Oppo A31 vs Plum Axe II

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

    Axe II: 70 g lighter

    A31:
    180 g
    Axe II:
    110 g
  • Width

    Axe II: 10.5 mm narrower

    A31:
    75.5 mm
    Axe II:
    65 mm
  • Screen diagonal

    Axe II: 2.5 in smaller diagonal

    A31:
    6.5 in
    Axe II:
    4 in
  • Rear camera layout

    A31:
    Triple
    Axe II:
    Single
  • Depth

    A31: 3.5 mm thinner

    A31:
    8.3 mm
    Axe II:
    11.8 mm
  • Height

    Axe II: 38.4 mm shorter

    A31:
    163.9 mm
    Axe II:
    125.5 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 +38.4 mm versus Axe II
    Width:
    75.5 mm +10.5 mm versus Axe II
    Depth:
    8.3 mm
  2. 2. Axe II

    Height:
    125.5 mm
    Width:
    65 mm
    Depth:
    11.8 mm +3.5 mm versus A31

Weight

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

  1. 1. A31

    180 g

    +70 g versus Axe II

  2. 2. Axe II

    110 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. Axe II

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

A31 has approximately 124% more rectangular screen area than Axe II.

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, Axe II, compared at the same storage capacity.
StorageA31Axe II
128 GB 4 GB RAM Unknown
Axe II: Original memory entry

4 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. A31

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

2. Axe II

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

    +2780 mAh versus Axe II

  2. 2. Axe II

    1450 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. Axe II

Everyday essentials
Everyday essentials — specifications for A31, Axe II.
SpecificationA31Axe II
Dimensions (HxWxD)
  • 163.9 Х 75.5 Х 8.3 mm
  • 125.5 Х 65 Х 11.8 mm
Weight
  • 180 g
  • 110 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.5" inch
  • 4" inch
Screen resolution
  • 720 x 1600 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 4 GB
  • 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
  • 1450 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Android 4.2 (Jelly Bean)
Chipset
  • Mediatek MT6765V/CB Helio P35 (12nm)
  • Mediatek MT6572AW
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A31, Axe II.
SpecificationA31Axe II
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 102.0 cm2
  • 45.5 cm2
Screen format
  • 20:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 82.4%
  • 55.8%
PPI /points per inch/
  • 270 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for A31, Axe II.
SpecificationA31Axe II
Rear camera, main
  • 12 MP
  • Triple
  • 5 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)
  • 5 MP
  • AF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1.3 MP
Performance

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

Performance — specifications for A31, Axe II.
SpecificationA31Axe II
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8320
  • Mali-400
Antutu 8 score *
  • 105221
Unknown
General specs
General specs — specifications for A31, Axe II.
SpecificationA31Axe II
Release date
  • 2020
  • February 13
  • 2013
  • October
Colors
  • Fantasy White
  • Mystery Black
  • Black
  • White
  • Blue
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Body build
  • Glass front
  • plastic back
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A31, Axe II.
SpecificationA31Axe II
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual 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 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
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
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for A31, Axe II.
SpecificationA31Axe II
Radio
  • FM radio
  • Stereo FM radio
Others
  • 480 nits typ. brightness
Unknown
Other features
Other features — specifications for A31, Axe II.
SpecificationA31Axe II
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity - Z402 Dual SIM Z403 Single SIM