Oppo A31 vs ZTE Geek V975

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

    Geek V975: 32 g lighter

    A31:
    180 g
    Geek V975:
    148 g
  • Width

    Geek V975: 5.5 mm narrower

    A31:
    75.5 mm
    Geek V975:
    70 mm
  • Screen diagonal

    Geek V975: 1.5 in smaller diagonal

    A31:
    6.5 in
    Geek V975:
    5 in
  • Rear camera layout

    A31:
    Triple
    Geek V975:
    Single
  • Depth

    A31: 1.2 mm thinner

    A31:
    8.3 mm
    Geek V975:
    9.5 mm
  • Height

    Geek V975: 18.9 mm shorter

    A31:
    163.9 mm
    Geek V975:
    145 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 +18.9 mm versus Geek V975
    Width:
    75.5 mm +5.5 mm versus Geek V975
    Depth:
    8.3 mm
  2. 2. Geek V975

    Height:
    145 mm
    Width:
    70 mm
    Depth:
    9.5 mm +1.2 mm versus A31

Weight

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

  1. 1. A31

    180 g

    +32 g versus Geek V975

  2. 2. Geek V975

    148 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. Geek V975

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

A31 has approximately 48% more rectangular screen area than Geek V975.

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, Geek V975, compared at the same storage capacity.
StorageA31Geek V975
8 GB Not recorded 2 GB RAM
16 GB Not recorded 2 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. Geek V975

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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

    +1930 mAh versus Geek V975

  2. 2. Geek V975

    2300 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. Geek V975

Everyday essentials
Everyday essentials — specifications for A31, Geek V975.
SpecificationA31Geek V975
Dimensions (HxWxD)
  • 163.9 Х 75.5 Х 8.3 mm
  • 145 Х 70 Х 9.5 mm
Weight
  • 180 g
  • 148 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.5" inch
  • 5" inch
Screen resolution
  • 720 x 1600 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
  • 8/16 GB
  • 2 GB RAM
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4230 mAh
  • Non-removable Li-Po
  • 2300 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Mediatek MT6765V/CB Helio P35 (12nm)
  • Intel Atom Z2580
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A31, Geek V975.
SpecificationA31Geek V975
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 102.0 cm2
  • 68.9 cm2
Screen format
  • 20:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.4%
  • 67.9%
PPI /points per inch/
  • 270 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for A31, Geek V975.
SpecificationA31Geek V975
Rear camera, main
  • 12 MP
  • Triple
  • 8 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)
  • 8 MP
  • AF
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 1 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1 MP
Performance

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

Performance — specifications for A31, Geek V975.
SpecificationA31Geek V975
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Dual-core 2.0 GHz
Graphics processor GPU
  • PowerVR GE8320
  • PowerVR SGX544MP2
Antutu 7 score * Unknown
  • 30286
Antutu 8 score *
  • 105221
Unknown
General specs
General specs — specifications for A31, Geek V975.
SpecificationA31Geek V975
Release date
  • 2020
  • February 13
  • 2013
  • April
Colors
  • Fantasy White
  • Mystery Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
Unknown
Body build
  • Glass front
  • plastic back
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A31, Geek V975.
SpecificationA31Geek V975
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Yes
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 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • HSPA
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
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • 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
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A31, Geek V975.
SpecificationA31Geek V975
Radio
  • FM radio
  • FM radio
Others
  • 480 nits typ. brightness
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A31, Geek V975.
SpecificationA31Geek V975
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as ZTE Geek U988S for China Mobile with Nvidia Tegra 4
  • 1.8 GHz processor
  • 2 MP front camera and 1080p display