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A1 Alpha vs Lenovo K8 Note

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

    Alpha: 30 g lighter

    Alpha:
    150 g
    K8 Note:
    180 g
  • Screen diagonal

    K8 Note: 0.76 in smaller diagonal

    Alpha:
    6.26 in
    K8 Note:
    5.5 in
  • Chipset

    Alpha:
    Unisoc SC9863A (28nm)
    K8 Note:
    Mediatek MT6797D Helio X23 (20 nm)
  • Height

    Alpha: 2.8 mm shorter

    Alpha:
    151.7 mm
    K8 Note:
    154.5 mm
  • Release year

    Alpha:
    2019
    K8 Note:
    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. Alpha

    Height:
    151.7 mm
    Width:
    75.8 mm
    Depth:
    8.1 mm
  2. 2. K8 Note

    Height:
    154.5 mm +2.8 mm versus Alpha
    Width:
    75.9 mm
    Depth:
    8.5 mm

Weight

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

  1. 1. Alpha

    150 g

  2. 2. K8 Note

    180 g

    +30 g versus Alpha

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. Alpha

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²
  2. 2. K8 Note

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

Alpha has approximately 17.3% more rectangular screen area than K8 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 Alpha, K8 Note, compared at the same storage capacity.
StorageAlphaK8 Note
32 GB 2 GB RAM Unknown
64 GB 3 GB RAM Unknown
K8 Note: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. Alpha

NFC:
See details Yes (64/3GB model only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses shared SIM slot)

2. K8 Note

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. Alpha

    3200 mAh

  2. 2. K8 Note

    4000 mAh

    +800 mAh versus Alpha

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. Alpha2. K8 Note

Everyday essentials
Everyday essentials — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
Dimensions (HxWxD)
  • 151.7 Х 75.8 Х 8.1 mm
  • 154.5 Х 75.9 Х 8.5 mm
Weight
  • 150 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.26" inch
  • 5.5" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 2GB RAM
  • 64GB 3GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB 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.
  • 3200 mAh
  • Non-removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 7.1.1 (Nougat)
  • upgradable to Android 8.0 (Oreo)
Chipset
  • Unisoc SC9863A (28nm)
  • Mediatek MT6797D Helio X23 (20 nm)
NFC
  • Yes (64/3GB model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.8 cm2
  • 83.4 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.1%
  • 71.1%
PPI /points per inch/
  • 269 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • f/2.0
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 13 MP
  • f/1.7
  • PDAF -5 MP
  • depth sensor
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 13 MP
  • f/2.0
Performance

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

Performance — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
Processor CPU
  • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
  • Deca-core 2.3 GHz
Graphics processor GPU
  • IMG8322
  • Mali-T880 MP4
Antutu 7 score * Unknown
  • 90722
GeekBench 4 Single Core * Unknown
  • 1476
GeekBench 4 Multi-Core * Unknown
  • 4067
GeekBench 4 RenderScript * Unknown
  • 3243
GeekBench 5 Single Core * Unknown
  • 218
GeekBench 5 Multi-Core * Unknown
  • 950
General specs
General specs — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
Release date
  • 2019
  • August
  • 2017
  • August
Colors
  • Black
  • Green
  • Fine Gold
  • Venom Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 180 EUR
Battery life Unknown
  • Stand by time- Up to 378 h (3G) Talking time- Up to 25 h (3G)
Body build Unknown
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 40(2300)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n/ac
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Dolby Atmos audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Alpha, K8 Note.
SpecificationAlphaK8 Note
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Turbo Charge) - Splash Resistant