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Samsung Galaxy M51 vs Samsung Galaxy M31s vs Oppo A71

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Last Updated:  Fri, 11 Sep'20
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Samsung Galaxy M51
Samsung Galaxy M51
×
Samsung Galaxy M31s
Samsung Galaxy M31s
×
OPPO A71
OPPO A71
×
Samsung Galaxy M51
Samsung Galaxy M51
×
Samsung Galaxy M31s
Samsung Galaxy M31s
×
OPPO A71
OPPO A71

Basic Information

  • User Rating
    8
  • Spec Score
    7.9
    7.7
    7.3

General

  • Bluetooth
    5.0, A2DP, LE
    5.0, A2DP, LE
    4.0, A2DP

Design

  • Height
    6.40 inches
    6.27 inches
    5.83 inches
  • Width
    3.05 inches
    2.92 inches
    2.91 inches
  • Thickness
    0.33 inches
    0.36 inches
    0.30 inches
  • Weight
    213 g
    203 g
    137 g
  • Color
    Celestial Black, Electric Blue
    Mirage Black, Mirage Blue
    Gold, Black
  • Build
    Glass front (Gorilla Glass 3), plastic back, plastic frame
    Front glass, aluminum body

Display

  • Screen Size
    6.7 inches
    6.5 inches
    5.2 inches
  • Display Type
    Super AMOLED capacitive touchscreen
    Super AMOLED capacitive touchscreen
    IPS LCD capacitive touchscreen
  • Display Resolution
    1080 x 2340 pixels
    1080 x 2400 pixels
    720 x 1280 pixels
  • Pixel Density
    385 ppi
    405 ppi
    282 ppi
  • Aspect Ratio
    19.5:9
    20:09
  • Protection
    Corning Gorilla Glass 3
    Corning Gorilla Glass 3
    Corning Gorilla Glass 3
  • Screen to Body Ratio
    87.40%
    91 %
    68.20%

Performance

  • OS
    Android 10, One UI 2.1
    Android 10, One UI 2.0
    Android 7.1 (Nougat) ColorOS 3.1
  • GPU
    Adreno 618
    Mali-G72 MP3
    Mali-T860MP2
  • Chipset GP
    Qualcomm SDM730 Snapdragon 730G (8 nm)
    Samsung Exynos 9 Octa 9611
    Mediatek MT6750 (28 nm)
  • CPU
    Octa-core (2x2.2 GHz Kryo 470 Gold, 6x1.8 GHz Kryo 470 Silver)
    Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)
    Octa-core (4x1.5 GHz Cortex-A53 4x1.0 GHz Cortex-A53)

Memory & Storage

  • RAM/Internal Storage
    128GB 6GB RAM, 128GB 8GB RAM
    128GB 6GB RAM, 128GB 8GB RAM
    16 GB, 3 GB RAM
  • Expandable Memory
    microSDXC, up to 512GB
    microSDXC (dedicated slot), Up to 512 GB
    microSD, up to 256 GB (dedicated slot)

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)
    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
  • Back Camera Video
    4K30fps, 1080p30fps
    4K30fps, 1080p30fps, gyro-EIS
    1080p30fps
  • Back Camera Features
    LED flash, panorama, HDR
    LED flash, panorama, HDR
    LED flash, HDR, panorama
  • OIS
    No

Front Camera

  • Single Camera
    32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
    32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
    5 MP, f/2.4
  • Front Camera Video
    1080p30fps
    4K30fps, 1080p30fps
  • Front Camera Features
    HDR
    HDR

Sound

  • HeadPhone Jack
    Yes
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
    Yes
  • Audio Features
    Dolby Atmos
    Dolby Atmos
    Active noise cancellation with dedicated mic

Battery

  • Battery Capacity
    7000 mAh battery
    6000 mAh battery
    3000 mAh
  • User Replaceable
    non-removable
    Non-removable
    Non-removable
  • Talk Time
    Upto 64 Hours
    Up to 51 Hours (4G LTE)
  • Music Time
    Upto 182 Hours
    Up to 125 Hours Audio Playback Time
  • Charging
    Fast charging 25W|Reverse Charging|100% in 115 mins
    Fast charging 25W|Reverse charging
  • Battery Type
    Li-Po
    Li-Po
    Li-Ion

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 b/g/n, hotspot
  • GPS
    Yes, with A-GPS, GLONASS, GALILEO, BDS
    Yes, with A-GPS, GLONASS, GALILEO, BDS
    Yes, with A-GPS
  • Radio
    FM radio
    FM radio, RDS, recording
    FM radio
  • USB
    2.0, Type-C 1.0 reversible connector
    2.0, Type-C 1.0 reversible connector, USB On-The-Go
    microUSB 2.0, USB On-The-Go
  • NFC
    Yes
    No
    No
  • 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 / UMTS / LTE

Miscellaneous Features

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

Launch

  • Announced On
    2020, August 31
    2020, July 30
    2017, September
  • Status
    Available. Released 2020, September 17
    Available. Released 2020, July 30
    Available. Released 2017, September

Best Price

  • Amazonbest price
    24999Buy
    19499Buy
    21900Buy
  • Flipkartbest price
    -NA-
    22272Buy
    -NA-

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