Gionee M12 vs Oppo 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

    A31: 16 g lighter

    M12:
    196 g
    A31:
    180 g
  • Width

    A31: 1.3 mm narrower

    M12:
    76.8 mm
    A31:
    75.5 mm
  • Memory variants

    At 128 GB storage

    M12:
    6 GB RAM
    A31:
    4 GB RAM
  • Rear camera layout

    M12:
    Quad
    A31:
    Triple
  • Depth

    A31: 1 mm thinner

    M12:
    9.3 mm
    A31:
    8.3 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. M12

    Height:
    163.9 mm
    Width:
    76.8 mm +1.3 mm versus A31
    Depth:
    9.3 mm +1 mm versus A31
  2. 2. A31

    Height:
    163.9 mm
    Width:
    75.5 mm
    Depth:
    8.3 mm

Weight

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

  1. 1. M12

    196 g

    +16 g versus A31

  2. 2. A31

    180 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. M12

    Screen diagonal:
    6.55 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    103.6 cm²
  2. 2. A31

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

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 M12, A31, compared at the same storage capacity.
StorageM12A31
64 GB 4 GB RAM Not recorded
128 GB Recorded for all phones 6 GB RAM 4 GB 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. M12

NFC:
No
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. A31

NFC:
Unknown
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. M12

    5100 mAh

    +870 mAh versus A31

  2. 2. A31

    4230 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. M122. A31

Everyday essentials
Everyday essentials — specifications for M12, A31.
SpecificationM12A31
Dimensions (HxWxD)
  • 163.9 Х 76.8 Х 9.3 mm
  • 163.9 Х 75.5 Х 8.3 mm
Weight
  • 196 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.55" inc
  • 6.5" inch
Screen resolution
  • 720 x 1600 px
  • 720 x 1600 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 4GB RAM
  • 128GB 6GB RAM
  • 128GB 4GB RAM
Memory card support
  • microSDXC
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 5100 mAh
  • Li-Po
  • non-removable
  • 4230 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 10
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • - MediaTek Helio A25 (12 nm) - Mediatek MT6762 Helio P22 (12 nm)
  • Mediatek MT6765V/CB Helio P35 (12nm)
NFC
  • No
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for M12, A31.
SpecificationM12A31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 103.6 cm2
  • 102.0 cm2
Screen format
  • 20:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 82.3%
  • 82.4%
PPI /points per inch/ Unknown
  • 270 PPI
Camera and Video
Camera and Video — specifications for M12, A31.
SpecificationM12A31
Rear camera, main
  • 48 MP
  • Quad
  • 12 MP
  • Triple
Camera specs
  • -48 MP
  • f/1.8
  • (wide)
  • PDAF -5 MP
  • f/2.2
  • 115˚
  • (ultrawide) -2 MP (depth) -2 MP (depth)
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
Functions
  • LED flash
  • HDR
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 16 MP
  • 8 MP
  • f/2.0
Performance

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

Performance — specifications for M12, A31.
SpecificationM12A31
Processor CPU
  • - Octa-core (4x1.8 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53) -Octa-core 2.0 GHz Cortex-A53
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • - PowerVR GE8320
  • PowerVR GE8320
Antutu 8 score * Unknown
  • 105221
General specs
General specs — specifications for M12, A31.
SpecificationM12A31
Release date
  • 2020
  • November 16
  • 2020
  • February 13
Colors
  • Magic Green
  • Dazzling Black
  • Fantasy White
  • Mystery Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 180 EUR
Body build
  • Glass front
  • plastic frame
  • plastic back
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for M12, A31.
SpecificationM12A31
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 1900 -4G - 1
  • 2
  • 3
  • 5
  • 7
  • 8
  • 20
  • 28
  • 40
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • 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
  • BDS
USB
  • USB Type-C 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for M12, A31.
SpecificationM12A31
Radio
  • FM radio
  • FM radio
Others Unknown
  • 480 nits typ. brightness
Other features
Other features — specifications for M12, A31.
SpecificationM12A31
Dop
  • - Sensors - Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass