Oppo A31 vs Razer Phone

Compare recorded specifications, size and practical differences.

+ Add a third phone

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: 17 g lighter

    A31:
    180 g
    Phone:
    197 g
  • Width

    A31: 2.2 mm narrower

    A31:
    75.5 mm
    Phone:
    77.7 mm
  • Screen diagonal

    Phone: 0.8 in smaller diagonal

    A31:
    6.5 in
    Phone:
    5.7 in
  • Rear camera layout

    A31:
    Triple
    Phone:
    Dual
  • Height

    Phone: 5.4 mm shorter

    A31:
    163.9 mm
    Phone:
    158.5 mm
  • Release year

    A31:
    2020
    Phone:
    2017

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 +5.4 mm versus Phone
    Width:
    75.5 mm
    Depth:
    8.3 mm
  2. 2. Phone

    Height:
    158.5 mm
    Width:
    77.7 mm +2.2 mm versus A31
    Depth:
    8 mm

Weight

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

  1. 1. A31

    180 g

  2. 2. Phone

    197 g

    +17 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. Phone

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    89.6 cm²

A31 has approximately 13.9% more rectangular screen area than Phone.

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, Phone, compared at the same storage capacity.
StorageA31Phone
64 GB Not recorded 8 GB RAM
128 GB 4 GB RAM Not recorded

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. Phone

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 512 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

    +230 mAh versus Phone

  2. 2. Phone

    4000 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. Phone

Everyday essentials
Everyday essentials — specifications for A31, Phone.
SpecificationA31Phone
Dimensions (HxWxD)
  • 163.9 Х 75.5 Х 8.3 mm
  • 158.5 Х 77.7 Х 8 mm
Weight
  • 180 g
  • 197 g
Technology
  • IPS LCD
  • IGZO IPS LCD
Screen size
  • 6.5" inch
  • 5.7" inch
Screen resolution
  • 720 x 1600 px
  • 1440 x 2560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 64 GB
  • 8 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 512 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4230 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Android 7.1.1 (Nougat)
  • upgradable to Android 8.1 (Oreo)
Chipset
  • Mediatek MT6765V/CB Helio P35 (12nm)
  • Qualcomm MSM8998 Snapdragon 835 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for A31, Phone.
SpecificationA31Phone
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 102.0 cm2
  • 89.6 cm2
Screen format
  • 20:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.4%
  • 72.7%
PPI /points per inch/
  • 270 PPI
  • 515 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for A31, Phone.
SpecificationA31Phone
Rear camera, main
  • 12 MP
  • Triple
  • 12 MP
  • Dual
Camera specs
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
  • 12 MP
  • f/1.8
  • 25mm (wide)
  • 1/2.6''
  • 1.4µm
  • dual pixel PDAF -12 MP
  • f/2.6
  • 1/3.4''
  • 1.0µm
  • 2x optical zoom
  • PDAF
Functions
  • HDR
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 8 MP
  • f/2.0
Performance

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

Performance — specifications for A31, Phone.
SpecificationA31Phone
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo)
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 540
Antutu 7 score * Unknown
  • 179321
GeekBench 4 Single Core * Unknown
  • 1913
GeekBench 4 Multi-Core * Unknown
  • 6604
GeekBench 4 RenderScript * Unknown
  • 7908
Antutu 8 score *
  • 105221
Unknown
GeekBench 5 Single Core * Unknown
  • 380
GeekBench 5 Multi-Core * Unknown
  • 1685
General specs
General specs — specifications for A31, Phone.
SpecificationA31Phone
Release date
  • 2020
  • February 13
  • 2017
  • November
Colors
  • Fantasy White
  • Mystery Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 750 EUR
Body build
  • Glass front
  • plastic back
  • plastic frame
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A31, Phone.
SpecificationA31Phone
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Nano-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 -3G - HSDPA 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA
  • LTE
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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • BDS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A31, Phone.
SpecificationA31Phone
Radio
  • FM radio
  • No
Others
  • 480 nits typ. brightness
  • Wide Colour Gamut -120 Hz -380 nits
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A31, Phone.
SpecificationA31Phone
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 24W (Quick Charge 4+)