Samsung Galaxy A20 vs Xiaomi Redmi 4

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

    Galaxy A20:
    OLED
    Redmi 4:
    LCD
  • Weight

    Redmi 4: 19 g lighter

    Galaxy A20:
    169 g
    Redmi 4:
    150 g
  • Width

    Redmi 4: 4.7 mm narrower

    Galaxy A20:
    74.7 mm
    Redmi 4:
    70 mm
  • Screen diagonal

    Redmi 4: 1.4 in smaller diagonal

    Galaxy A20:
    6.4 in
    Redmi 4:
    5 in
  • Chipset

    Galaxy A20:
    Exynos 7884 (14 nm)
    Redmi 4:
    Qualcomm MSM8940 Snapdragon 435 (28 nm)
  • Rear camera layout

    Galaxy A20:
    Dual
    Redmi 4:
    Single

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. Galaxy A20

    Height:
    158.4 mm +19.2 mm versus Redmi 4
    Width:
    74.7 mm +4.7 mm versus Redmi 4
    Depth:
    7.8 mm
  2. 2. Redmi 4

    Height:
    139.2 mm
    Width:
    70 mm
    Depth:
    8.7 mm +0.9 mm versus Galaxy A20

Weight

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

  1. 1. Galaxy A20

    169 g

    +19 g versus Redmi 4

  2. 2. Redmi 4

    150 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. Galaxy A20

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²
  2. 2. Redmi 4

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

Galaxy A20 has approximately 45.9% more rectangular screen area than Redmi 4.

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 Galaxy A20, Redmi 4, compared at the same storage capacity.
StorageGalaxy A20Redmi 4
32 GB 3 GB RAM Unknown
Redmi 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM 16 GB · 2 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. Galaxy A20

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (dedicated slot)

2. Redmi 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 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. Galaxy A20

    4000 mAh

  2. 2. Redmi 4

    4100 mAh

    +100 mAh versus Galaxy A20

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. Galaxy A202. Redmi 4

Everyday essentials
Everyday essentials — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
Dimensions (HxWxD)
  • 158.4 Х 74.7 Х 7.8 mm
  • 139.2 Х 70 Х 8.7 mm
Weight
  • 169 g
  • 150 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 6.4" inch
  • 5" inch
Screen resolution
  • 720 x 1560 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 1 TB (dedicated slot)
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 6.0.1 (Marshmallow)
  • upgradable to 7.1.2 (Nougat); MIUI 10
Chipset
  • Exynos 7884 (14 nm)
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 100.5 cm2
  • 68.9 cm2
Screen format
  • 19.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 85.0%
  • 70.7%
PPI /points per inch/
  • 268 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
Rear camera, main
  • 13 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • f/1.9
  • 28mm (wide)
  • AF - 5 MP
  • f/2.2
  • 12mm (ultrawide)
  • 13 MP
  • PDAF
  • f/2.0
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
Processor CPU
  • Octa-core (2x1.6 GHz Cortex-A73 & 6x1.35 GHz Cortex-A53)
  • Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Mali-G71 MP2
  • Adreno 505
Antutu 7 score *
  • 88456
  • 42175
GeekBench 4 Single Core * Unknown
  • 837
GeekBench 4 Multi-Core * Unknown
  • 2810
GeekBench 4 RenderScript * Unknown
  • 2630
GeekBench 5 Single Core *
  • 235
  • 175
GeekBench 5 Multi-Core *
  • 852
  • 995
General specs
General specs — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
Release date
  • 2019
  • March
  • 2017
  • May
Colors
  • Black
  • Deep Blue
  • Red
  • Coral Orange
  • Gold
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 110 EUR
Battery life Unknown
  • Stand by time- Up to 432 h (3G) Talking time- Up to 36 h (3G) Music play - Up to 87 h
Body build
  • Front glass
  • plastic body
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
Network
  • 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
  • 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)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/100 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes (market/region dependent)
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.23 W/kg (head) 1.38 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Galaxy A20, Redmi 4.
SpecificationGalaxy A20Redmi 4
Dop
  • 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)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Also known as Xiaomi Redmi 4X for China
  • Malaysia
  • Pakistan
  • Indonesia