• Latest Vivo X21 user agents:
  • Vivo X21
    Network
    TechnologyGSM / CDMA / HSPA / LTE
    2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
    CDMA 800 & TD-SCDMA
    3G bandsHSDPA 850 / 900 / 1900 / 2100
    4G bands1, 2, 3, 5, 8, 34, 38, 39, 40, 41
    SpeedHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
    Launch
    Announced2018, March
    StatusAvailable. Released 2018, March
    Body
    Dimensions154.5 x 74.8 x 7.4 mm (6.08 x 2.94 x 0.29 in)
    Weight156.2 g (5.50 oz)
    BuildGlass front (Gorilla Glass 3), aluminum back, aluminum frame
    SIMHybrid Dual SIM (Nano-SIM, dual stand-by)
    Display
    TypeSuper AMOLED
    Size6.28 inches, 98.4 cm2 (~85.2% screen-to-body ratio)
    Resolution1080 x 2280 pixels, 19:9 ratio (~402 ppi density)
    ProtectionCorning Gorilla Glass 3
    Platform
    OSAndroid 8.1 (Oreo), Funtouch 4
    ChipsetQualcomm SDM660 Snapdragon 660 (14 nm)
    CPUOcta-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)
    GPUAdreno 512
    Memory
    Card slotmicroSDXC (uses shared SIM slot)
    Internal64GB 6GB RAM, 128GB 6GB RAM
    eMMC 5.1
    Main Camera
    Dual12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF
    5 MP, f/2.4, (depth)
    FeaturesLED flash, HDR, panorama
    Video1080p@30fps
    Selfie camera
    Single12 MP, f/2.0, (wide), 1/2.8", 1.28µm
    Video1080p@30fps
    Sound
    LoudspeakerYes
    3.5mm jackYes
    32-bit/192kHz audio
    Comms
    WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
    Bluetooth5.0, A2DP, LE
    GPSYes, with A-GPS, GLONASS
    NFCNo
    RadioFM radio
    USBmicroUSB 2.0, USB On-The-Go
    Features
    SensorsFingerprint (rear-mounted), accelerometer, proximity, compass
    Battery
    TypeLi-Ion 3200 mAh, non-removable
    ChargingFast charging 18W
    Misc
    ColorsBlack, Aurora White, Ruby Red
    Models1725, X21A
    PriceAbout 450 EUR
    User agent Platforms Browser
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.61 Mobile Safari/537.36 Android 9 Chrome Mobile 101
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.79 Mobile Safari/537.36 Android 9 Chrome Mobile 100
    Mozilla/5.0 (Linux; Android 9; vivo X21A Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.141 Mobile Safari/537.36 VivoBrowser/11.0.18.0 Android 9 vivo Browser 11
    Mozilla/5.0 (Linux; Android 9; vivo 1725 Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.141 Mobile Safari/537.36 VivoBrowser/7.14.4.0 Android 9 vivo Browser 7
    Mozilla/5.0 (Linux; Android 9; vivo X21A Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.84 Mobile Safari/537.36 VivoBrowser/9.5.14.0 Android 9 vivo Browser 9
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.104 Mobile Safari/537.36 Android 9 Chrome Mobile 96
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.92 Mobile Safari/537.36 Android 9 Chrome Mobile 96
    Mozilla/5.0 (Linux; Android 9; vivo X21A Build/PKQ1.180819.001) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 UBiOS/29.0.0.420 UBAndroid/29.0.0.420 Mobile Safari/537.36 Android 9 Chrome 69
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Mobile Safari/537.36 Android 9 Chrome Mobile 96
    Mozilla/5.0 (Linux; Android 9; vivo X21A) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.71 Mobile Safari/537.36 Android 9 Chrome Mobile 94
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.80 Mobile Safari/537.36 Android 9 Chrome Mobile 94
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Mobile Safari/537.36 Android 9 Chrome Mobile 94
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.82 Mobile Safari/537.36 Android 9 Chrome Mobile 93
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Mobile Safari/537.36 Android 9 Chrome Mobile 92
    Mozilla/5.0 (Linux; Android 11.1.1; Vivo X21 ) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.87 Mobile Safari/537.36 YaApp_Android/10.30 YaSearchBrowser/10.30 Android 11 Yandex Browser 10
    Mozilla/5.0 (Linux; Android 9; vivo 1725) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.131 Mobile Safari/537.36 Android 9 Chrome Mobile 92
    Mozilla/5.0 (Linux; Android 9; vivo X21A Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/68.0.3440.91 Mobile Safari/537.36 Mobads Android 9 Chrome Webview 68
    Mozilla/5.0 (Linux; Android 9; vivo X21A) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.89 Mobile Safari/537.36 Android 9 Chrome Mobile 84
    Mozilla/5.0 (Linux; Android 9; vivo X21A Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/76.0.3809.89 Mobile Safari/537.36 T7/11.26 SP-engine/2.22.0 baiduboxapp/11.26.0.10 (Baidu; P1 9) NABar/1.0 Android 9
    Mozilla/5.0 (Linux; Android 9; vivo X21A Build/PKQ1.180819.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.84 Mobile Safari/537.36 VivoBrowser/8.3.11.0 Android 9 vivo Browser 8