LG G3 S vs Samsung Galaxy A20

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.

  • Display technology

    OLED versus LCD

    G3 S:
    LCD
    Galaxy A20:
    OLED
  • Weight

    G3 S: 35 g lighter

    G3 S:
    134 g
    Galaxy A20:
    169 g
  • Width

    G3 S: 5.1 mm narrower

    G3 S:
    69.6 mm
    Galaxy A20:
    74.7 mm
  • Screen diagonal

    G3 S: 1.4 in smaller diagonal

    G3 S:
    5 in
    Galaxy A20:
    6.4 in
  • Chipset

    G3 S:
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
    Galaxy A20:
    Exynos 7884 (14 nm)
  • Rear camera layout

    G3 S:
    Single
    Galaxy A20:
    Dual

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. G3 S

    Height:
    137.7 mm
    Width:
    69.6 mm
    Depth:
    10.3 mm +2.5 mm versus Galaxy A20
  2. 2. Galaxy A20

    Height:
    158.4 mm +20.7 mm versus G3 S
    Width:
    74.7 mm +5.1 mm versus G3 S
    Depth:
    7.8 mm

Weight

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

  1. 1. G3 S

    134 g

  2. 2. Galaxy A20

    169 g

    +35 g versus G3 S

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. G3 S

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Galaxy A20

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²

Galaxy A20 has approximately 45.9% more rectangular screen area than G3 S.

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 G3 S, Galaxy A20, compared at the same storage capacity.
StorageG3 SGalaxy A20
8 GB 1 GB RAM Not recorded
32 GB Not recorded 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. G3 S

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

2. Galaxy A20

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (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. G3 S

    2540 mAh

  2. 2. Galaxy A20

    4000 mAh

    +1460 mAh versus G3 S

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. G3 S2. Galaxy A20

Everyday essentials
Everyday essentials — specifications for G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
Dimensions (HxWxD)
  • 137.7 Х 69.6 Х 10.3 mm
  • 158.4 Х 74.7 Х 7.8 mm
Weight
  • 134 g
  • 169 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5" inch
  • 6.4" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 1 TB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2540 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 5.0.2 (Lollipop)
  • Android 9.0 (Pie)
Chipset
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Exynos 7884 (14 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 100.5 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 71.9%
  • 85.0%
PPI /points per inch/
  • 294 PPI
  • 268 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video — specifications for G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 8 MP
  • laser AF
  • 13 MP
  • f/1.9
  • 28mm (wide)
  • AF - 5 MP
  • f/2.2
  • 12mm (ultrawide)
Functions
  • LED flash
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 1.3 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 G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Octa-core (2x1.6 GHz Cortex-A73 & 6x1.35 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 305
  • Mali-G71 MP2
Antutu 7 score *
  • 18321
  • 88456
GeekBench 4 Single Core *
  • 430
Unknown
GeekBench 4 Multi-Core *
  • 1133
Unknown
GeekBench 4 RenderScript *
  • 667
Unknown
GeekBench 5 Single Core * Unknown
  • 235
GeekBench 5 Multi-Core * Unknown
  • 852
General specs
General specs — specifications for G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
Release date
  • 2014
  • July
  • 2019
  • March
Colors
  • Metallic Black
  • Silk White
  • Shine Gold
  • Black
  • Deep Blue
  • Red
  • Coral Orange
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 190 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 700 h (2G) / Up to 750 h (3G) Talking time- Up to 16 h (2G) / Up to 15 h (3G)
Unknown
Body build Unknown
  • Front glass
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
SIM card
  • Micro-SIM
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 - D722
  • D722K (HK) HSDPA 850 / 900 / 2100 - D722K (India) -4G - LTE band 3(1800)
  • 7(2600)
  • 20(800) - D722 LTE band 1(2100)
  • 3(1800)
  • 8(900)
  • 20(800) - D722 (Italy) LTE 700 / 900 / 1800 / 2100 / 2600 MHz / 2300 - D722K (HK)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes (market/region dependent)
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • aptX
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.53 W/kg (head) 0.73 W/kg (body) SAR EU - 0.55 W/kg (head) 0.43 W/kg (body)
  • SAR EU - 0.23 W/kg (head) 1.38 W/kg (body)
Music and Audio
Music and Audio — specifications for G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
Radio
  • FM radio
  • RDS
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for G3 S, Galaxy A20.
SpecificationG3 SGalaxy A20
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Infrared port - Also known as LG G3 Beat
  • LG G3 Vigor (AT&T
  • Sprint) Versions: LG D722 for Europe LG D725 for AT&T LG D728 for China LG D722K for Taiwan
  • Hong Kong
  • India LG D724 for CIS
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 15W - Versions: SM-A205F/DS
  • SM-A205FN/DS (Global)
  • SM-A205U (USA)
  • SM-A205GN/DS
  • SM-A205YN
  • SM-A205G/DS
  • SM-A205W (Canada)