Vivo X21

494 place in the rating - top smartphones
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    Rating: 52 points

    Highlights

    Performance
    AnTuTu test   143132
    RAM size   6 GB
    Processor configuration   4 ядра по 2.2 + 4 ядра по 1.84 GHz
    Display
    Pixel density per screen inch   401 ppi
    Display size   6.3 "
    Screen resolution   1080 x 2160 px
    Vivo X21

    Top specs and features

    VoLTE

    Vivo X21: Available

    USB OTG

    Vivo X21: Available

    Bluetooth A2DP

    Vivo X21: Available

    Brand name

    Vivo X21: Vivo

    Rate КИКИ

    Vivo X21: 7.8 Best indicator:

    Description

    Let's start reviewing the smartphone Vivo X21 display characteristics. The smartphone display matrix is ​​based on Super AMOLED technology and has a screen diagonal of 6.3 inches. The pixel density is 401dpi screen.

    Now about the performance of Vivo X21. The model runs on a Qualcomm Snapdragon 660 Plus chip with a transistor size of 14 nm. Processor frequency 2.2 MHz. The video core Qualcomm Adreno 512 is responsible for the graphics. The amount of RAM is 6 GB. The amount of permanent memory 128 GB.

    In the tests, the smartphone showed itself as follows - according to the AnTuTu benchmark, the model scored 143132 out of X possible.

    Let's move on to the smartphone cameras. Main camera resolution 12, aperture f/1.8. Front camera resolution 12, aperture f/2. The main camera has a Dual LED flash.

    The weight of Vivo X21 is 175. The model supports 2 SIM card, form-facto Nano SIM. The battery capacity is 3200 mAh. The battery type is Li-Polymer. Vivo X21 ranked 494 as one of the best smartphones out of more than 5,000 tested smartphones in the analysis and testing of the smartphone.

    Why Vivo X21 is better than others

    • VoLTE
    • AnTuTu test 143132 . This parameter is higher than that of 45%
    • Pixel density per screen inch 401 ppi. This parameter is higher than that of 68%
    • Battery capacity 3200 mAh. This parameter is higher than that of 45%
    Has no disadvantages

    Review Vivo X21: highlights

    Performance
    3
    Reference
    AnTuTu test
    AnTuTu score is an important characteristic of all Android devices. This score is made up of such components as RAM speed, 2D and 3D graphics performance, and processor performance. Show more
    143132
    max 855004
    Average: 111815.1
    RAM size
    6 GB
    max 18
    Average: 3.5 GB
    Processor configuration
    4 ядра по 2.2 + 4 ядра по 1.84
    Maximum processor frequency
    2.2 GHz
    max 3.2
    Average: 1.7 GHz
    Memory card slot
    A standard slot for SD, MicroSD and other memory cards will allow you to increase the internal memory of the device using additional memory modules or transfer information, for example, a photo from the device to a memory card. Show more
    microSDXC
    Processor model
    Qualcomm Snapdragon 660 Plus
    Graphics Accelerator (GPU)
    Qualcomm Adreno 512
    Technical process
    The small size of the semiconductors means this is a new generation chip.
    14 nm
    Average: 21 nm
    Maximum graphics core frequency
    The graphics processing unit (GPU) has a high clock speed.
    650 MHz
    max 1000
    Average: 590.7 MHz
    RAM memory frequency
    The RAM can be faster to increase system performance.
    1850 MHz
    max 4266
    Average: 1508.3 MHz
    Number of memory channels
    The larger their number, the higher the speed of data transfer from memory to the processor.
    2
    max 8
    Average: 2.1
    Display
    6
    Reference
    Pixel density per screen inch
    401 ppi
    max 847
    Average: 330.8 ppi
    Display size
    The perception of the image depends on the size of the screen. The bigger, the better.
    6.3 "
    max 8.1
    Average: 5.4 "
    Screen resolution
    1080 x 2160
    Surface of use
    89 %
    max 95
    Average: 72.8 %
    Gorilla Glass
    Available
    Устойчивое к царапинам стекло
    Available
    Screen matrix
    Super AMOLED
    Aspect ratio
    18:09
    Multitouch
    Available
    Capacitive
    Available
    Camera
    2
    Reference
    Front camera resolution
    12 MP
    max 20
    Average: 1.6 MP
    Main camera aperture
    A wide aperture is available at minimum focal length. When using a wide aperture, the sensor captures more light. This can increase the sharpness and avoid the blurring effect at a fast shutter speed. You can also reduce the sharpness if you want to blur the background in order to focus on the subject. Show more
    1.8 f
    Average: 2.1 f
    Type (processor)
    Octa-Core
    Main camera resolution
    12 + 5
    12 MP
    max 20.7
    Average: 7.1 MP
    Main camera resolution
    12 + 5
    12 MP
    max 20.7
    Average: 7.1 MP
    1080 (Селфи камера)
    30
    max
    Average:
    Front camera aperture
    2
    max 2.9
    Average: 2.1
    Flash
    If the lighting is poor, a flash will come in handy. Also, the device can be used as a flashlight.
    Dual LED
    Main camera sensor size
    Image quality depends on the size of the sensor, the larger it is, the more light it picks up.
    5.76 x 4.29
    Zoom
    Digital
    Stabilization
    Optical
    Shooting timer
    Available
    Exposure compensation
    Available
    Battery
    3
    Reference
    Battery type
    Li-Polymer
    Fast charging power
    18 W
    max 120
    Average: 25.8 W
    Battery capacity
    3200 mAh
    max
    Average: mAh
    Несъемный аккумулятор
    Available
    Fast charging technology
    To reduce the amount of charging time, devices use Quick Charge technologies from Qualcomm or Pump Express. For example, with this technology, a 50% battery charge takes only 30 minutes. Show more
    Available
    Battery charge indicator
    The indicator helps you understand when the battery level is low.
    Available
    Main characteristics
    4
    Reference
    Weight
    175 g
    Average: 165.6 g
    Thickness
    7.4 mm
    Average: 9.1 mm
    Width
    74.8 mm
    Average: 72.8 mm
    Height
    154.5 mm
    Average: 148.3 mm
    Frameless
    Available
    3.5 mm jack
    Available
    Версия Android
    8.1
    max
    Average:
    Brand name
    Vivo
    SIM type
    Nano SIM
    Audio
    4
    Reference
    FM receiver
    It can work as an FM radio if you plug in headphones.
    Available
    Interfaces and communications
    8
    Reference
    GPS
    GPS helps to determine the location of the subject, find maps. Used in applications where navigation is required.
    Available
    Bluetooth version
    5
    max 5.2
    Average: 4.2
    1080 recording
    30
    max
    Average:
    HDR10 video recording
    Available
    Wi-Fi version
    802.11 a/b/g/ac
    A-GPS
    Available
    Glonass
    Available
    Beidou
    Available
    Number of SIM cards
    2
    max
    Average:
    4G (LTE)
    LTE is located on a system on a chip (SoC). Built-in LTE cellular allows downloads much faster than older 3G technologies.
    Available
    Support for a second SIM card
    The phone works with two SIM cards at once.
    Available
    Gyroscope
    A gyroscope is required to measure or maintain the orientation of the device. It is achieved by measuring the angular speed of rotation. They were originally made with a rotating rotor that detected changes in orientation, such as spinning or twisting. Show more
    Available
    USB version
    New versions are more convenient in energy management, work faster
    2
    max 3.2
    Average: 2.1
    Compass
    A compass is required for navigation software and for games.
    Available
    Wi-Fi
    The device can work over Wi-Fi.
    Available
    Accelerometer
    An accelerometer measures the linear acceleration of a device in space. It is needed to determine when the device moves from vertical to horizontal position. Show more
    Available
    Face ID, face recognition
    No one but you can unlock your device thanks to the 3D face recognition system. Apple's Face ID ensures that biometric authentication is secure.
    Available
    Wi-Fi HotSpot
    With a suitable tariff plan, you no longer need to connect to the Internet via cable or DSL.
    Available
    Available
    Wi-Fi HotSpot
    With a suitable tariff plan, you no longer need to connect to the Internet via cable or DSL.
    Available
    Available
    LED notifications
    Available
    Proximity sensor
    Available
    Light sensor
    Available
    Gravity sensor
    Available
    Dual band
    Available
    Wi-Fi Direct
    Available
    Wi-Fi MiMO
    Available
    VoLTE
    Available

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