Apple iPad Air (2019) vs vivo X21i

Apple iPad Air (2019)
Apple iPad Air (2019)
vivo X21i
vivo X21i
Apple iPad Air (2019)
vivo X21i
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
  • 3G network
    HSDPA 850, 900, 1700(AWS), 1900, 2100
    HSDPA 850, 900, 2100
  • 4G network
    LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 11(1500), 12(700), 13(700), 14(700), 17(700), 18(800), 19(800), 20(800), 21(1500), 25(1900), 26(850), 29(700), 30(2300), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500), 46, 66(1700/2100), 71(600)
    LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
  • HSDPA speed
    42.2 Mbps
    -
  • HSUPA speed
    5.76 Mbps
    -
  • HSPA speed
    -
    HSPA
  • LTE speed
    LTE-A (CA) Cat16, 1024 Mbps download, 150 Mbps upload
    LTE
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2019-3
    2018-5
  • Status
    2019-3
    2018-5
  • Design
  • Build
    Aluminium alloy
    Aluminium alloy, glass
  • SIM
    Nano-SIM, Electronic SIM card (eSIM)
    Hybrid Dual SIM (Nano-SIM, dual stand-by)
  • Height
    174.1 mm
    154.4 mm
  • Width
    250.6 mm
    75 mm
  • Thickness
    6.1 mm
    7 mm
  • Weight
    456 g
    159 g
  • Stylus
    Yes
    -
  • Colors
    Silver, gold, gray
    Aurora White, Black, Ruby Red
  • Display
  • Display type
    IPS LCD capacitive touchscreen
    Super AMOLED capacitive touchscreen
  • Physical size
    10.5 inches
    6.28 inches
  • Resolution
    1668 x 2388 pixels
    1080 x 2280 pixels
  • Pixel density
    265 ppi
    402 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Scratch resistant, Retina display, Antireflective coating, Oleophobic (lipophobic) coating
    -
  • Multitouch
    Yes
    Yes
  • Display features
    DCI-P3 wide color gamut, True-tone
    -
  • Hardware
  • CPU
    Hexa-core
    Octa-core
  • CPU
    Dual-core 2.5 GHz Vortex
    Quad-core 2 GHz Cortex-A73
  • CPU(second)
    quad-core 1.59 GHz Tempest
    quad-core 2 GHz Cortex-A53
  • Chipset
    Apple A12 Bionic
    Mediatek MT6771 Helio P60
  • GPU
    Apple GPU (4-core graphics)
    Mali-G72 MP3
  • Memory RAM
    3 GB
    4, 6 GB
  • Internal storage
    64, 256 GB
    64, 128 GB
  • Memory card
    No
    microSD(uses second SIM slot)
  • Memory card max
    -
    256 GB
  • OS
  • OS
    iOS 12.1.3
    Android 8.1 (Oreo)
  • Main camera
  • Camera type
    -
    Dual
  • Main camera
    8 MP, f/2.4 , 31 mm, 1.12 µm
    12 MP, f/1.8 , 1.4 µm, 1/2.5"
  • 5 MP, f/2.4
  • Primary camera resolution
    3264 x 2448 pixels
    4032 x 3024 pixels
  • Primary camera video
    1080p@30fps
    1080p@30fps
  • Primary camera Autofocus
    -
    dual pixel phase detection autofocus
  • Primary camera flash
    -
    LED flash
  • Camera features
    Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, RAW
    Geo-tagging, HDR, face detection, panorama, touch focus
  • Selfie camera
  • Selfie camera
    7 MP, f/2.2 , 31 mm
    24 MP
  • Selfie camera resolution
    3088 x 2316 pixels
    5632 x 4224 pixels
  • Selfie camera video
    1080p@30fps
    1080p@30fps
  • Sound
  • 3.5mm jack
    No
    Yes
  • Loudspeaker
    Yes, with stereo speakers
    Yes
  • Notifications
    -
    Vibration; MP3, WAV ringtones
  • Earpiece
    -
    Yes
  • Multimedia
  • Radio
    No
    -
  • Radio FM
    -
    FM radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5 GHz, 802.11ac
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • WLAN WiFi Dual Band
    Yes
    Yes
  • USB
    Lightning, USB 2.0
    microUSB 2.0
  • USB On-The-Go
    -
    Yes
  • Bluetooth
    v5.0
    v5.0
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    Yes
  • Bluetooth EDR
    Yes
    -
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    Yes
  • Features
  • Messaging SMS
    -
    SMS(threaded view)
  • Messaging MMS
    -
    MMS
  • Messaging Email
    -
    Email
  • Messaging Push Email
    -
    Push Email
  • Sensors
    Accelerometer, barometer, compass, fingerprint, gyroscope
    Fingerprint (rear-mounted), accelerometer, compass, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Ion
  • Battery capacity
    -
    3425 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Fast battery charging
    -
    Yes
  • Talk time
    10 h
    -

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