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rem (root em) units

Last updated on : 2023-03-20

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 8

9 - 10

11 - 11

12 - 111

2 - 3

3.6 - 113

4 - 114

3.2 - 4

5.1 - 16.4

9.5 - 11.5

11.6 - 95

Fully Supported

Partially

No Support

Browser Compatibility

rem (root em) units on IE is fully supported on 11-11, partially supported on 9-10, and not supported on 5.5-8 IE versions.

rem (root em) units on Edge is fully supported on all Edge versions.

rem (root em) units on Firefox is fully supported on 3.6-113, and not supported on 2-3 Firefox versions.

rem (root em) units on Chrome is fully supported on all Chrome versions.

rem (root em) units on Safari is fully supported on 5.1-16.4, and not supported on 3.2-4 Safari versions.

rem (root em) units on Opera is fully supported on 11.6-95, and not supported on 9.5-11.5 Opera versions.

rem (root em) units on Safari on iOS is fully supported on 4.2-16.4, partially supported on 5-5, and not supported on 3.2-3.2 Safari on iOS versions.

rem (root em) units on Android Browser is fully supported on all Android Browser versions.

rem (root em) units on Opera Mobile is fully supported on 12.1-73, and not supported on 10-11 Opera Mobile versions.

rem (root em) units on Chrome for Android is fully supported on all Chrome for Android versions.

rem (root em) units on Firefox for Android is fully supported on all Firefox for Android versions.

rem (root em) units on Samsung Internet is fully supported on all Samsung Internet versions.

Browser Support for rem (root em) units

rem (root em) units on Chrome

rem (root em) units on Safari

rem (root em) units on Firefox

rem (root em) units on Internet Explorer

rem (root em) units on Opera

rem (root em) units on Edge

References

Data sourced from

100

High

Overall Browser Compatibility Score

Note:rem (root em) units shows a browser compatibility score of 100. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.

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