel & Places | sky & weather | ⛄ -name | E10–100 | argazn udfel s war adfel |
| ⛄ –keywords |
| Symbols2 | zodiac | ♌ -name | Izem | E10-068 |
| ♌ –keywords |
| ♏ -name | Tiɣirdemt | E10-071 |
| ♏ –keywords |
| Miscellaneous | Displaying Lists | “Or” List | end | {0}, or {1} | {0}, neɣ {1} | moderate |