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 |
| Units | Duration | century | narrow-one-nominative | ta | {0} நூ. | {0}நூ. | modern |
| narrow-other-nominative |
| microsecond | narrow-one-nominative | {0} μs | {0}μs |
| narrow-other-nominative |
| nanosecond | narrow-one-nominative | {0} நா.செ. | {0}நா.செ. |
| narrow-other-nominative |
| Graphics | dot | narrow-one-nominative | {0} புள்ளி | {0}புள்ளி |
| narrow-other-nominative |
| dot-per-centimeter | narrow-one-nominative | {0} பு / செ.மீ | {0}பு/செ.மீ |
| narrow-other-nominative |
| dot-per-inch | narrow-one-nominative | {0} பு / அங். | {0}பு/அங். |
| narrow-other-nominative |
| em | narrow-one-nominative | {0} எம் | {0}எம் |
| narrow-other-nominative |
| megapixel | narrow-one-nominative | {0} எம்.பி | {0}எம்.பி |
| narrow-other-nominative |
| pixel | narrow-one-nominative | {0} பிக் | {0}பிக் |
| narrow-other-nominative |
| Length | earth-radius | narrow-one-nominative | {0} R⊕ | {0}R⊕ |
| narrow-other-nominative |
| micrometer | narrow-one-nominative | {0} μமீ. | {0}μமீ. |
| narrow-other-nominative |
| nanometer | narrow-one-nominative | {0} நா.மீ. | {0}நா.மீ. |
| narrow-other-nominative |
| parsec | narrow-one-nominative | {0} பு.நொ. | {0}பு.நொ. |
| narrow-other-nominative |
| astronomical-unit | narrow-one-nominative | {0} வா.அ. | {0}வா.அ. |
| narrow-other-nominative |
| furlong | narrow-one-nominative | {0} பர் | {0}பர் |
| narrow-other-nominative |
| fathom | narrow-one-nominative | {0} ஃபே. | {0}ஃபே. |
| narrow-other-nominative |
| nautical-mile | narrow-one-nominative | {0} க.மை. | {0}க.மை. |
| narrow-other-nominative |
| point | narrow-one-nominative | {0} அ.பு. | {0}அ.பு. |
| narrow-other-nominative |
| solar-radius | narrow-one-nominative | {0} R☉ | {0}R☉ |
| narrow-other-nominative |
| Area | square-centimeter | narrow-one-nominative | {0} செ.மீ.² | {0}செ.மீ.² |
| narrow-other-nominative |
| square-yard | narrow-one-nominative | {0} யா² | {0}யா² |
| square-inch | {0} அங்.² | {0}அங்.² |
| narrow-other-nominative |
| dunam | narrow-one-nominative | {0} ட்யூனம் | {0}ட்யூனம் |
| narrow-other-nominative |
| Volume | cubic-meter | narrow-one-nominative | {0} மீ³ | {0}மீ³ |
| narrow-other-nominative |
| cubic-centimeter | narrow-one-nominative | {0} செ.மீ.³ | {0}செ.மீ.³ |
| narrow-other-nominative |
| cubic-yard | narrow-one-nominative | {0} யா.³ | {0}யா.³ |
| narrow-other-nominative |
| cubic-foot | narrow-one-nominative | {0} அடி³ | {0}அடி³ |
| narrow-other-nominative |
| cubic-inch | narrow-one-nominative | {0} அங்.³ | {0}அங்.³ |
| narrow-other-nominative |
| megaliter | narrow-one-nominative | {0} மெ.லி. | {0}மெ.லி. |
| narrow-other-nominative |
| hectoliter | narrow-one-nominative | {0} ஹெ.லி. | {0}ஹெ.லி. |
| narrow-other-nominative |
| deciliter | narrow-one-nominative | {0} டெ.லி. | {0}டெ.லி. |
| narrow-other-nominative |
| centiliter | narrow-one-nominative | {0} செ.லி. | {0}செ.லி. |
| narrow-other-nominative |
| milliliter | narrow-one-nominative | {0} மிலி | {0}மிலி |
| narrow-other-nominative |
| pint-metric | narrow-one-nominative | {0} மெ.பி. | {0}மெ.பி. |
| narrow-other-nominative |
| cup-metric | narrow-one-nominative | {0} மெ.கோ. | {0}மெ.கோ. |
| narrow-other-nominative |
| acre-foot | narrow-one-nominative | {0} ஏக். அடி | {0}ஏக். அடி |
| narrow-other-nominative |
| bushel | narrow-one-nominative | {0} புச. | {0}புச. |
| narrow-other-nominative |
| gallon | narrow-one-nominative | {0} கேல. | {0}கேல. |
| narrow-other-nominative |
| pint | narrow-one-nominative | {0} பின். | {0}பின். |
| narrow-other-nominative |
| cup | narrow-one-nominative | {0} கோ. | {0}கோ. |
| narrow-other-nominative |
| fluid-ounce | narrow-one-nominative | {0} தி. அவு. | {0}தி.அவு. |
| narrow-other-nominative |
| tablespoon | narrow-one-nominative | {0} மே.க. | {0}மே.க. |
| narrow-other-nominative |
| teaspoon | narrow-one-nominative | {0} தே.க. | {0}தே.க. |
| narrow-other-nominative |
| barrel | narrow-one-nominative | {0} பீப். | {0}பீப். |
| narrow-other-nominative |
| dessert-spoon | narrow-one-nominative | {0} இ.க. | {0}இ.க. |
| narrow-other-nominative |
| drop | narrow-one-nominative | {0} துளி | {0}துளி |
| narrow-other-nominative |
| jigger | narrow-one-nominative | {0} ஜிக. | {0}ஜிக. |
| narrow-other-nominative |
| pinch | narrow-one-nominative | {0} சிட்டி | {0}சிட்டி |
| narrow-other-nominative |
| Speed and Acceleration | meter-per-square-second | narrow-one-nominative | {0} மீ/வி² | {0}மீ/வி² |
| narrow-other-nominative |
| knot | narrow-one-nominative | {0} நா. | {0}நா. |
| narrow-other-nominative |
| Mass and Weight | metric-ton | narrow-one-nominative | {0} ட. | {0}ட. |
| narrow-other-nominative |
| milligram | narrow-one-nominative | {0} மி.கி. | {0}மி.கி. |
| narrow-other-nominative |
| microgram | narrow-one-nominative | {0} μகி | {0}μகி |
| narrow-other-nominative |
| ton | narrow-one-nominative | {0} டன் | {0}டன் |
| narrow-other-nominative |
| ounce-troy | narrow-one-nominative | {0} அவு. டி. | {0}அவு. டி. |
| narrow-other-nominative |
| carat | narrow-one-nominative | {0} கேர. | {0}கேர. |
| narrow-other-nominative |
| dalton | narrow-one-nominative | {0} டா. | {0}டா. |
| narrow-other-nominative |
| earth-mass | narrow-one-nominative | {0} M⊕ | {0}M⊕ |
| narrow-other-nominative |
| solar-mass | narrow-one-nominative | {0} M☉ | {0}M☉ |
| narrow-other-nominative |
| grain | narrow-one-nominative | {0} கிரைன் | {0}கிரைன் |
| narrow-other-nominative |
| Energy and Power | kilocalorie | narrow-one-nominative | {0} கி.கலோ. | {0}கி.கலோ. |
| narrow-other-nominative |
| calorie | narrow-one-nominative | {0} கலோ. | {0}கலோ. |
| narrow-other-nominative |
| foodcalorie | narrow-one-nominative |
| narrow-other-nominative |
| kilojoule | narrow-one-nominative | {0} கி.ஜூ. | {0}கி.ஜூ. |
| narrow-other-nominative |
| joule | narrow-one-nominative | {0} ஜூ. | {0}ஜூ. |
| narrow-other-nominative |
| electronvolt | narrow-one-nominative | {0} eV | {0}eV |
| narrow-other-nominative |
| british-thermal-unit | narrow-one-nominative | {0} பி.டி.யூ | {0}பி.டி.யூ |
| narrow-other-nominative |
| gigawatt | narrow-one-nominative | {0} கி.வாட். | {0}கி.வாட். |
| narrow-other-nominative |
| megawatt | narrow-one-nominative | {0} மெ.வா. | {0}மெ.வா. |
| narrow-other-nominative |
| milliwatt | narrow-one-nominative | {0} மி.வா. | {0}மி.வா. |
| narrow-other-nominative |
| Electrical and Frequency | ampere | narrow-one-nominative | {0} ஆம். | {0}ஆம். |
| narrow-other-nominative |
| milliampere | narrow-one-nominative | {0} மி.ஆ. | {0}மி.ஆ. |
| narrow-other-nominative |
| ohm | narrow-one-nominative | {0} Ω | {0}Ω |
| narrow-other-nominative |
| volt | narrow-one-nominative | {0} வோ. | {0}வோ. |
| narrow-other-nominative |
| Weather | bar | narrow-one-nominative | {0} பார் | {0}பார் |
| atmosphere | {0} atm | {0}atm |
| narrow-other-nominative |
| pascal | narrow-one-nominative | {0} பா. | {0}பா. |
| narrow-other-nominative |
| kilopascal | narrow-one-nominative | {0} கிபா | {0}கிபா |
| narrow-other-nominative |
| megapascal | narrow-one-nominative | {0} மெபா | {0}மெபா |
| narrow-other-nominative |
| Digital | petabyte | narrow-one-nominative | {0} PB | {0}PB |
| narrow-other-nominative |
| terabyte | narrow-one-nominative | {0} TB | {0}TB |
| narrow-other-nominative |
| terabit | narrow-one-nominative | {0} Tb | {0}Tb |
| narrow-other-nominative |
| gigabyte | narrow-one-nominative | {0} GB | {0}GB |
| narrow-other-nominative |
| gigabit | narrow-one-nominative | {0} Gb | {0}Gb |
| narrow-other-nominative |
| megabyte | narrow-one-nominative | {0} MB | {0}MB |
| narrow-other-nominative |
| megabit | narrow-one-nominative | {0} Mb | {0}Mb |
| narrow-other-nominative |
| kilobyte | narrow-one-nominative | {0} kB | {0}kB |
| narrow-other-nominative |
| kilobit | narrow-one-nominative | {0} kb | {0}kb |
| narrow-other-nominative |
| byte | narrow-one-nominative | {0} பை. | {0}பை. |
| narrow-other-nominative |
| bit | narrow-one-nominative | {0} பிட் | {0}பிட் |
| narrow-other-nominative |
| Other Units | revolution | narrow-one-nominative | {0} சுழற். | {0}சுழற். |
| narrow-other-nominative |
| radian | narrow-one-nominative | {0} ரேடி. | {0}ரேடி. |
| narrow-other-nominative |
| karat | narrow-one-nominative | {0} கார. | {0}கார. |
| narrow-other-nominative |
| permillion | narrow-one-nominative | {0} ப./மி. | {0}ப./மி. |
| narrow-other-nominative |
| mole | narrow-one-nominative | {0} மோல் | {0}மோல் |
| narrow-other-nominative |
| liter-per-kilometer | narrow-one-nominative | {0} லி./கி.மீ. | {0}லி./கி.மீ. |
| narrow-other-nominative |
| mile-per-gallon | narrow-one-nominative | {0} மை./கே. | {0}மை./கே. |
| narrow-other-nominative |
| pound-force | narrow-one-nominative | {0} ப.வி | {0}ப.வி |
| narrow-other-nominative |
| lux | narrow-one-nominative | {0} லக். | {0}லக். |
| narrow-other-nominative |
| candela | narrow-one-nominative | {0} கேண்ட. | {0}கேண்ட. |
| narrow-other-nominative |
| lumen | narrow-one-nominative | {0} லூம. | {0}லூம. |
| narrow-other-nominative |
| solar-luminosity | narrow-one-nominative | {0} L☉ | {0}L☉ |
| narrow-other-nominative |
| pound-force-foot | narrow-one-nominative | {0} ப.அடி | {0}ப.அடி |
| narrow-other-nominative |
| newton-meter | narrow-one-nominative | {0} நியூ.மீ | {0}நியூ.மீ |
| narrow-other-nominative |