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4G LCD Smartphone

Samsung SM-J337A Galaxy J3 2018 LTE US / Galaxy Express Prime 3 (Samsung J337)

Samsung · Announced Jun 2018

About Samsung Galaxy J3 2018

The Samsung Galaxy J3 2018 measures 70.1 mm wide, 142.7 mm tall and 8.9 mm thick, giving it a compact footprint that weighs just 152 grams. Its front is occupied by a 4.97‑inch TN‑TFT LCD panel that delivers a resolution of 720 by 1280 pixels, providing clear visuals for everyday use while keeping the device lightweight. The phone supports a single SIM card, keeping the design simple and straightforward.

Under the hood, the Galaxy J3 2018 runs Google Android 8.0 Oreo, offering the latest software experience available at its release. It is equipped with 2 GiB of RAM to handle multitasking and app performance, and a 2600 mAh battery supplies the power needed for typical daily activities. These specifications combine to create an entry‑level smartphone that balances size, usability and essential functionality.

This variant

This variant is sold under the Galaxy Express Prime 3 name for US LTE markets, while the other listed model (SM‑J337T) is marketed as the Galaxy J3 Star. Aside from the branding and model number, all specifications match the base Galaxy J3 2018.

Technical Specifications

Display
Size
4.97 inch
Type
Color TN-TFT LCD display
Resolution
720x1280
Color depth
24-bit, 8-bit HDR
Subpixel
RGB Matrix (3 subpixels)
Screen-to-body
68.1%
Active area
61.92 × 110.08 mm
Touch
Capacitive multi-touch sensing screen
Performance
Processor
Exynos 7 Quad 7570
CPU
Quad-core, up to 1.4 GHz
GPU
ARM Mali-T720
Process
14 nm
Platform
Google Android
Memory
RAM
2 GiB
Battery
Capacity
2600 mAh
Type
Lithium-ion
Energy
9.88 Wh
Voltage
3.8 V
Cameras
Main
3264×2448 · 1× optical visibility
Front
2576×1932 visibility
Dimensions
Size
70.1 × 142.7 × 8.9 mm
Weight
152 g
Connectivity
Wi-Fi
Wi-Fi 4
Wi-Fi services
Wi-Fi Direct, Wi-Fi Tethering, Wi-Fi Calling (VoWiFi)
Bluetooth profiles
A2DP, AVRCP, DIP, HFP, HID, HSP, MAP, OPP, PAN, PBA
USB
USB Series Micro-B (Micro-USB)
USB services
USB charging
GPS
GPS, GLONASS
GPS services
Simultaneous GPS (S-GPS), Assisted GPS, Geotagging, QuickGPS
FM radio
Yes
LTE · 7 bandsUMTS · 3 bandsGSM · 4 bands
All LTE bands (7)
  • LTE 1700/2100 MHz (Band 4, AWS)
  • LTE 1800 MHz (Band 3)
  • LTE 1900 MHz (Band 2, PCS)
  • LTE 2600 MHz (Band 7)
  • LTE 700 MHz (Band 12)
  • LTE 700 MHz (Band XIV) bands
  • LTE 850 MHz (Band 5)
All UMTS bands (3)
  • UMTS 1700/2100MHz (Band IV, AWS)
  • UMTS 1900MHz (Band II, PCS)
  • UMTS 850MHz (Band V, CLR)
All GSM bands (4)
  • GSM 1800MHz (B3)
  • GSM 1900MHz (PCS, B2)
  • GSM 850MHz (B5)
  • GSM 900MHz (B8)
Audio
Channels
stereo
Output
3.5mm
Sensors
Sensors
Accelerometer, Compass, Gyroscope, Light intensity sensor, Proximity sensor
Features
SIM
Nano-SIM (4FF)
Carrier
AT&T Mobility
Markets
North America (NA) (USA)
Extras
Haptic touch feedback
Software extras
Voice Command, Navigation software
Regulatory
HAC
M3, T3
Data status
Preliminary

Model Variants

1 other phones with the same base model: Samsung Galaxy J3 2018

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