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Samsung Galaxy M31s vs Samsung Galaxy M30S vs Redmi K20

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Last Updated:  Sat, 14 Nov'20
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Samsung Galaxy M31s
Samsung Galaxy M31s
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Samsung Galaxy M30s
Samsung Galaxy M30s
×
Xiaomi Redmi K20
Xiaomi Redmi K20
×
Samsung Galaxy M31s
Samsung Galaxy M31s
×
Samsung Galaxy M30s
Samsung Galaxy M30s
×
Xiaomi Redmi K20
Xiaomi Redmi K20

Basic Information

  • User Rating
  • Spec Score
    7.6
    7.6
    7.8

General

  • Bluetooth
    5.0, A2DP, LE
    5.0, A2DP, LE
    5.0, A2DP, LE, aptX HD

Design

  • Height
    6.27 inches
    6.27 inches
    6.17 inches
  • Width
    2.92 inches
    2.96 inches
    2.93 inches
  • Thickness
    0.36 inches
    0.34 inches
    0.35 inches
  • Weight
    203 g
    188 g
    191 g
  • Color
    Mirage Black, Mirage Blue
    Opal Black, Sapphire Blue, Pearl White
    Carbon Black, Red Flame, Glacier Blue, Pearl White
  • Build
    Front glass, plastic body
    Front/back glass, aluminum frame

Display

  • Screen Size
    6.5 inches
    6.4 inches
    6.39 inches
  • Display Type
    Super AMOLED capacitive touchscreen
    Super AMOLED capacitive touchscreen
    AMOLED capacitive touchscreen
  • Display Resolution
    1080 x 2400 pixels
    1080 x 2400 pixels
    1080 x 2340 pixels
  • Pixel Density
    405 ppi
    411 ppi
    403 ppi
  • Aspect Ratio
    20:09
    20:09
    19.5:9
  • Protection
    Corning Gorilla Glass 3
    Corning Gorilla Glass 5
  • Screen to Body Ratio
    91 %
    84.2%
    86.1%

Performance

  • OS
    Android 10, One UI 2.5
    Android 9.0 (Pie) One UI
    Android 9.0 (Pie), upgradable to Android 10, MIUI 11
  • GPU
    Mali-G72 MP3
    Mali-G72 MP3
    Adreno 618
  • Chipset GP
    Samsung Exynos 9 Octa 9611
    Exynos 9611 (10nm)
    Qualcomm SDM730 Snapdragon 730 (8 nm)
  • CPU
    Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
    Octa-core (4x2.3 GHz Cortex-A73 4x1.7 GHz Cortex-A53)
    Octa-core (2x2.2 GHz Kryo 470 Gold 6x1.8 GHz Kryo 470 Silver)

Memory & Storage

  • RAM/Internal Storage
    128GB 6GB RAM, 128GB 8GB RAM
    64GB 4GB RAM, 128GB 6GB RAM
    64GB 6GB RAM, 128GB 6GB RAM
  • Expandable Memory
    microSDXC (dedicated slot), Up to 512 GB
    microSD, up to 1 TB (dedicated slot)
    No

Back Camera

  • Quad Camera
    64 MP, f/1.8, 26mm (wide), 1/1.72, 0.8 micron|12 MP, f/2.2, 123degree (ultrawide)|5 MP, f/2.4, (macro)|5 MP, f/2.4, (depth)
  • Autofocus
    PDAF
    PDAF
    PDAF
  • OIS
    No
  • Back Camera Video
    4K30fps, 1080p30fps, gyro-EIS
    2160p30fps, 1080p30fps, gyro-EIS
    4K30fps, 1080p30/120/240fps, 1080p960fps
  • Back Camera Features
    LED flash, panorama, HDR
    LED flash, panorama, HDR
    Dual-LED flash, HDR, panorama
  • Triple Camera
    48 MP, f/2.0, (wide), 1/2, 0.8 micron|8 MP, f/2.2, 12mm (ultrawide)|5 MP, f/2.2, depth sensor
    48 MP, f/1.8, 26mm (wide), 1/2, 0.8 micron|8 MP, f/2.4, 53mm (telephoto), 1/4, 1.12 micron, 2x optical zoom|13 MP, f/2.4, 12mm (ultrawide), 1/3, 1.12 micron

Front Camera

  • Single Camera
    32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
    16 MP, f/2.0
    Motorized pop-up 20 MP, f/2.2, 0.8 micron
  • Front Camera Video
    4K30fps, 1080p30fps
    1080p30fps
    1080p30fps
  • Front Camera Features
    HDR
    HDR
    HDR

Sound

  • HeadPhone Jack
    Yes
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
    Yes
  • Audio Features
    Dolby Atmos
    Active noise cancellation with dedicated mic|Dolby Atmos sound
    24-bit/192kHz audio|Active noise cancellation with dedicated mic

Battery

  • Battery Capacity
    6000 mAh battery
    6000 mAh
    4000 mAh battery
  • User Replaceable
    Non-removable
    Non-removable
    Non-removable
  • Talk Time
    Up to 51 Hours (4G LTE)
  • Music Time
    Up to 125 Hours Audio Playback Time
  • Charging
    Fast charging 25W|Reverse charging
    Fast battery charging 15W
    Fast battery charging 18W
  • Battery Type
    Li-Po
    Li-Po
    Li-Po

Communications

  • WLAN
    Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
    Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
    Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
  • GPS
    Yes, with A-GPS, GLONASS, GALILEO, BDS
    Yes, with A-GPS, GLONASS, BDS
    Yes, with A-GPS, GLONASS, GALILEO, BDS
  • Radio
    FM radio, RDS, recording
    FM radio, RDS, recording
    Yes
  • USB
    2.0, Type-C 1.0 reversible connector, USB On-The-Go
    2.0, Type-C 1.0 reversible connector
    2.0, Type-C 1.0 reversible connector, USB On-The-Go
  • NFC
    No
    Yes
  • SIM
    Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Nano-SIM, dual stand-by)
  • Network Support
    GSM / HSPA / LTE
    GSM / HSPA / LTE
    GSM / HSPA / LTE

Miscellaneous Features

  • Sensors
    Fingerprint (side-mounted), Accelerometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Virtual Proximity Sensing
    Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
    Fingerprint (under display), accelerometer, gyro, proximity, compass

Launch

  • Announced On
    2020, July 30
    2019, September
    2019, May
  • Status
    Available. Released 2020, July 30
    Available. Released 2019, September
    Available. Released 2019, June

Best Price

  • Flipkartbest price
    20999Buy
    15500Buy
    18999Buy
  • Amazonbest price
    19499Buy
    16999Buy
    22990Buy
  • Tata CLiQbest price
    -NA-
    -NA-
    21990Buy

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