Lenovo K10 Note 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

    K10 Note: 16 g lighter

    K10 Note:
    164 g
    A31:
    180 g
  • Width

    K10 Note: 1.2 mm narrower

    K10 Note:
    74.3 mm
    A31:
    75.5 mm
  • Screen diagonal

    K10 Note: 0.2 in smaller diagonal

    K10 Note:
    6.3 in
    A31:
    6.5 in
  • Memory variants

    At 128 GB storage

    K10 Note:
    6 GB RAM
    A31:
    4 GB RAM
  • Height

    K10 Note: 7.3 mm shorter

    K10 Note:
    156.6 mm
    A31:
    163.9 mm
  • Release year

    K10 Note:
    2019
    A31:
    2020

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. K10 Note

    Height:
    156.6 mm
    Width:
    74.3 mm
    Depth:
    7.9 mm
  2. 2. A31

    Height:
    163.9 mm +7.3 mm versus K10 Note
    Width:
    75.5 mm +1.2 mm versus K10 Note
    Depth:
    8.3 mm

Weight

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

  1. 1. K10 Note

    164 g

  2. 2. A31

    180 g

    +16 g versus K10 Note

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. K10 Note

    Screen diagonal:
    6.3 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    97.4 cm²
  2. 2. A31

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

A31 has approximately 4.7% more rectangular screen area than K10 Note.

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 K10 Note, A31, compared at the same storage capacity.
StorageK10 NoteA31
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. K10 Note

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM slot)

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. K10 Note

    4050 mAh

  2. 2. A31

    4230 mAh

    +180 mAh versus K10 Note

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. K10 Note2. A31

Everyday essentials
Everyday essentials — specifications for K10 Note, A31.
SpecificationK10 NoteA31
Dimensions (HxWxD)
  • 156.6 Х 74.3 Х 7.9 mm
  • 163.9 Х 75.5 Х 8.3 mm
Weight
  • 164 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.3" inch
  • 6.5" inch
Screen resolution
  • 1080 x 2340 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
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4050 mAh
  • Non-removable Li-Po
  • 4230 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); ZUI 11
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Mediatek MT6765V/CB Helio P35 (12nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K10 Note, A31.
SpecificationK10 NoteA31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 102.0 cm2
Screen format
  • 19.5:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 83.7%
  • 82.4%
PPI /points per inch/
  • 409 PPI
  • 270 PPI
Camera and Video
Camera and Video — specifications for K10 Note, A31.
SpecificationK10 NoteA31
Rear camera, main
  • 16 MP
  • Triple
  • 12 MP
  • Triple
Camera specs
  • 16 MP
  • f/1.8
  • PDAF -8 MP
  • f/2.4
  • (telephoto)
  • PDAF
  • 2x optical zoom -2 MP
  • f/2.2
  • depth sensor
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
Functions
  • HDR
  • 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 K10 Note, A31.
SpecificationK10 NoteA31
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 616
  • PowerVR GE8320
Antutu 8 score *
  • 217437
  • 105221
General specs
General specs — specifications for K10 Note, A31.
SpecificationK10 NoteA31
Release date
  • 2019
  • September
  • 2020
  • February 13
Colors
  • Knight Black
  • Stardust Blue
  • Fantasy White
  • Mystery Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 180 EUR
Body build Unknown
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for K10 Note, A31.
SpecificationK10 NoteA31
SIM card
  • Hybrid 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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • 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
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K10 Note, A31.
SpecificationK10 NoteA31
Radio
  • FM radio
  • recording
  • FM radio
Others
  • Dolby Atmos sound
  • 480 nits typ. brightness
Other features
Other features — specifications for K10 Note, A31.
SpecificationK10 NoteA31
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass