Lenovo K10 Note vs Oppo A91

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.

  • Display technology

    OLED versus LCD

    K10 Note:
    LCD
    A91:
    OLED
  • Weight

    K10 Note: 8 g lighter

    K10 Note:
    164 g
    A91:
    172 g
  • Width

    A91: 1 mm narrower

    K10 Note:
    74.3 mm
    A91:
    73.3 mm
  • Memory variants

    At 128 GB storage

    K10 Note:
    6 GB RAM
    A91:
    8 GB RAM
  • Chipset

    K10 Note:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
    A91:
    Mediatek MT6771V Helio P70 (12nm)
  • Rear camera layout

    K10 Note:
    Triple
    A91:
    Quad

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 +1 mm versus A91
    Depth:
    7.9 mm
  2. 2. A91

    Height:
    160.2 mm +3.6 mm versus K10 Note
    Width:
    73.3 mm
    Depth:
    7.9 mm

Weight

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

  1. 1. K10 Note

    164 g

  2. 2. A91

    172 g

    +8 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. A91

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

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, A91, compared at the same storage capacity.
StorageK10 NoteA91
64 GB 4 GB RAM Not recorded
128 GB Recorded for all phones 6 GB RAM 8 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. A91

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. K10 Note

    4050 mAh

    +25 mAh versus A91

  2. 2. A91

    4025 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. K10 Note2. A91

Everyday essentials
Everyday essentials — specifications for K10 Note, A91.
SpecificationK10 NoteA91
Dimensions (HxWxD)
  • 156.6 Х 74.3 Х 7.9 mm
  • 160.2 Х 73.3 Х 7.9 mm
Weight
  • 164 g
  • 172 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 6.3" inch
  • 6.4" inch
Screen resolution
  • 1080 x 2340 px
  • 1080 x 2400 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 8GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4050 mAh
  • Non-removable Li-Po
  • 4025 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 MT6771V Helio P70 (12nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K10 Note, A91.
SpecificationK10 NoteA91
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.4 cm2
  • 100.4 cm2
Screen format
  • 19.5:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 83.7%
  • 85.5%
PPI /points per inch/
  • 409 PPI
  • 408 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for K10 Note, A91.
SpecificationK10 NoteA91
Rear camera, main
  • 16 MP
  • Triple
  • 48 MP
  • Quad
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
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0"
  • 1.12µm -2 MP B/W
  • f/2.4
  • 1/5.0"
  • 1.75µm -2 MP
  • 1.75µm
  • depth sensor
Functions
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 16 MP
  • 16 MP
  • f/2.0
  • 26mm (wide)
  • 1/3.1''
  • 1.0µm
Performance

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

Performance — specifications for K10 Note, A91.
SpecificationK10 NoteA91
Processor CPU
  • Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 616
  • Mali-G72 MP3
Antutu 7 score * Unknown
  • 135756
Antutu 8 score *
  • 217437
Unknown
General specs
General specs — specifications for K10 Note, A91.
SpecificationK10 NoteA91
Release date
  • 2019
  • September
  • 2019
  • December
Colors
  • Knight Black
  • Stardust Blue
  • Dark Blue
  • Red
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 260 EUR
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for K10 Note, A91.
SpecificationK10 NoteA91
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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/11.5 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/ax
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K10 Note, A91.
SpecificationK10 NoteA91
Radio
  • FM radio
  • recording
  • FM radio
Others
  • Dolby Atmos sound
  • 430 nits typ. brightness
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for K10 Note, A91.
SpecificationK10 NoteA91
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 20W
  • 50% in 30 min -VOOC 3.0