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vivo X51 5G
Compare vivo X51 5G and vivo iQOO U5x

vivo X51 5G vs vivo iQOO U5x

vivo X51 5G
vivo X51 5G
vivo iQOO U5x
vivo iQOO U5x
vivo X51 5G
vivo iQOO U5x
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900; CDMA 800
    GSM 850, 900, 1800, 1900; CDMA 800
  • 3G network
    HSDPA 850, 900, 1700(AWS), 1900, 2100
    HSDPA 850, 900, 2100; CDMA2000 1x
  • 4G network
    LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
    LTE frequency band 1, 3, 5, 8, 34, 38, 39, 40, 41
  • 5G network
    5G band 1, 3, 7, 8, 28, 38, 41, 77, 78 SA/NSA
    -
  • HSDPA speed
    42.2 Mbps
    42.2 Mbps
  • HSUPA speed
    5.76 Mbps
    5.76 Mbps
  • LTE speed
    LTE-A
    LTE, 391 Mbps download, 150 Mbps upload
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2020-09
    2022-03
  • Status
    2020-10
    2022-03
  • Design
  • Build
    Glass front, glass back, aluminum frame
    Glass front, plastic back, plastic frame
  • SIM
    Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    158.5 mm
    164 mm
  • Width
    72.8 mm
    75.2 mm
  • Thickness
    8 mm
    8.3 mm
  • Weight
    181.5 g
    179 g
  • Colors
    Gray
    Dark Blue, Light Blue
  • Display
  • Display type
    AMOLED
    IPS LCD
  • Physical size
    6.56 inches
    6.51 inches
  • Resolution
    1080 x 2376 pixels
    720 x 1600 pixels
  • Pixel density
    398 ppi
    270 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Scratch resistant
    Scratch resistant, 2.5D curved glass screen
  • Display features
    90Hz, HDR10+
    -
  • DxOMark display score
    87
    -
  • Hardware
  • CPU
    Octa-core
    Octa-core
  • CPU
    Single-core 2.4 GHz Kryo 475 Prime
    Quad-core 2.4 GHz Kryo 265 Gold
  • CPU(second)
    Single-core 2.2 GHz Kryo 475 Gold
    quad-core 1.9 GHz Kryo 265 Silver
  • CPU(third)
    Hexa-core 1.8 GHz Kryo 475 Silver
  • Chipset
    Qualcomm SM7250 Snapdragon 765G
    Qualcomm SM6225 Snapdragon 680 4G
  • GPU
    Adreno 620
    Adreno 610
  • Memory RAM
    8 GB
    4, 8 GB
  • Internal storage
    256 GB
    128 GB
  • Memory card
    No
    microSD, microSDHC, microSDXC
  • Memory card max
    -
    1 TB
  • Storage
    UFS 2.1
    UFS 2.2
  • OS
  • OS
    Android 10, Funtouch 10.0
    Android 11, Origin OS Ocean
  • Main camera
  • Camera type
    Quad
    Dual
  • Main camera
    (wide) , 48 MP, f/1.6 , 1/1.2" , 0.8 µm
    (wide) , 13 MP, f/2.2
  • (periscope telephoto) , 8 MP, f/3.4 , 135 mm, 1/4.0" , 5x optical zoom
    (macro) , 2 MP, f/2.4
  • (portrait) , 13 MP, f/2.5 , 50 mm, 1/2.8" , 0.8 µm, 2x optical zoom
  • (ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
  • Primary camera resolution
    8000 x 6000 pixels
    4160 x 3120 pixels
  • Primary camera video
    4K@30fps, 1080p@30fps, gyro-EIS
    1080p@30fps
  • Primary camera flash
    dual-LED dual-tone flash
    LED flash
  • Camera features
    Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
    Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
  • DxOMark photo
    117
    -
  • DxOMark zoom
    67
    -
  • DxOMark video
    102
    -
  • DxOMark camera score
    114
    -
  • Selfie camera
  • Selfie camera type
    Single
    Single
  • Selfie camera
    (wide) , 32 MP, f/2.5 , 26 mm, 1/2.8" , 0.8 µm
    (wide) , 8 MP, f/2.0
  • Selfie camera resolution
    6528 x 4896 pixels
    3264 x 2448 pixels
  • Selfie camera features
    Face unlock
    HDR, panorama
  • Selfie camera video
    1080p@30fps
    1080p@30fps
  • DxOMark photo
    82
    -
  • DxOMark video
    78
    -
  • DxOMark camera score
    81
    -
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    No
    No
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    Yes
    Yes
  • WLAN WiFi Dual Band
    Yes
    Yes
  • USB
    Type-C 2.0
    microUSB 2.0
  • USB On-The-Go
    Yes
    -
  • Bluetooth
    v5.1
    v5.0
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    Yes
  • Bluetooth AptX
    aptX HD
    aptX Adaptive
  • NFC
    Yes
    No
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    Yes
  • GALILEO
    Yes
    Yes
  • BDS
    Yes
    Yes
  • QZSS
    -
    Yes
  • Features
  • Sensors
    Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity
    Accelerometer, compass, fingerprint, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Po
  • Battery capacity
    4315 mAh
    5000 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Fast battery charging
    Vivo FlashCharge (57% in 30 min)
    No
  • Talk time 4G
    -
    16 h
  • DxOMark autonomy
    45
    -
  • DxOMark charging
    80
    -
  • DxOMark efficiency
    68
    -
  • DxOMark battery score
    60
    -
  • Tests and performance
  • Antutu
    333912 (v8)
    193288 (v9)
  • Geekbench(single-core)
    672 (v5.2)
    352 (v5.2)
  • Geekbench(multi-core)
    1969 (v5.2)
    1274 (v5.2)
  • Cost
  • Price
    940 USD
    155 USD

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