Samsung Galaxy A31 vs Samsung i750

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

    i750: 25 g lighter

    Galaxy A31:
    185 g
    i750:
    160 g
  • Width

    i750: 21.1 mm narrower

    Galaxy A31:
    73.1 mm
    i750:
    52 mm
  • Screen diagonal

    i750: 3.8 in smaller diagonal

    Galaxy A31:
    6.4 in
    i750:
    2.6 in
  • Rear camera layout

    Galaxy A31:
    Quad
    i750:
    Single
  • Depth

    Galaxy A31: 13.4 mm thinner

    Galaxy A31:
    8.6 mm
    i750:
    22 mm
  • Height

    i750: 52.3 mm shorter

    Galaxy A31:
    159.3 mm
    i750:
    107 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 A31

    Height:
    159.3 mm +52.3 mm versus i750
    Width:
    73.1 mm +21.1 mm versus i750
    Depth:
    8.6 mm
  2. 2. i750

    Height:
    107 mm
    Width:
    52 mm
    Depth:
    22 mm +13.4 mm versus Galaxy A31

Weight

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

  1. 1. Galaxy A31

    185 g

    +25 g versus i750

  2. 2. i750

    160 g

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 A31

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    98.9 cm²
  2. 2. i750

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    20.9 cm²

Galaxy A31 has approximately 372.4% more rectangular screen area than i750.

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 A31, i750, compared at the same storage capacity.
StorageGalaxy A31i750
64 GB 4 GB RAM Unknown
128 GB 4 / 6 GB RAM Alternative RAM configurations Unknown
i750: Original memory entry

79 MB

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 A31

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

2. i750

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. Galaxy A31

    5000 mAh

    +4200 mAh versus i750

  2. 2. i750

    800 mAh

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 A312. i750

Everyday essentials
Everyday essentials — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
Dimensions (HxWxD)
  • 159.3 Х 73.1 Х 8.6 mm
  • 107 Х 52 Х 22 mm
Weight
  • 185 g
  • 160 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 6.4" inch
  • 2.6" inch
Screen resolution
  • 1080 x 2400 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 4GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
  • 79 MB
Memory card support
  • microSDXC (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 5000 mAh
  • Non-removable Li-Po
  • 800 mAh
  • Removable Li-Ion
Operating system OS
  • Android 10.0; One UI 2.0
  • Microsoft Windows Mobile 2003 SE PocketPC
NFC
  • Yes (market/region dependent)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 98.9 cm2
  • 20.9 cm2
Screen format
  • 20:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 84.9%
  • 37.6%
PPI /points per inch/
  • 411 PPI
  • 154 PPI
Camera and Video
Camera and Video — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
Rear camera, main
  • 48 MP
  • Quad
  • 2 MP
  • Single
Camera specs
  • 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)
  • 2 MP
  • AF
Functions
  • LED flash
  • panorama
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 20 MP
  • Single
  • 0 MP,
Specifications
  • 20 MP
  • f/2.2
  • (wide)
Unknown
Performance
Performance — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
Processor CPU
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
  • Intel XScale PXA270 416 MHz
General specs
General specs — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
Release date
  • 2020
  • March 24
  • 2005
  • Q1
Colors
  • Prism Crush Black
  • Prism Crush Blue
  • Prism Crush Red
  • Prism Crush White
  • Black
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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 (unspecified)
Unknown
Speed
  • HSPA
  • LTE-A
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • No
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • Proprietary
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.49 W/kg (head) 1.68 W/kg (body)
  • SAR EU - 0.22 W/kg (head)
Music and Audio
Music and Audio — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
Radio Unknown
  • No
Others Unknown
  • Dual speaker
Other features
Other features — specifications for Galaxy A31, i750.
SpecificationGalaxy A31i750
Dop
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W
  • Infrared port - TV-out -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Pocket Office -File explorer -SyncML -Predictive text input -Voice memo -Organizer