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    Realme 8 vs POCO X3 vs Samsung Galaxy M21

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    Last Updated: 
    27th May 2021

    Key Feature Comparison

    Realme 8
    ₹14,999
    8/10
    POCO X3
    ₹16,999
    8/10
    Samsung Galaxy M21
    ₹12,499
    8/10
    Realme 8
    Realme 8
    8/10
    ₹14,999
    8/10
    VS
    POCO X3
    POCO X3
    8/10
    ₹16,999
    8/10
    VS
    Samsung Galaxy M21
    Samsung Galaxy M21
    8/10
    ₹12,499
    8/10
    Display
    Screen Size
    6.4 inches
    6.67 inches
    6.4 inches
    Screen Type
    Super AMOLED
    IPS LCD
    Super AMOLED
    Screen Resolution
    1080 x 2400 pixels
    1080 x 2400 pixels
    1080 x 2340 pixels
    Pixel Density
    409 ppi
    395 ppi
    403 ppi
    Aspect Ratio
    20:09
    20:09
    19.5:9
    Screen to Body Ratio
    90.80%
    91.25%
    91%
    Screen Design
    Punch hole
    Punch hole
    Waterdrop notch
    Screen Refresh Rate
    60 Hz
    120 Hz
    -
    Screen Quality
    FHD
    FHD
    FHD
    Peak Brightness
    1000 nits
    450 nits
    420 nits
    Screen Protection
    -
    Gorilla Glass 5
    Gorilla Glass 3
    Memory & Storage
    Phone Variants
    8GB 128GB, 6GB 128GB, 4GB 128GB
    6GB 64GB, 8GB 128GB, 6GB 128GB
    4GB 64GB, 6GB 128GB
    Expandable Storage
    Yes
    Yes
    Yes
    RAM Type
    LPDDR4X
    LPDDR4X
    LPDDR4X
    Expandable Storage Capacity
    Yes, 256 GB
    Yes, 512 GB
    Yes, 512 GB
    Storage Type
    -
    UFS 2.1
    UFS 2.1
    OTG Support
    -
    Yes
    Yes
    Miscellaneous Features
    Sensors
    Light sensor, Proximity sensor, Accelerometer, Gyroscope
    Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
    Light sensor, Proximity sensor, Accelerometer, Gyroscope
    Performance
    Operating System
    Android v11
    Android v10 (Q)
    Android v10 (Q)
    GPU
    Mali-G76 MC4
    Adreno 618
    Mali-G72 MP3
    Chipset
    MediaTek Helio G95
    Qualcomm Snapdragon 732G
    Samsung Exynos 9 Octa 9611
    CPU
    Octa core (2.3 GHz, Dual core, Kryo 465 + 1.8 GHz, Hexa Core, Kryo 465)
    Octa core (2.3 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
    Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
    Custom User Interface
    Realme UI
    MIUI
    Samsung One UI
    Clock Speed
    2.3 GHz
    2.3 GHz
    2.3 GHz
    Architecture
    64 bit
    64 bit
    64 bit
    Process Technology
    12 nm
    8 nm
    10 nm
    Battery
    Battery Capacity
    5000 mAh
    6000 mAh
    6000 mAh
    Battery Removable
    No
    No
    No
    Battery Type
    Li-ion
    Li-Polymer
    Li-ion
    Charger Type
    Yes, Dart, 30W
    Quick, 33W
    Fast, 15W
    USB Type-C
    Yes
    Yes
    Yes
    Fast Charging
    Yes
    Yes
    Yes
    Charging Time
    100 % in 65 minutes
    -
    -
    General
    Announced On
    24-Mar-21
    22-Sep-20
    18-Mar-20
    Market Status
    Available
    Available
    Available
    Brand
    Realme
    POCO
    Samsung
    Model Number
    RMX3085
    -
    -
    Price Status
    Confirmed
    Confirmed
    Confirmed
    Price
    Rs. 14,999
    Rs. 16,490
    Rs. 13,499
    Network & Connectivity
    GPS
    Yes A-GPS, Glonass
    Yes A-GPS, Glonass
    Yes A-GPS, Glonass
    NFC
    No
    No
    No
    Bluetooth
    Yes
    Yes
    Yes
    3.5mm Audio Jack
    Yes
    Yes
    Yes
    Bluetooth Type
    v5.1
    v5.1
    v5.0
    Audio Jack
    3.5 mm
    3.5 mm
    3.5 mm
    Audio Features
    -
    24-bit/192kHz audio
    Dolby Atmos
    Front Camera
    Front Video Recording
    1920x1080 @ 30 fps, 1280x720 @ 30 fps
    1920x1080 @ 30 fps
    1920x1080 @ 30 fps
    Front Camera Setup
    Single, 16MP
    Single, 20MP
    Single, 20MP
    Front Camera 1 Resolution
    16 MP
    20 MP
    20 MP
    Front Camera 1 Type
    f/2.45, Wide Angle Primary Camera
    f/2.2, Wide Angle Primary Camera
    f/2.2 Primary Camera
    Front Camera 1 Lens
    3" sensor size, 1 micrometre pixel size
    3.4" sensor size, 0.8 micrometre pixel size
    26 mm focal length
    Front Sensor
    Exmor RS
    -
    CMOS
    Front Aperture
    f/2.45
    f/2.2
    f/2.2
    Front Flash
    Yes, Screen flash
    -
    No
    Front Camera Features
    -
    HDR, panorama
    HDR
    Design
    Weight
    177 grams
    225 grams
    188 grams
    Colors
    Cyber Silver, Cyber Black
    Shadow Gray, Cobalt Blue
    Midnight Blue, Raven Black
    Build
    Back: Plastic
    Back: Plastic
    Back: Plastic
    Dimensions
    160.6 x 73.9 x 7.9 mm
    165.3 x 76.3 x 10.08 mm
    159 x 75.1 x 8.9 mm
    Water Resistance
    -
    Yes, Splash proof, IP53
    -
    SAR Value
    -
    Head: 0.747 W/kg, Body: 0.615 W/kg
    Head: 0.468 W/kg
    Network
    Network Support
    4G
    4G
    4G
    SIM Size
    SIM1: Nano, SIM2: Nano
    SIM1: Nano, SIM2: Nano (Hybrid)
    SIM1: Nano, SIM2: Nano
    Wi-Fi
    Yes, Wi-Fi 802.11, a/ac/b/g/n, MIMO
    Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz, MIMO
    Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz
    SIM Slot(s)
    Dual SIM, GSM+GSM
    Dual SIM, GSM+GSM
    Dual SIM, GSM+GSM
    eSIM
    No
    No
    No
    Wi-Fi Features
    Mobile Hotspot
    Mobile Hotspot
    Wi-Fi Direct, Mobile Hotspot
    VoLTE
    Yes
    Yes
    Yes
    SIM 1 Bands
    4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
    4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
    4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
    SIM 2 Bands
    4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
    4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
    4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
    Rear Camera
    Rear Flash
    Yes, LED Flash
    Yes, LED Flash
    Yes, LED Flash
    Rear Video Recording
    3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 240 fps
    3840x2160 @ 30 fps, 1920x1080 @ 60 fps
    3840x2160 @ 30 fps, 1920x1080 @ 30 fps
    Rear Camera Features
    10 x Digital Zoom, Auto Flash, Face detection, Touch to focus
    Digital Zoom, Auto Flash, Face detection, Touch to focus
    4 x Digital Zoom, Auto Flash, Face detection, Touch to focus
    Rear Camera Setup
    Quad, 64MP + 8MP + 2MP + 2MP
    Quad, 64MP + 13MP + 2MP + 2MP
    Triple, 48MP + 8MP + 5MP
    Rear Camera 1 Resolution
    64 MP
    64 MP
    48 MP
    Rear Camera 1 Type
    f/1.79 (upto 10x Digital Zoom), Wide Angle (80 degree field-of-view) Primary Camera
    f/1.89, Wide Angle Primary Camera
    f/2.0 (upto 4x Digital Zoom) Primary Camera
    Rear Camera 1 Lens
    25.18 mm focal length, 2" sensor size, 0.7 micrometre pixel size
    1.7" sensor size, 0.8 micrometre pixel size
    26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
    Rear Camera 2 Resolution
    8 MP
    13 MP
    8 MP
    Rear Camera 2 Type
    f/2.25, Wide Angle, Ultra-Wide Angle Camera
    f/2.2, Wide Angle, Ultra-Wide Angle Camera
    f/2.2, Wide Angle, Ultra-Wide Angle Camera
    Rear Camera 2 Lens
    15.53 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
    1.12 micrometre pixel size
    12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
    Rear Camera 3 Resolution
    2 MP
    2 MP
    5 MP
    Rear Camera 3 Type
    f/2.4, Macro Camera
    f/2.4, Macro Camera
    f/2.2, Depth Camera
    Rear Camera 3 Lens
    21.88 mm focal length, 5.0" sensor size, 1.75 micrometre pixel size
    1.75 micrometre pixel size
    -
    Rear Camera 4 Resolution
    2 MP
    2 MP
    -
    Rear Camera 4 Type
    f/2.4 Mono Camera
    f/2.4, Depth Camera
    -
    Rear Camera 4 Lens
    21.64 mm focal length, 5.0" sensor size, 1.75 micrometre pixel size
    1.75 micrometre pixel size
    -
    Rear Sensor
    Exmor-RS CMOS Sensor
    Exmor-RS CMOS Sensor
    CMOS image sensor
    Rear Aperture
    f/1.79
    f/1.89
    f/2.0
    Sensors
    Fingerprint Scanner
    Yes
    Yes
    Yes
    Fingerprint Scanner Position
    On-Screen
    Side
    Rear
    Fingerprint Scanner Type
    Optical
    -
    -
    Face Unlock
    Yes
    -
    -

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