{
  "title":"Media Queries: resolution feature",
  "description":"Allows a media query to be set based on the device pixels used per CSS unit. While the standard uses `min`/`max-resolution` for this, some browsers support the older non-standard `device-pixel-ratio` media query.",
  "spec":"http://www.w3.org/TR/css3-mediaqueries/#resolution",
  "status":"rec",
  "links":[
    {
      "url":"http://www.w3.org/blog/CSS/2012/06/14/unprefix-webkit-device-pixel-ratio/",
      "title":"How to unprefix -webkit-device-pixel-ratio"
    },
    {
      "url":"https://bugs.webkit.org/show_bug.cgi?id=78087",
      "title":"WebKit Bug 78087: Implement the 'resolution' media query"
    },
    {
      "url":"https://compat.spec.whatwg.org/#css-media-queries-webkit-device-pixel-ratio",
      "title":"WHATWG Compatibility Standard: -webkit-device-pixel-ratio"
    }
  ],
  "bugs":[
    {
      "description":"Microsoft Edge has a bug where `min-resolution` less than `1dpcm` [is ignored](http://jsfiddle.net/behmjd5t/)."
    }
  ],
  "categories":[
    "CSS",
    "CSS3"
  ],
  "stats":{
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      "5.5":"n",
      "6":"n",
      "7":"n",
      "8":"n",
      "9":"a #1",
      "10":"a #1",
      "11":"a #1"
    },
    "edge":{
      "12":"y",
      "13":"y",
      "14":"y",
      "15":"y"
    },
    "firefox":{
      "2":"n",
      "3":"n",
      "3.5":"a #2",
      "3.6":"a #2",
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      "6":"a #2",
      "7":"a #2",
      "8":"a #2",
      "9":"a #2",
      "10":"a #2",
      "11":"a #2",
      "12":"a #2",
      "13":"a #2",
      "14":"a #2",
      "15":"a #2",
      "16":"y",
      "17":"y",
      "18":"y",
      "19":"y",
      "20":"y",
      "21":"y",
      "22":"y",
      "23":"y",
      "24":"y",
      "25":"y",
      "26":"y",
      "27":"y",
      "28":"y",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
      "49":"y",
      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y"
    },
    "chrome":{
      "4":"a x #3",
      "5":"a x #3",
      "6":"a x #3",
      "7":"a x #3",
      "8":"a x #3",
      "9":"a x #3",
      "10":"a x #3",
      "11":"a x #3",
      "12":"a x #3",
      "13":"a x #3",
      "14":"a x #3",
      "15":"a x #3",
      "16":"a x #3",
      "17":"a x #3",
      "18":"a x #3",
      "19":"a x #3",
      "20":"a x #3",
      "21":"a x #3",
      "22":"a x #3",
      "23":"a x #3",
      "24":"a x #3",
      "25":"a x #3",
      "26":"a x #3",
      "27":"a x #3",
      "28":"a x #3",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
      "33":"y",
      "34":"y",
      "35":"y",
      "36":"y",
      "37":"y",
      "38":"y",
      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y",
      "46":"y",
      "47":"y",
      "48":"y",
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      "50":"y",
      "51":"y",
      "52":"y",
      "53":"y",
      "54":"y",
      "55":"y",
      "56":"y",
      "57":"y",
      "58":"y",
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    "safari":{
      "3.1":"n",
      "3.2":"n",
      "4":"a x #3",
      "5":"a x #3",
      "5.1":"a x #3",
      "6":"a x #3",
      "6.1":"a x #3",
      "7":"a x #3",
      "7.1":"a x #3",
      "8":"a x #3",
      "9":"a x #3",
      "9.1":"a x #3",
      "10":"a x #3",
      "10.1":"a x #3",
      "TP":"a x #3"
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    "opera":{
      "9":"n",
      "9.5-9.6":"a x #3",
      "10.0-10.1":"a x #3",
      "10.5":"a x #3",
      "10.6":"a x #3",
      "11":"a x #3",
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      "11.5":"a x #3",
      "11.6":"a x #3",
      "12":"a x #3",
      "12.1":"y",
      "15":"y",
      "16":"y",
      "17":"y",
      "18":"y",
      "19":"y",
      "20":"y",
      "21":"y",
      "22":"y",
      "23":"y",
      "24":"y",
      "25":"y",
      "26":"y",
      "27":"y",
      "28":"y",
      "29":"y",
      "30":"y",
      "31":"y",
      "32":"y",
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      "34":"y",
      "35":"y",
      "36":"y",
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      "39":"y",
      "40":"y",
      "41":"y",
      "42":"y",
      "43":"y",
      "44":"y",
      "45":"y"
    },
    "ios_saf":{
      "3.2":"u",
      "4.0-4.1":"a x #3",
      "4.2-4.3":"a x #3",
      "5.0-5.1":"a x #3",
      "6.0-6.1":"a x #3",
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      "8":"a x #3",
      "8.1-8.4":"a x #3",
      "9.0-9.2":"a x #3",
      "9.3":"a x #3",
      "10.0-10.2":"a x #3"
    },
    "op_mini":{
      "all":"a #1"
    },
    "android":{
      "2.1":"u",
      "2.2":"u",
      "2.3":"a x #3",
      "3":"a x #3",
      "4":"a x #3",
      "4.1":"a x #3",
      "4.2-4.3":"a x #3",
      "4.4":"y",
      "4.4.3-4.4.4":"y",
      "53":"y"
    },
    "bb":{
      "7":"a x #3",
      "10":"a x #3"
    },
    "op_mob":{
      "10":"a x #3",
      "11":"a x #3",
      "11.1":"a x #3",
      "11.5":"a x #3",
      "12":"a x #3",
      "12.1":"y",
      "37":"y"
    },
    "and_chr":{
      "56":"y"
    },
    "and_ff":{
      "51":"y"
    },
    "ie_mob":{
      "10":"a #1",
      "11":"a #1"
    },
    "and_uc":{
      "11":"a x #3"
    },
    "samsung":{
      "4":"y"
    },
    "and_qq":{
      "1.2":"y"
    }
  },
  "notes":"",
  "notes_by_num":{
    "1":"Supports the `dpi` unit, but does not support `dppx` or `dpcm` units.",
    "2":"Firefox before 16 supports only `dpi` unit, but you can set `2dppx` per `min--moz-device-pixel-ratio: 2`",
    "3":"Supports the non-standard `min`/`max-device-pixel-ratio`"
  },
  "usage_perc_y":66.95,
  "usage_perc_a":30.85,
  "ucprefix":false,
  "parent":"css-mediaqueries",
  "keywords":"@media,device-pixel-ratio,resolution,dppx,dpcm,dpi",
  "ie_id":"mediaqueriesresolutionfeature,dppxunitfortheresolutionmediaquery",
  "chrome_id":"5944509615570944",
  "firefox_id":"",
  "webkit_id":"",
  "shown":true
}