Oppo A31 vs ZTE nubia Red Magic 3

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.

  • Display technology

    OLED versus LCD

    A31:
    LCD
    nubia Red Magic 3:
    OLED
  • Weight

    A31: 35 g lighter

    A31:
    180 g
    nubia Red Magic 3:
    215 g
  • Width

    A31: 3 mm narrower

    A31:
    75.5 mm
    nubia Red Magic 3:
    78.5 mm
  • Rear camera layout

    A31:
    Triple
    nubia Red Magic 3:
    Single
  • Depth

    A31: 1.4 mm thinner

    A31:
    8.3 mm
    nubia Red Magic 3:
    9.7 mm
  • Height

    A31: 7.8 mm shorter

    A31:
    163.9 mm
    nubia Red Magic 3:
    171.7 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
    Width:
    75.5 mm
    Depth:
    8.3 mm
  2. 2. nubia Red Magic 3

    Height:
    171.7 mm +7.8 mm versus A31
    Width:
    78.5 mm +3 mm versus A31
    Depth:
    9.7 mm +1.4 mm versus A31

Weight

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

  1. 1. A31

    180 g

  2. 2. nubia Red Magic 3

    215 g

    +35 g versus A31

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. nubia Red Magic 3

    Screen diagonal:
    6.65 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    108.6 cm²

nubia Red Magic 3 has approximately 6.4% more rectangular screen area than A31.

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, nubia Red Magic 3, compared at the same storage capacity.
StorageA31nubia Red Magic 3
128 GB 4 GB RAM Unknown
nubia Red Magic 3: Original memory entry

256 GB · 12 GB RAM · 128 GB · 8 GB RAM 64 GB · 6 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. A31

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

2. nubia Red Magic 3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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

  2. 2. nubia Red Magic 3

    5000 mAh

    +770 mAh versus A31

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. nubia Red Magic 3

Everyday essentials
Everyday essentials — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
Dimensions (HxWxD)
  • 163.9 Х 75.5 Х 8.3 mm
  • 171.7 Х 78.5 Х 9.7 mm
Weight
  • 180 g
  • 215 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 6.5" inch
  • 6.65" inch
Screen resolution
  • 720 x 1600 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 256 GB
  • 12 GB RAM
  • 128 GB
  • 8 GB RAM 64 GB
  • 6 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 4230 mAh
  • Non-removable Li-Po
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Android 9.0 (Pie); Redmagic 2.0
Chipset
  • Mediatek MT6765V/CB Helio P35 (12nm)
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 102.0 cm2
  • 108.6 cm2
Screen format
  • 20:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 82.4%
  • 80.5%
PPI /points per inch/
  • 270 PPI
  • 388 PPI
Camera and Video
Camera and Video — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
Rear camera, main
  • 12 MP
  • Triple
  • 48 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)
  • 48 MP
  • f/1.7
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF
Functions
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 16 MP
  • f/2.0
  • 2.0µm
Performance

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

Performance — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.80 GHz Kryo 485)
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 640
Antutu 8 score *
  • 105221
Unknown
GeekBench 5 Single Core * Unknown
  • 747
GeekBench 5 Multi-Core * Unknown
  • 2478
General specs
General specs — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
Release date
  • 2020
  • February 13
  • 2019
  • May
Colors
  • Fantasy White
  • Mystery Black
  • Black
  • Red
  • Camouflage
  • Red/Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 400 EUR
Body build
  • Glass front
  • plastic back
  • plastic frame
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
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 850 / 900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 30(2300)
  • 66(1700/2100) - Global LTE band 1(2100)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (7CA) Cat20 2000/150 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 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • Type-C 1.0 reversible connector
  • USB On-The-Go; accessory connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • aptX
  • LE
Music and Audio
Music and Audio — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
Radio
  • FM radio
  • No
Others
  • 480 nits typ. brightness
  • DCI-P3 100% -90 Hz
  • DTS XU1tra sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A31, nubia Red Magic 3.
SpecificationA31nubia Red Magic 3
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 27W -USB Power Delivery - RGB light panel (on the back) -Pressure sensitive zones