Brand Samsung
Model SM-J400G Galaxy J4 2 Degrees 2018 TD-LTE APAC 32GB / Galaxy J4 Spark
Released 2018 May
Announced 2018 May 22
Hardware Designer Samsung Electronics
Manufacturer Samsung Electronics
Codename Samsung J400
General Extras  Haptic touch feedback
Device Category  Smartphone
Width 77.2 mm
Height 151.7 mm
Depth 8.1 mm
Dimensions 3.04×5.97×0.32 inches
Mass 175 g
6.17 ounces
Platform  Android
Operating System Google Android 8.0 (Oreo)
Software Extras  Navigation software
CPU Clock 1380 MHz
CPU Samsung Exynos 7 Quad 7570, 2016, 64 bit, quad-core, 14 nm, ARM Mali-T720 GPU
RAM Capacity (converted) 2 GiB RAM
1822 MiB user accessible RAM
Non-volatile Memory Interface  Yes
Non-volatile Memory Capacity (converted) 32 GB ROM
24400 MiB total user storage
Display Diagonal 139.5 mm
5.5 inch
Resolution 720×1280
Horizontal Full Bezel Width 8.81 mm
Display Area Utilization 71.0%
Pixel Density 267 PPI
Display Type  AM-OLED display
Display Subtype  Super AM-OLED
Number of Display Scales 16.8M
Scratch Resistant Screen  Yes
Graphical Controller ARM Mali-T720MP1
A/V Out  No
Microphone(s)  mono
Loudspeaker(s):   mono
Audio Output:   3.5mm
Supported Cellular Bands  GSM850
, GSM900
, GSM1800
, UMTS2100 (B1)
, UMTS850 (B5)
, UMTS900 (B8)
, LTE2100 (B1)
, LTE1800 (B3)
, LTE850 (B5)
, LTE2600 (B7)
, LTE900 (B8)
, LTE700 (B28)
, TD-LTE2600 (B38)
, TD-LTE2300 (B40) bands
Supported Cellular Data Links  GPRS
, HSUPA 5.8
, HSPA+ 21.1
, HSPA+ 42.2
, LTE 100/50
, LTE 150/50 data links
SIM Card Slot  Micro-SIM (3FF)
Complementary Phone Services  Voice transmission
, Voice speaker
, Vibrate
, Speakerphone
, HD Voice
SAR (head) 0.356 W/kg
SAR (body) 1.492 W/kg
Sec. Supported Cellular Networks:   No
Touchscreen Type  Capacitive multi-touch screen
Expansion Interfaces  TransFlash
, microSD
, microSDHC
, microSDXC
USB  USB 2.0
USB HS (480 Mbps)
USB Services  USB charging
USB Connector  USB Micro-B (Micro-USB)
Bluetooth  Bluetooth 4.2
Wireless LAN  802.11b
, 802.11g
, 802.11n
Wireless Services  Wi-Fi Direct
, Wi-Fi Tethering
FM Radio Receiver  FM radio (76-108 MHz) with RDS
Complementary GPS Services  Simultaneous GPS
, Geotagging
, QuickGPS
Supported GLONASS protocol(s)  L1OF
Supported BeiDou system (BDS)  B1I BeiDou receiver
Camera Placement  Rear
Camera Image Sensor  CMOS
Number of effective pixels 12.8 MP camera
Aperture (W) f/1.90
Zoom 1.0 x optical zoom
Focus  PD AF
Video Recording 1920×1080 pixel
30 fps
Flash  single LED
Camera Extra Functions  HDR photo
, Red-eye reduction
, Slow motion video
, Burst mode
, Touch focus
, Macro mode
, Panorama Photo
, Face detection
, Face tagging
, Smile detection
Aux. Camera Image Sensor  No
Aux. 2 Camera Image Sensor  No
Aux. 3 Camera Image Sensor  No
Aux. 4 Camera Image Sensor  No
Secondary Camera Placement  Front
Secondary Camera Sensor  CMOS
Secondary Camera Number of pixels 4.9 MP sec. cam
Secondary Aperture (W) f/2.20
Sec. Built-in Flash  single LED
Secondary Camera Extra Functions  HDR photo
, Panorama Photo
, Face detection
, Face retouch
Sec. Aux. Cam. Image Sensor  No
Built-in accelerometer  Yes
Additional sensors  P sensor
Protection from solid materials  Yes
Protection from liquids  Yes
Battery  Li-ion
Nominal Battery Capacity 3000 mAh battery
Estimated Battery Life 13.0 hours
Talk Time 20.0 hours
Market Countries  Australia
, NZ
, Taiwan
Market Regions  Asia
, Australia
Data Integrity  Final