Oppo A31 vs Samsung Galaxy Discover S730M

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 Discover S730M: 58 g lighter

    A31:
    180 g
    Galaxy Discover S730M:
    122 g
  • Width

    Galaxy Discover S730M: 14 mm narrower

    A31:
    75.5 mm
    Galaxy Discover S730M:
    61.5 mm
  • Screen diagonal

    Galaxy Discover S730M: 3 in smaller diagonal

    A31:
    6.5 in
    Galaxy Discover S730M:
    3.5 in
  • Rear camera layout

    A31:
    Triple
    Galaxy Discover S730M:
    Single
  • Depth

    A31: 3.2 mm thinner

    A31:
    8.3 mm
    Galaxy Discover S730M:
    11.5 mm
  • Height

    Galaxy Discover S730M: 51.1 mm shorter

    A31:
    163.9 mm
    Galaxy Discover S730M:
    112.8 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. A31

    Height:
    163.9 mm +51.1 mm versus Galaxy Discover S730M
    Width:
    75.5 mm +14 mm versus Galaxy Discover S730M
    Depth:
    8.3 mm
  2. 2. Galaxy Discover S730M

    Height:
    112.8 mm
    Width:
    61.5 mm
    Depth:
    11.5 mm +3.2 mm versus A31

Weight

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

  1. 1. A31

    180 g

    +58 g versus Galaxy Discover S730M

  2. 2. Galaxy Discover S730M

    122 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. A31

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²
  2. 2. Galaxy Discover S730M

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

A31 has approximately 179.6% more rectangular screen area than Galaxy Discover S730M.

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 A31, Galaxy Discover S730M, compared at the same storage capacity.
StorageA31Galaxy Discover S730M
128 GB 4 GB RAM Unknown
Galaxy Discover S730M: Original memory entry

4 GB (2.7 GB user available) · 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. A31

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. Galaxy Discover S730M

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (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. A31

    4230 mAh

    +2930 mAh versus Galaxy Discover S730M

  2. 2. Galaxy Discover S730M

    1300 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. A312. Galaxy Discover S730M

Everyday essentials
Everyday essentials — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
Dimensions (HxWxD)
  • 163.9 Х 75.5 Х 8.3 mm
  • 112.8 Х 61.5 Х 11.5 mm
Weight
  • 180 g
  • 122 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1600 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 4 GB (2.7 GB user available)
  • 512 MB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4230 mAh
  • Non-removable Li-Po
  • 1300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Android 4.0.4 (Ice Cream Sandwich)
Chipset
  • Mediatek MT6765V/CB Helio P35 (12nm)
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 102.0 cm2
  • 36.5 cm2
Screen format
  • 20:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 82.4%
  • 52.6%
PPI /points per inch/
  • 270 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
Rear camera, main
  • 12 MP
  • Triple
  • 3.15 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
  • 3.15 MP
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • 800 MHz Cortex-A5
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 200
Antutu 7 score * Unknown
  • 1176
Antutu 8 score *
  • 105221
Unknown
General specs
General specs — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
Release date
  • 2020
  • February 13
  • 2012
  • November
Colors
  • Fantasy White
  • Mystery Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 80 EUR
Battery life Unknown
  • Stand by time- Up to 440 h Talking time- Up to 7 h 20 min
Body build
  • Glass front
  • plastic back
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
  • hotspot
GPS
  • Yes
  • with A-GPS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • Yes
Harmful irradiation Unknown
  • SAR - 0.85 W/kg (head) 0.77 W/kg (body) SAR EU - 0.35 W/kg (head)
Music and Audio
Music and Audio — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
Radio
  • FM radio
  • No
Others
  • 480 nits typ. brightness
  • Touch sensitive controls
Other features
Other features — specifications for A31, Galaxy Discover S730M.
SpecificationA31Galaxy Discover S730M
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer For Telus Also known as Samsung Galaxy Discover TracFone SGH-S730G for Net10 and Straight Talk