Asus PadFone 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

    PadFone: 56 g lighter

    PadFone:
    129 g
    Galaxy A31:
    185 g
  • Width

    PadFone: 7.7 mm narrower

    PadFone:
    65.4 mm
    Galaxy A31:
    73.1 mm
  • Screen diagonal

    PadFone: 2.1 in smaller diagonal

    PadFone:
    4.3 in
    Galaxy A31:
    6.4 in
  • Memory variants

    At 64 GB storage

    PadFone:
    1 GB RAM
    Galaxy A31:
    4 GB RAM
  • Rear camera layout

    PadFone:
    Single
    Galaxy A31:
    Quad
  • Depth

    Galaxy A31: 0.6 mm thinner

    PadFone:
    9.2 mm
    Galaxy A31:
    8.6 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. PadFone

    Height:
    128 mm
    Width:
    65.4 mm
    Depth:
    9.2 mm +0.6 mm versus Galaxy A31
  2. 2. Galaxy A31

    Height:
    159.3 mm +31.3 mm versus PadFone
    Width:
    73.1 mm +7.7 mm versus PadFone
    Depth:
    8.6 mm

Weight

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

  1. 1. PadFone

    129 g

  2. 2. Galaxy A31

    185 g

    +56 g versus PadFone

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. PadFone

    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 PadFone.

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 PadFone, Galaxy A31, compared at the same storage capacity.
StoragePadFoneGalaxy A31
16 GB 1 GB RAM Not recorded
32 GB 1 GB RAM Not recorded
64 GB Recorded for all phones 1 GB RAM 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. PadFone

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

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. PadFone

    1520 mAh

  2. 2. Galaxy A31

    5000 mAh

    +3480 mAh versus PadFone

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. PadFone2. Galaxy A31

Everyday essentials
Everyday essentials — specifications for PadFone, Galaxy A31.
SpecificationPadFoneGalaxy A31
Dimensions (HxWxD)
  • 128 Х 65.4 Х 9.2 mm
  • 159.3 Х 73.1 Х 8.6 mm
Weight
  • 129 g
  • 185 g
Technology
  • Super AMOLED
  • Super AMOLED
Screen size
  • 4.3" inch
  • 6.4" inch
Screen resolution
  • 540 x 960 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32/64 GB
  • 1 GB RAM
  • 64GB 4GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1520 mAh
  • Removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • upgradable to 4.1 (Jelly Bean)
  • Android 10.0; One UI 2.0
Chipset
  • Qualcomm MSM8260A Snapdragon S4 Plus
Unknown
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for PadFone, Galaxy A31.
SpecificationPadFoneGalaxy 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
  • 60.9%
  • 84.9%
PPI /points per inch/
  • 256 PPI
  • 411 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for PadFone, Galaxy A31.
SpecificationPadFoneGalaxy A31
Rear camera, main
  • 8 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 8 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
  • 0.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • VGA
  • 20 MP
  • f/2.2
  • (wide)
Performance
Performance — specifications for PadFone, Galaxy A31.
SpecificationPadFoneGalaxy A31
Processor CPU
  • Dual-core 1.5 GHz Krait
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU
  • Adreno 225
Unknown
General specs
General specs — specifications for PadFone, Galaxy A31.
SpecificationPadFoneGalaxy A31
Release date
  • 2012
  • February
  • 2020
  • March 24
Colors
  • Black
  • Prism Crush Black
  • Prism Crush Blue
  • Prism Crush Red
  • Prism Crush White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
Unknown
Battery life
  • Stand by time- Up to 360 h (2G) / Up to 370 h (3G) Talking time- Up to 15 h 40 min (2G) / Up to 8 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for PadFone, Galaxy A31.
SpecificationPadFoneGalaxy A31
SIM card
  • Mini-SIM
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • 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
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • Yes
  • 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 PadFone, Galaxy A31.
SpecificationPadFoneGalaxy A31
Radio
  • No
Unknown
Other features
Other features — specifications for PadFone, Galaxy A31.
SpecificationPadFoneGalaxy A31
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - MP3/WAV/eAAC+ player -MP4/H.264 player -Organizer -Document viewer -Photo viewer/editor -Voice memo/dial -Predictive text input (Swype) - Optional Padfone Station with 10.1 inches display
  • 1280 x 800 pixels.273 x 176.9 x 13.55 mm @ 724 g
  • 6600 mAh battery.
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W