Latest Mi Browser 2 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; U; Android 7.1; en-us; MI 4S Build/LMY47V) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/42.0.0.0 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 7 Mi 4S
Mozilla/5.0 (Linux; U; Android 6.0; ru-ru; MI 5 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/42.0.0.0 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 5
Mozilla/5.0 (Linux; U; Android 6.0; pt-pt; MI 5 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 5
Mozilla/5.0 (Linux; U; Android 6.0; pt-br; MI 5 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/42.0.0.0 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 5
Mozilla/5.0 (Linux; U; Android 6.0; en-gb; MI 5 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 5
Mozilla/5.0 (Linux; U; Android 6.0; en-gb; MI 5 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/42.0.0.0 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 5
Mozilla/5.0 (Linux; U; Android 6.0.1; zh-cn; MI 4LTE Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1NULL Android 6 Mi 4 LTE
Mozilla/5.0 (Linux; U; Android 6.0.1; ru-ru; Redmi 3X Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Redmi 3X
Mozilla/5.0 (Linux; U; Android 6.0.1; ru-ru; MI MAX Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi Max
Mozilla/5.0 (Linux; U; Android 6.0.1; ru-ru; MI 4W Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 4W
Mozilla/5.0 (Linux; U; Android 6.0.1; ru-ru; MI 4W Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/42.0.0.0 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 4W
Mozilla/5.0 (Linux; U; Android 6.0.1; ru-ru; MI 4LTE Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 4 LTE
Mozilla/5.0 (Linux; U; Android 6.0.1; ru-ru; MI 3W Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi 3W
Mozilla/5.0 (Linux; U; Android 6.0.1; pt-br; MI MAX Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi Max
Mozilla/5.0 (Linux; U; Android 6.0.1; id-id; MI MAX Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi Max
Mozilla/5.0 (Linux; U; Android 6.0.1; fr-fr; MI MAX Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 6 Mi Max
Mozilla/5.0 (Linux; U; Android 5.1; uk-ua; MI PAD 2 Build/LMY47I) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 5 Mi Pad 2
Mozilla/5.0 (Linux; U; Android 5.1; ru-ru; MI PAD 2 Build/LMY47I) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/46.0.2490.85 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 5 Mi Pad 2
Mozilla/5.0 (Linux; U; Android 5.1; ru-ru; MI PAD 2 Build/LMY47I) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/42.0.0.0 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 5 Mi Pad 2
Mozilla/5.0 (Linux; U; Android 5.1; en-gb; MI PAD 2 Build/LMY47I) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/42.0.0.0 Mobile Safari/537.36 XiaoMi/MiuiBrowser/2.1.1 Android 5 Mi Pad 2