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A1 Alpha vs LG KS20

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

    KS20: 57.5 g lighter

    Alpha:
    150 g
    KS20:
    92.5 g
  • Width

    KS20: 17.8 mm narrower

    Alpha:
    75.8 mm
    KS20:
    58 mm
  • Screen diagonal

    KS20: 3.46 in smaller diagonal

    Alpha:
    6.26 in
    KS20:
    2.8 in
  • Chipset

    Alpha:
    Unisoc SC9863A (28nm)
    KS20:
    Qualcomm MSM72000
  • Rear camera layout

    Alpha:
    Dual
    KS20:
    Single
  • Depth

    Alpha: 4.7 mm thinner

    Alpha:
    8.1 mm
    KS20:
    12.8 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. Alpha

    Height:
    151.7 mm +51.9 mm versus KS20
    Width:
    75.8 mm +17.8 mm versus KS20
    Depth:
    8.1 mm
  2. 2. KS20

    Height:
    99.8 mm
    Width:
    58 mm
    Depth:
    12.8 mm +4.7 mm versus Alpha

Weight

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

  1. 1. Alpha

    150 g

    +57.5 g versus KS20

  2. 2. KS20

    92.5 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. Alpha

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²
  2. 2. KS20

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

Alpha has approximately 302.9% more rectangular screen area than KS20.

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, KS20, compared at the same storage capacity.
StorageAlphaKS20
32 GB 2 GB RAM Unknown
64 GB 3 GB RAM Unknown
KS20: Original memory entry

128 MB

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. KS20

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 2 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

    +2150 mAh versus KS20

  2. 2. KS20

    1050 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. Alpha2. KS20

Everyday essentials
Everyday essentials — specifications for Alpha, KS20.
SpecificationAlphaKS20
Dimensions (HxWxD)
  • 151.7 Х 75.8 Х 8.1 mm
  • 99.8 Х 58 Х 12.8 mm
Weight
  • 150 g
  • 92.5 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.26" inch
  • 2.8" inch
Screen resolution
  • 720 x 1520 px
  • 240 x 320 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
  • 128 MB
Memory card support
  • microSD
  • up to 256 GB (uses shared SIM slot)
  • microSD
  • up to 2 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3200 mAh
  • Non-removable Li-Ion
  • 1050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Microsoft Windows Mobile 6.0 Professional
Chipset
  • Unisoc SC9863A (28nm)
  • Qualcomm MSM72000
NFC
  • Yes (64/3GB model only)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Alpha, KS20.
SpecificationAlphaKS20
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 97.8 cm2
  • 24.3 cm2
Screen format
  • 19:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 82.1%
  • 41.9%
PPI /points per inch/
  • 269 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Alpha, KS20.
SpecificationAlphaKS20
Rear camera, main
  • 13 MP
  • Dual
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • AF -2 MP
  • f/2.4
  • depth sensor
  • 2 MP
  • AF
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • VGA videocall camera
Performance
Performance — specifications for Alpha, KS20.
SpecificationAlphaKS20
Processor CPU
  • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
  • 400 MHz ARM 11
Graphics processor GPU
  • IMG8322
  • Adreno 130
General specs
General specs — specifications for Alpha, KS20.
SpecificationAlphaKS20
Release date
  • 2019
  • August
  • 2007
  • September
Colors
  • Black
  • Green
  • Black
  • Baby Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 100 EUR
Battery life Unknown
  • Stand by time- Up to 270 h Talking time- Up to 4 h (2G) / Up to 3 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Alpha, KS20.
SpecificationAlphaKS20
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
  • USB On-The-Go
  • 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.27 W/kg (head) 1.07 W/kg (body) SAR EU - 0.50 W/kg (head)
Music and Audio
Music and Audio — specifications for Alpha, KS20.
SpecificationAlphaKS20
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
  • Handwriting recognition
Other features
Other features — specifications for Alpha, KS20.
SpecificationAlphaKS20
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • MP3/MP4/WMV/AAC/DivX player -Pocket Office -Organizer -Voice memo