Palm Pre Plus 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

    Pre Plus: 47 g lighter

    Pre Plus:
    138 g
    Galaxy A31:
    185 g
  • Width

    Pre Plus: 13.6 mm narrower

    Pre Plus:
    59.5 mm
    Galaxy A31:
    73.1 mm
  • Screen diagonal

    Pre Plus: 3.3 in smaller diagonal

    Pre Plus:
    3.1 in
    Galaxy A31:
    6.4 in
  • Rear camera layout

    Pre Plus:
    Single
    Galaxy A31:
    Quad
  • Depth

    Galaxy A31: 8.3 mm thinner

    Pre Plus:
    16.9 mm
    Galaxy A31:
    8.6 mm
  • Height

    Pre Plus: 58.8 mm shorter

    Pre Plus:
    100.5 mm
    Galaxy A31:
    159.3 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. Pre Plus

    Height:
    100.5 mm
    Width:
    59.5 mm
    Depth:
    16.9 mm +8.3 mm versus Galaxy A31
  2. 2. Galaxy A31

    Height:
    159.3 mm +58.8 mm versus Pre Plus
    Width:
    73.1 mm +13.6 mm versus Pre Plus
    Depth:
    8.6 mm

Weight

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

  1. 1. Pre Plus

    138 g

  2. 2. Galaxy A31

    185 g

    +47 g versus Pre Plus

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. Pre Plus

    Screen diagonal:
    3.1 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    28.6 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 245.6% more rectangular screen area than Pre Plus.

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 Pre Plus, Galaxy A31, compared at the same storage capacity.
StoragePre PlusGalaxy A31
64 GB Unknown 4 GB RAM
128 GB Unknown 4 / 6 GB RAM Alternative RAM configurations
Pre Plus: Original memory entry

16 GB · 512 MB 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. Pre Plus

NFC:
Unknown
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. Pre Plus

    1150 mAh

  2. 2. Galaxy A31

    5000 mAh

    +3850 mAh versus Pre Plus

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. Pre Plus2. Galaxy A31

Everyday essentials
Everyday essentials — specifications for Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy A31
Dimensions (HxWxD)
  • 100.5 Х 59.5 Х 16.9 mm
  • 159.3 Х 73.1 Х 8.6 mm
Weight
  • 138 g
  • 185 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 3.1" inch
  • 6.4" inch
Screen resolution
  • 320 x 480 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
  • 512 MB 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.
  • 1150 mAh
  • Removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Palm webOS 1.3.5
  • Android 10.0; One UI 2.0
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy A31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 28.6 cm2
  • 98.9 cm2
Screen format
  • 3:2 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 47.9%
  • 84.9%
PPI /points per inch/
  • 186 PPI
  • 411 PPI
Camera and Video
Camera and Video — specifications for Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy A31
Rear camera, main
  • 3.15 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 3.15 MP
  • 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
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 20 MP
  • Single
Specifications Unknown
  • 20 MP
  • f/2.2
  • (wide)
Performance
Performance — specifications for Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy A31
Processor CPU
  • 600 MHz Cortex-A8
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU
  • PowerVR SGX
Unknown
General specs
General specs — specifications for Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy A31
Release date
  • 2010
  • March
  • 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.
  • 170 EUR
Unknown
Battery life
  • Stand by time- Up to 350 h (2G) / - (3G) Talking time- Up to 4 h (2G) / Up to 4 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy 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 3.6/0.384 Mbps
  • HSPA
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • 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
  • 2.1
  • A2DP
  • 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 Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy A31
Radio
  • No
Unknown
Other features
Other features — specifications for Pre Plus, Galaxy A31.
SpecificationPre PlusGalaxy A31
Dop
  • Sensors Accelerometer Wireless charging
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W