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Compare 5 products

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Samsung Galaxy A Mobile Phone
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Samsung Galaxy A20e Mobile Phone
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Samsung Galaxy A20s Mobile Phone
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Samsung Galaxy A40 Mobile Phone
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Xiaomi Redmi 3 Mobile Phone

Hardware

Operating systemAndroid 2.1Android 9.0 Pie
N/A
Android 9.0Android 5.1
CPU clock speed0.72 GHz1.6 GHz1.8 GHz1.8 GHz1.5 GHz
CPU coresSingle-core8-core8-core8-core8-core
RAM memory384 MB3 GB3 GB4 GB2 GB
CPU model
N/A
Samsung Exynos
N/A
Samsung ExynosQualcomm Snapdragon 616 MSM8939v2
GPU model
N/A
N/A
N/A
N/A
Qualcomm Adreno 405

Display

Screen size3.7 in5.8 in6.5 in5.9 in5.0 in
Panel typeOLEDLCDLCDOLEDLCD
Resolution800 x 480 px1560 x 720 px1560 x 720 px2340 x 1080 px1280 x 720 px
TechnologyAMOLEDPLS TFTTFTSuper AMOLEDIPS TFT
Pixel density252.0 ppi294.0 ppi
N/A
439.0 ppi294.0 ppi
Multi touchyes
N/A
N/A
N/A
yes
Number of colors
N/A
16.7M16.7M16.7M16.7M
Touchscreen
N/A
N/A
N/A
N/A
yes
Dual screen support
N/A
N/A
N/A
N/A
no
Scratch resistant display
N/A
N/A
N/A
N/A
no
HDR
N/A
N/A
N/A
N/A
no

Rear camera

Primary sensor resolution5.0 Mpx13.0 Mpx13.0 Mpx16.0 Mpx13.0 Mpx
Highest video resolution1280 x 720 px
N/A
N/A
N/A
1920 x 1080 px
Autofocusyes
N/A
N/A
N/A
yes
LED Flashyes
N/A
N/A
N/A
yes
Resolution (second camera)
N/A
5.0 Mpx5.0 Mpx5.0 Mpx
N/A
Lens aperture (second camera)
N/A
F/2.2F/2.2F/2.2
N/A
Field of View (FoV) (second camera)
N/A
123.0 °
N/A
123.0 °
N/A
Focus adjustment
N/A
AutomaticAutomaticAutomatic
N/A
Resolution (third camera)
N/A
N/A
8.0 Mpx
N/A
N/A
Lens aperture (third camera)
N/A
N/A
F/2.2
N/A
N/A
Field of View (FoV) (third camera)
N/A
N/A
120.0 °
N/A
N/A
Primary lens aperture
N/A
N/A
N/A
N/A
2.0 f
Video recording
N/A
N/A
N/A
N/A
yes
Maximum FPS at the highest resolution
N/A
N/A
N/A
N/A
30.0 fps
Burst Mode
N/A
N/A
N/A
N/A
yes
Digital Image Stabilization
N/A
N/A
N/A
N/A
yes
Digital zoom
N/A
N/A
N/A
N/A
yes
Face detection
N/A
N/A
N/A
N/A
yes
Geo-tagging
N/A
N/A
N/A
N/A
yes
HDR Capture
N/A
N/A
N/A
N/A
yes
Panorama
N/A
N/A
N/A
N/A
yes
Smile detection
N/A
N/A
N/A
N/A
yes
Touch focus
N/A
N/A
N/A
N/A
yes

Dimensions

Height4.7 in5.8 in6.43 in5.69 in5.48 in
Width2.36 in2.74 in3.05 in2.72 in2.73 in
Depth0.49 in0.33 in0.31 in0.31 in0.33 in
Weight4.52 oz4.97 oz6.46 oz4.94 oz5.08 oz

Sensors

Accelerometeryesyesyesyesyes
Proximityyesyesyesyesyes
Digital compassyes
N/A
N/A
N/A
yes
Gyroscope
N/A
yesyesyesyes
Ambient light sensor
N/A
N/A
yesyesyes

Cellular

Wireless network (Wi-Fi)yes
N/A
N/A
N/A
yes
Data transmissionHSDPA
  • GPRS
  • EDGE
  • HSDPA
  • HSUPA
  • HSPA+
  • FDD-LTE
  • TDD-LTE
  • GPRS
  • EDGE
  • HSDPA
  • HSUPA
  • HSPA+
  • FDD-LTE
  • TDD-LTE
  • GPRS
  • EDGE
  • HSDPA
  • HSUPA
  • HSPA+
  • FDD-LTE
  • TDD-LTE
HSPA+
Navigation systemGPS
  • GPS
  • GLONASS
  • BeiDou
  • Galileo
  • GPS
  • GLONASS
  • BeiDou
  • Galileo
  • GPS
  • GLONASS
  • BeiDou
  • Galileo
GLONASS
2G GSMyes
N/A
N/A
N/A
yes
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
N/A
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
UMTS frequences
N/A
  • 2100 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 2100 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
  • 850 MHz
  • 900 MHz
  • 850 MHz
  • 900 MHz
  • 1900 MHz
  • 2100 MHz
Wireless networking standard
N/A
N/A
N/A
N/A
  • 802.11b
  • 802.11g
  • 802.11n
3G UMTS
N/A
N/A
N/A
N/A
yes
CDMA frequences
N/A
N/A
N/A
N/A
  • 800 MHz
  • 1900 MHz
4G LTE
N/A
N/A
N/A
N/A
yes
LTE frequencies
N/A
N/A
N/A
N/A
  • 1800 MHz
  • 1900 MHz
  • 2600 MHz
  • 2300 MHz
  • 2500 MHz
Mobile hotspot
N/A
N/A
N/A
N/A
yes
Streaming standards
N/A
N/A
N/A
N/A
Miracast

Battery

Battery typeLithium ion
N/A
N/A
N/A
Lithium ion
Battery capacity1500.0 mAh3000.0 mAh4000.0 mAh3100.0 mAh4100.0 mAh
Standby time460.0 h
N/A
N/A
N/A
N/A
Talk time13.0 h19.0 h
N/A
18.0 h
N/A
Replaceable battery
N/A
N/A
N/A
N/A
no
Fast charging
N/A
N/A
N/A
N/A
no
Wireless charging
N/A
N/A
N/A
N/A
no

Often compared with Samsung Galaxy A

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Often compared with Samsung Galaxy A40