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Samsung Galaxy A3 (2017) vs Xiaomi Mi 9 Pro 5G

Compare recorded specifications, size and practical differences.

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    Key differences

    Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

    • Weight

      Galaxy A3 (2017): 58 g lighter

      Galaxy A3 (2017):
      138 g
      Mi 9 Pro 5G:
      196 g

    • Width

      Galaxy A3 (2017): 8.4 mm narrower

      Galaxy A3 (2017):
      66.2 mm
      Mi 9 Pro 5G:
      74.6 mm

    • Screen diagonal

      Galaxy A3 (2017): 1.69 in smaller diagonal

      Galaxy A3 (2017):
      4.7 in
      Mi 9 Pro 5G:
      6.39 in

    • Chipset

      Galaxy A3 (2017):
      Exynos 7870 Octa (14 nm)
      Mi 9 Pro 5G:
      Qualcomm SDM855 Snapdragon 855+ (7 nm)

    • Rear camera layout

      Galaxy A3 (2017):
      Single
      Mi 9 Pro 5G:
      Triple

    • Depth

      Galaxy A3 (2017): 0.6 mm thinner

      Galaxy A3 (2017):
      7.9 mm
      Mi 9 Pro 5G:
      8.5 mm

    Physical size

    Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

    1. 1. Galaxy A3 (2017)

      Height:
      135.4 mm
      Width:
      66.2 mm
      Depth:
      7.9 mm

    2. 2. Mi 9 Pro 5G

      Height:
      157.2 mm +21.8 mm versus Galaxy A3 (2017)
      Width:
      74.6 mm +8.4 mm versus Galaxy A3 (2017)
      Depth:
      8.5 mm +0.6 mm versus Galaxy A3 (2017)

    Weight

    Bars start at zero and share a scale within this chart.

    1. 1. Galaxy A3 (2017)

      138 g

    2. 2. Mi 9 Pro 5G

      196 g

      +58 g versus Galaxy A3 (2017)

    Screen size

    Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

    1. 1. Galaxy A3 (2017)

      Screen diagonal:
      4.7 in
      Aspect ratio (height:width):
      16:9
      Approximate rectangular screen area:
      60.9 cm²

    2. 2. Mi 9 Pro 5G

      Screen diagonal:
      6.39 in
      Aspect ratio (height:width):
      19.5:9
      Approximate rectangular screen area:
      100.2 cm²

    Mi 9 Pro 5G has approximately 64.6% more rectangular screen area than Galaxy A3 (2017).

    Memory variants

    Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

    Recorded RAM for Galaxy A3 (2017), Mi 9 Pro 5G, compared at the same storage capacity.
    StorageGalaxy A3 (2017)Mi 9 Pro 5G
    16 GB 2 GB RAM Not recorded
    128 GB Not recorded 8 GB RAM
    256 GB Not recorded 8 / 12 GB RAM Alternative RAM configurations
    512 GB Not recorded 12 GB RAM

    Practical features

    Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

    1. Galaxy A3 (2017)

    NFC:
    Yes
    Headphone jack:
    Yes
    Memory card support:
    See details microSD · up to 256 GB (uses SIM 2 slot) - dual SIM model only

    2. Mi 9 Pro 5G

    NFC:
    Yes
    Headphone jack:
    No
    Memory card support:
    No

    Battery capacity

    Capacity is not battery life. No endurance test is implied.

    Recorded battery capacity

    Bars start at zero and share a scale within this chart.

    1. 1. Galaxy A3 (2017)

      2350 mAh

    2. 2. Mi 9 Pro 5G

      4000 mAh

      +1650 mAh versus Galaxy A3 (2017)

    Specifications

    Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

    1. Galaxy A3 (2017)2. Mi 9 Pro 5G

    Everyday essentials
    Everyday essentials — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    Dimensions (HxWxD)
    • 135.4 Х 66.2 Х 7.9 mm
    • 157.2 Х 74.6 Х 8.5 mm
    Weight
    • 138 g
    • 196 g
    Technology
    • Super AMOLED
    • Super AMOLED
    Screen size
    • 4.7" inch
    • 6.39" inch
    Screen resolution
    • 720 x 1280 px
    • 1080 x 2340 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 16 GB
    • 2 GB RAM
    • 128GB 8GB RAM
    • 256GB 8GB RAM
    • 256GB 12GB RAM
    • 512GB 12GB RAM
    Memory card support
    • microSD
    • up to 256 GB (uses SIM 2 slot) - dual SIM model only
    • No
    Battery Capacity is not battery life. No endurance test is implied.
    • 2350 mAh
    • Non-removable Li-Ion
    • 4000 mAh
    • Non-removable Li-Po
    Operating system OS
    • Android 6.0.1 (Marshmallow)
    • upgradable to Android 8.0 (Oreo)
    • Android 10
    Chipset
    • Exynos 7870 Octa (14 nm)
    • Qualcomm SDM855 Snapdragon 855+ (7 nm)
    NFC
    • Yes
    • Yes
    Headphone jack
    • Yes
    • No
    Display
    Display — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 60.9 cm2
    • 100.2 cm2
    Screen format
    • 16:9 (height:width)
    • 19.5:9 (height:width)
    Screen to body ratio
    • 67.9%
    • 85.5%
    PPI /points per inch/
    • 312 PPI
    • 403 PPI
    Screen protection
    • Corning Gorilla Glass 4
    • Corning Gorilla Glass 6
    Camera and Video
    Camera and Video — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    Rear camera, main
    • 13 MP
    • Single
    • 48 MP
    • Triple
    Camera specs
    • 13 MP
    • 27mm (wide)
    • AF
    • f/1.9
    • 48 MP
    • f/1.8
    • 27mm (wide)
    • 1/2''
    • 0.8µm
    • PDAF
    • Laser AF -12 MP
    • f/2.2
    • 54mm (telephoto)
    • 1/3.6''
    • 1.0µm
    • laser AF
    • 2x optical zoom -16 MP
    • 13mm (ultrawide)
    • 1/3.0''
    Functions
    • LED flash
    • panorama
    • HDR
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 8 MP
    • Single
    • 20 MP
    • Single
    Specifications
    • 8 MP
    • f/1.9
    • 24mm (wide)
    • 20 MP
    • f/2.0
    • 0.9μm
    Performance

    Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

    Performance — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    Processor CPU
    • Octa-core 1.6 GHz Cortex-A53
    • Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
    Graphics processor GPU
    • Mali-T830 MP1
    • Adreno 640 (700 MHz)
    Antutu 7 score *
    • 45152
    		 Unknown
    GeekBench 4 Single Core *
    • 705
    • 3532
    GeekBench 4 Multi-Core *
    • 3430
    • 10480
    GeekBench 4 RenderScript *
    • 2283
    		 Unknown
    Antutu 8 score * Unknown
    • 464857
    GeekBench 4 Battery *
    • 2530
    		 Unknown
    General specs
    General specs — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    Release date
    • 2017
    • January
    • 2019
    • September
    Colors
    • Black Sky
    • Gold Sand
    • Blue Mist
    • Peach Cloud
    • Dream White
    • Titanium Black
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 220 EUR
    • 600 EUR
    Battery life
    • Talking time- Up to 17 h (3G) Music play - Up to 55 h
    		 Unknown
    Body build
    • Front/back glass (Gorilla Glass 4)
    • aluminum frame
    • Back glass (Gorilla Glass 6)
    • aluminum frame (7000 series)
    Communication and Connectivity
    Communication and Connectivity — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    SIM card
    • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    • Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
    • 2(1900)
    • 3(1800)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 20(800)
    • 40(2300)
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
    • 2(1900)
    • 3(1800)
    • 4(1700/2100)
    • 5(850)
    • 7(2600)
    • 8(900)
    • 12(700)
    • 17(700)
    • 41(2500) - China -5G - 5G SA / NSA / Sub6 / mmWave; N41/N78/N79
    Speed
    • HSPA 42.2/5.76 Mbps
    • LTE-A (2CA) Cat6 300/50 Mbps
    • HSPA 42.2/5.76 Mbps
    • LTE-A (7CA) Cat20 2048/150 Mbps
    • 5G (2+ Gbps DL)
    GPRS
    • Yes
    • Yes
    Edge
    • Yes
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • WiFi Direct
    • hotspot
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • Wi-Fi Direct
    • DLNA
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • Yes
    • with dual-band A-GPS
    • GLONASS
    • BDS
    • GALILEO
    • QZSS
    USB
    • 2.0
    • Type-C 1.0 reversible connector
    • 2.0
    • Type-C 1.0 reversible connector
    • USB On-The-Go
    Bluetooth
    • 4.2
    • A2DP
    • LE
    • 5.0
    • A2DP
    • LE
    • aptX HD
    Harmful irradiation
    • SAR EU - 0.35 W/kg (head) 1.38 W/kg (body)
    		 Unknown
    Music and Audio
    Music and Audio — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    Radio
    • FM radio
    • No
    Others
    • Always-on display
    • Active noise cancellation with dedicated mic
    • DCI-P3 -HDR10
    • Active noise cancellation with dedicated mic
    Other features
    Other features — specifications for Galaxy A3 (2017), Mi 9 Pro 5G.
    SpecificationGalaxy A3 (2017)Mi 9 Pro 5G
    Dop
    • Sensors Fingerprint (front-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass
    • barometer - ANT+ - Samsung Pay -IP68 dust/water proof (up to 1.5m for 30 mins) - Versions: A320FL (Europe); A320F (UAE
    • TUR); A320F/DS (Global Dual-SIM); A320Y/DS (LATAM
    • IDN
    • THA); A320Y (NZL
    • MEX). Also known as Samsung Galaxy A3 (2017) Duos with dual-SIM card slots
    • Sensors Fingerprint (under display
    • optical)
    • accelerometer
    • gyro
    • proximity
    • compass
    • Infrared port - Fast battery charging 40W (Quick Charge 4+) -Fast wireless charging 30W -Power bank/Reverse wireless charging 10W

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