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Motorola DROID Mini vs Samsung Galaxy A31

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

      DROID Mini: 55 g lighter

      DROID Mini:
      130 g
      Galaxy A31:
      185 g

    • Width

      DROID Mini: 11.8 mm narrower

      DROID Mini:
      61.3 mm
      Galaxy A31:
      73.1 mm

    • Screen diagonal

      DROID Mini: 2.1 in smaller diagonal

      DROID Mini:
      4.3 in
      Galaxy A31:
      6.4 in

    • Rear camera layout

      DROID Mini:
      Single
      Galaxy A31:
      Quad

    • Height

      DROID Mini: 38 mm shorter

      DROID Mini:
      121.3 mm
      Galaxy A31:
      159.3 mm

    • Release year

      DROID Mini:
      2013
      Galaxy A31:
      2020

    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. DROID Mini

      Height:
      121.3 mm
      Width:
      61.3 mm
      Depth:
      8.9 mm

    2. 2. Galaxy A31

      Height:
      159.3 mm +38 mm versus DROID Mini
      Width:
      73.1 mm +11.8 mm versus DROID Mini
      Depth:
      8.6 mm

    Weight

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

    1. 1. DROID Mini

      130 g

    2. 2. Galaxy A31

      185 g

      +55 g versus DROID Mini

    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. DROID Mini

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

    2. 2. Galaxy A31

      Screen diagonal:
      6.4 in
      Aspect ratio (height:width):
      20:9
      Approximate rectangular screen area:
      98.9 cm²

    Galaxy A31 has approximately 94% more rectangular screen area than DROID Mini.

    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 DROID Mini, Galaxy A31, compared at the same storage capacity.
    StorageDROID MiniGalaxy A31
    16 GB 2 GB RAM Not recorded
    64 GB Not recorded 4 GB RAM
    128 GB Not recorded 4 / 6 GB RAM Alternative RAM configurations

    Practical features

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

    1. DROID Mini

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

    2. Galaxy A31

    NFC:
    See details Yes (market/region dependent)
    Headphone jack:
    Yes
    Memory card support:
    See details microSDXC (dedicated slot)

    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. DROID Mini

      2000 mAh

    2. 2. Galaxy A31

      5000 mAh

      +3000 mAh versus DROID Mini

    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. DROID Mini2. Galaxy A31

    Everyday essentials
    Everyday essentials — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    Dimensions (HxWxD)
    • 121.3 Х 61.3 Х 8.9 mm
    • 159.3 Х 73.1 Х 8.6 mm
    Weight
    • 130 g
    • 185 g
    Technology
    • TFT
    • Super AMOLED
    Screen size
    • 4.3" inch
    • 6.4" inch
    Screen resolution
    • 720 x 1280 px
    • 1080 x 2400 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 16 GB
    • 2 GB RAM
    • 64GB 4GB RAM
    • 128GB 4GB RAM
    • 128GB 6GB RAM
    Memory card support
    • No
    • microSDXC (dedicated slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 2000 mAh
    • Non-removable Li-Ion
    • 5000 mAh
    • Non-removable Li-Po
    Operating system OS
    • Android 4.2 (Jelly Bean)
    • upgradable to 5.0 (Lollipop)
    • Android 10.0; One UI 2.0
    Chipset
    • Qualcomm Snapdragon S4 Pro
    		 Unknown
    NFC
    • Yes
    • Yes (market/region dependent)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 51.0 cm2
    • 98.9 cm2
    Screen format
    • 16:9 (height:width)
    • 20:9 (height:width)
    Screen to body ratio
    • 68.6%
    • 84.9%
    PPI /points per inch/
    • 342 PPI
    • 411 PPI
    Screen protection
    • Corning Gorilla Glass
    		 Unknown
    Camera and Video
    Camera and Video — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    Rear camera, main
    • 10 MP
    • Single
    • 48 MP
    • Quad
    Camera specs
    • 10 MP
    • AF
    • 48 MP
    • f/2.0
    • 26mm (wide)
    • 1/2.0"
    • 0.8µm
    • PDAF -8 MP
    • f/2.2
    • 13mm (ultrawide)
    • 1/4.0"
    • 1.12µm -5 MP
    • f/2.4
    • (macro) -5 MP
    • (depth)
    Functions
    • LED flash
    • LED flash
    • panorama
    • HDR
    Video
    • 1080p@30fps
    • 1080p@30fps
    Front camera, selfie
    • 2 MP
    • Single
    • 20 MP
    • Single
    Specifications
    • 2 MP
    • 20 MP
    • f/2.2
    • (wide)
    Performance

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

    Performance — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    Processor CPU
    • Dual-core 1.7 GHz Krait
    • Octa-core (2x2.0 GHz & 6x1.7 GHz)
    Graphics processor GPU
    • Adreno 320
    		 Unknown
    Antutu 7 score *
    • 3000
    		 Unknown
    General specs
    General specs — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    Release date
    • 2013
    • July
    • 2020
    • March 24
    Colors
    • Black
    • Red
    • Prism Crush Black
    • Prism Crush Blue
    • Prism Crush Red
    • Prism Crush White
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
    • 180 EUR
    		 Unknown
    Battery life
    • Talking time- Up to 28 h
    		 Unknown
    Communication and Connectivity
    Communication and Connectivity — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    SIM card
    • Nano-SIM
    • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
    • dual stand-by)
    Network
    • Show all network frequencies: -2G - CDMA 800 / 1900 GSM 850 / 900 / 1800 / 1900 -3G - CDMA2000 1xEV-DO HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 4(1700/2100)
    • 13(700)
    • 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 (unspecified)
    Speed
    • HSPA 21.1/5.76 Mbps
    • LTE
    • EV-DO Rev.A 3.1 Mbps
    • HSPA
    • LTE-A
    GPRS
    • Class 12
    • Yes
    Edge
    • Class 12
    • Yes
    Wi-Fi
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • hotspot
    • DLNA
    • Wi-Fi 802.11 a/b/g/n/ac
    • dual-band
    • Wi-Fi Direct
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • GLONASS
    • Yes
    • with A-GPS
    • GLONASS
    • GALILEO
    • BDS
    USB
    • microUSB 2.0
    • 2.0
    • Type-C 1.0 reversible connector
    • USB On-The-Go
    Bluetooth
    • 4.0
    • A2DP
    • EDR
    • LE
    • aptX
    • 5.0
    • A2DP
    • LE
    Harmful irradiation Unknown
    • SAR EU - 0.49 W/kg (head) 1.68 W/kg (body)
    Music and Audio
    Music and Audio — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    Radio
    • No
    		 Unknown
    Others
    • Active noise cancellation with dedicated mic
    		 Unknown
    Other features
    Other features — specifications for DROID Mini, Galaxy A31.
    SpecificationDROID MiniGalaxy A31
    Dop
    • Sensors Accelerometer
    • gyro
    • proximity
    • compass
    • barometer - Qi wireless charging - Splash resistant - For Verizon
    • Sensors Fingerprint (under display
    • optical)
    • accelerometer
    • gyro
    • proximity
    • compass - Fast charging 15W

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