Can I use
?

CSS image-set

- WD

Method of letting the browser pick the most appropriate CSS background image from a given set, primarily for high PPI screens.

IE

  1. 5.5 - 10: Not supported
  2. 11: Not supported

Edge

  1. 12 - 18: Not supported
  2. 79 - 85: Supported
  3. 86: Supported

Firefox

  1. 2 - 80: Not supported
  2. 81: Not supported
  3. 82 - 83: Not supported

Chrome

  1. 4 - 20: Not supported
  2. 21 - 85: Supported
  3. 86: Supported
  4. 87 - 89: Supported

Safari

  1. 3.1 - 5.1: Not supported
  2. 6 - 9.1: Supported
  3. 10 - 13.1: Supported
  4. 14: Supported
  5. TP: Supported

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 70: Supported
  3. 71: Supported

iOS Safari

  1. 3.2 - 5.1: Not supported
  2. 6 - 9.3: Supported
  3. 10 - 13.7: Supported
  4. 14: Supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.3: Not supported
  2. 4.4 - 4.4.4: Supported
  3. 81: Supported

Blackberry Browser

  1. 7: Not supported
  2. 10: Supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 59: Supported

Chrome for Android

  1. 85: Supported

Firefox for Android

  1. 79: Not supported

IE Mobile

  1. 10: Not supported
  2. 11: Not supported

UC Browser for Android

  1. 12.12: Supported

Samsung Internet

  1. 4 - 11.2: Supported
  2. 12.0: Supported

QQ Browser

  1. 10.4: Supported

Baidu Browser

  1. 7.12: Supported

KaiOS Browser

  1. 2.5: Not supported
Resources:
Demo
Firefox feature request bug
Microsoft Edge feature request on UserVoice