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General Mobile Discovery Phone
General Mobile Discovery
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Samsung Galaxy J2 Mobile Phone
Samsung Galaxy J2
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Samsung Galaxy Z Fold2 5G Mobile Phone
Samsung Galaxy Z Fold2 5G
Editiorial reviews
7
7 editorial reviews
Read more
The J2 Core treads a fine line against the competition, but is it able to balance it?Read more
The Boost Mobile exclusive Samsung Galaxy J2 is an affordable phone for Samsung enthusiasts, but not much else.Read more
Read editorial reviews
20
4.1 out of 5
13 user ratings
5 stars
23 %
4 stars
76 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
37
4.2 out of 5
37 user ratings
5 stars
37 %
4 stars
45 %
3 stars
13 %
2 stars
2 %
1 stars
0 %
37
4.2 out of 5
37 user ratings
5 stars
37 %
4 stars
48 %
3 stars
13 %
2 stars
0 %
1 stars
0 %
37
4.3 out of 5
37 user ratings
5 stars
45 %
4 stars
40 %
3 stars
13 %
2 stars
0 %
1 stars
0 %

Hardware

Operating systemAndroid 4.2Android 5.1Android 10
CPU clock speed1.2 GHz1.3 GHz3.09 GHz
CPU coresQuad-coreQuad-core8-core
RAM memory1 GB1 GB12 GB
CPU model
N/A
Samsung Exynos 3 Quad 3475
N/A
GPU model
N/A
ARM Mali-T720 GPU
N/A

Display

Screen size4.7 in4.7 in7.6 in
Panel typeLCDOLEDOLED
Resolution1280 x 720 px960 x 540 px2208 x 1768 px
TechnologyIPS LCDSuper AMOLEDInfinity Flex Dynamic AMOLED 2X
Pixel density312.0 ppi234.0 ppi373.0 ppi
Multi touchyesyes
N/A
Touchscreen
N/A
yes
N/A
Number of colors
N/A
16.7M16.7M
HDR
N/A
noyes
Screen material
N/A
N/A
  • Samsung Ultra Thin Glass
  • Corning Gorilla Glass Victus

Rear camera

Primary sensor resolution8.0 Mpx5.0 Mpx12.0 Mpx
Highest video resolution1920 x 1080 px1280 x 720 px
N/A
Autofocusyesyes
N/A
Digital zoomyesyes
N/A
Face detectionyesyes
N/A
Geo-taggingyesyes
N/A
HDR Captureyesyes
N/A
LED Flashyesyes
N/A
Panoramayesyes
N/A
Smile detectionyes
N/A
N/A
Touch focusyesyes
N/A
Primary lens aperture
N/A
2.2 f
N/A
Video recording
N/A
yes
N/A
Maximum FPS at the highest resolution
N/A
30.0 fps
N/A
Burst Mode
N/A
yes
N/A
Digital Image Stabilization
N/A
yes
N/A
Resolution (second camera)
N/A
N/A
12.0 Mpx
Resolution (third camera)
N/A
N/A
12.0 Mpx
Lens aperture (second camera)
N/A
N/A
F/1.8
Lens aperture (third camera)
N/A
N/A
F/2.4
Primary Field of View (FoV)
N/A
N/A
123.0 °
Field of View (FoV) (second camera)
N/A
N/A
83.0 °
Field of View (FoV) (third camera)
N/A
N/A
45.0 °
Focus adjustment
N/A
N/A
Automatic

Front camera

Primary resolution2.0 Mpx2.0 Mpx10.0 Mpx
Resolution (second camera)
N/A
N/A
12.0 Mpx
Primary Field of View (FoV)
N/A
N/A
123.0 °
Field of View (FoV) (second camera)
N/A
N/A
83.0 °
Lens aperture
N/A
N/A
F/2.2
Lens aperture (Second Camera)
N/A
N/A
F/2.2

Storage

Internal storage4 GB8 GB
  • 256 GB
  • 512 GB
Memory card readeryesyes
N/A
Maximum card storage32GB128GB
N/A
Types of memory card supportedmicroSDmicroSD
N/A

Dimensions

Height5.39 in5.37 in6.27 in
Width2.69 in2.72 in2.68 in
Depth0.3 in0.33 in0.66 in
Weight4.41 oz4.55 oz9.95 oz

Sensors

Accelerometeryesyesyes
Proximityyesyesyes
Digital compassyes
N/A
N/A
Ambient light sensoryesyes
N/A
Gyroscope
N/A
N/A
yes
Barometer
N/A
N/A
yes

Cellular

Wireless network (Wi-Fi)yesyes
N/A
Data transmissionHSPA+HSPA+
  • GPRS
  • EDGE
  • HSDPA
  • HSUPA
  • HSPA+
  • FDD-LTE
  • TDD-LTE
  • Gigabit LTE
  • LAA
  • 5G NR
Navigation systemGPSGPS
  • GPS
  • GLONASS
  • BeiDou
  • Galileo
2G GSMyesyes
N/A
GSM frequencies
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
  • 850 MHz
  • 900 MHz
  • 1800 MHz
  • 1900 MHz
N/A
UMTS frequences
  • 900 MHz
  • 2100 MHz
  • 900 MHz
  • 2100 MHz
N/A
3G UMTS
N/A
yes
N/A
4G LTE
N/A
yes
N/A
LTE frequencies
N/A
  • 800 MHz
  • 1800 MHz
  • 2100 MHz
  • 2600 MHz
N/A
Mobile hotspot
N/A
yes
N/A

Battery

Battery typeLithium ionLithium ion
N/A
Battery capacity1800.0 mAh2000.0 mAh4500.0 mAh
Standby time270.0 h
N/A
N/A
Talk time12.0 h12.0 h35.0 h
Replaceable battery
N/A
yes
N/A
Fast charging
N/A
no
N/A
Wireless charging
N/A
N/A
yes
Wireless charging standard
N/A
N/A
  • WPC
  • PMA
  • Qi
  • Fast Wireless Charging
  • Wireless PowerShare