diff --git a/src/js/player.js b/src/js/player.js
index ece584467..8eceeaa37 100644
--- a/src/js/player.js
+++ b/src/js/player.js
@@ -776,6 +776,19 @@ class Player extends Component {
     // Default state of video is paused
     this.addClass('vjs-paused');
 
+    const deviceClassNames = [
+      'IS_SMART_TV',
+      'IS_TIZEN',
+      'IS_WEBOS',
+      'IS_ANDROID',
+      'IS_IPAD',
+      'IS_IPHONE'
+    ].filter(key => browser[key]).map(key => {
+      return 'vjs-device-' + key.substring(3).toLowerCase().replace(/\_/g, '-');
+    });
+
+    this.addClass(...deviceClassNames);
+
     // Add a style element in the player that we'll use to set the width/height
     // of the player in a way that's still overridable by CSS, just like the
     // video element
diff --git a/src/js/utils/browser.js b/src/js/utils/browser.js
index e85ee4f9e..607986d92 100644
--- a/src/js/utils/browser.js
+++ b/src/js/utils/browser.js
@@ -156,6 +156,14 @@ export let IS_TIZEN = false;
  */
 export let IS_WEBOS = false;
 
+/**
+ * Whether or not this is a Smart TV (Tizen or WebOS) device.
+ *
+ * @static
+ * @type {Boolean}
+ */
+export let IS_SMART_TV = false;
+
 /**
  * Whether or not this device is touch-enabled.
  *
@@ -255,7 +263,9 @@ if (!IS_CHROMIUM) {
 
   IS_WEBOS = (/Web0S/i).test(USER_AGENT);
 
-  IS_SAFARI = (/Safari/i).test(USER_AGENT) && !IS_CHROME && !IS_ANDROID && !IS_EDGE && !IS_TIZEN && !IS_WEBOS;
+  IS_SMART_TV = IS_TIZEN || IS_WEBOS;
+
+  IS_SAFARI = (/Safari/i).test(USER_AGENT) && !IS_CHROME && !IS_ANDROID && !IS_EDGE && !IS_SMART_TV;
 
   IS_WINDOWS = (/Windows/i).test(USER_AGENT);
 
diff --git a/test/unit/player.test.js b/test/unit/player.test.js
index 4feb3ea34..34ce4a6a9 100644
--- a/test/unit/player.test.js
+++ b/test/unit/player.test.js
@@ -967,6 +967,84 @@ QUnit.test('should add a touch-enabled classname when touch is supported', funct
   player.dispose();
 });
 
+QUnit.test('should add smart-tv classname when on smart tv', function(assert) {
+  assert.expect(1);
+
+  browser.stub_IS_SMART_TV(true);
+
+  const player = TestHelpers.makePlayer({});
+
+  assert.ok(player.hasClass('vjs-device-smart-tv'), 'smart-tv classname added');
+
+  browser.reset_IS_SMART_TV();
+  player.dispose();
+});
+
+QUnit.test('should add webos classname when on webos', function(assert) {
+  assert.expect(1);
+
+  browser.stub_IS_WEBOS(true);
+
+  const player = TestHelpers.makePlayer({});
+
+  assert.ok(player.hasClass('vjs-device-webos'), 'webos classname added');
+
+  browser.reset_IS_WEBOS();
+  player.dispose();
+});
+
+QUnit.test('should add tizen classname when on tizen', function(assert) {
+  assert.expect(1);
+
+  browser.stub_IS_TIZEN(true);
+
+  const player = TestHelpers.makePlayer({});
+
+  assert.ok(player.hasClass('vjs-device-tizen'), 'tizen classname added');
+
+  browser.reset_IS_TIZEN();
+  player.dispose();
+});
+
+QUnit.test('should add android classname when on android', function(assert) {
+  assert.expect(1);
+
+  browser.stub_IS_ANDROID(true);
+
+  const player = TestHelpers.makePlayer({});
+
+  assert.ok(player.hasClass('vjs-device-android'), 'android classname added');
+
+  browser.reset_IS_ANDROID();
+  player.dispose();
+});
+
+QUnit.test('should add ipad classname when on ipad', function(assert) {
+  assert.expect(1);
+
+  browser.stub_IS_IPAD(true);
+
+  const player = TestHelpers.makePlayer({});
+
+  assert.ok(player.hasClass('vjs-device-ipad'), 'ipad classname added');
+
+  browser.reset_IS_IPAD();
+  player.dispose();
+});
+
+QUnit.test('should add iphone classname when on iphone', function(assert) {
+  assert.expect(1);
+
+  browser.stub_IS_IPHONE(true);
+
+  const player = TestHelpers.makePlayer({});
+
+  assert.ok(player.hasClass('vjs-device-iphone'), 'iphone classname added');
+
+  browser.reset_IS_IPHONE();
+  player.dispose();
+});
+
 QUnit.test('should add a svg-icons-enabled classname when svg icons are supported', function(assert) {
   // Stub a successful parsing of the SVG sprite.
   sinon.stub(window.DOMParser.prototype, 'parseFromString').returns({
@@ -3492,3 +3570,4 @@ QUnit.test('smooth seeking set to true should update the display time components
   seekBarUpdate.restore();
   player.dispose();
 });
+