• 5.5" (1280x720) TFT LCD
  • 3GB
    Exynos 7870 Octa SoC
    16GB Storage
  • 8-MP, f/1.9 Rear: 1 Camera
  • 3600 mAh
  • 5" (1280x720) Super AMOLED
  • 1.5GB
    Spreadtrum SC9830Exynos 3475 Quad - J320A SoC
    16GB Storage
  • 8-MP, f/2.2 Rear: 1 Camera
  • 2600 mAh

Specifications Highlights
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
ProductGalaxy J7 (SM-J727U, 2017) (2017), Price: 295 USD at AmazonGalaxy J3 (2016) (2015), Price: 179 USD at Amazon
Display5.5" 1280x720 TFT LCD 5" 1280x720 Super AMOLED
Rear Camera(s)
  • 32mm 8-MP f/1.9 (Primary)
  • 8-MP f/2.2 (Primary)
Selfie Camera(s)
  • 22mm 5-MP
  • 5-MP
Computing
  • Exynos 7870 Octa SoC
  • 3GB RAM
  • 16GB Storage
  • MicroSD (256GB max.)
  • Spreadtrum SC9830Exynos 3475 Quad - J320A SoC
  • 1.5GB RAM
  • 16GB Storage
  • MicroSD (256GB max.)
Battery3600 mAh2600 mAh
DesignIP Rating, 181g (6.4oz), 152.5x74.8x8 mm (6.00 x 2.94 x 0.31 inches)IP Rating, 138g (4.9oz), 142.3x71x7.9 mm (5.60 x 2.80 x 0.31 inches)
Price (Market)$295$179
Price at Launch$265
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Display
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
TypeTFT LCDSuper AMOLED
Diagonal (inches)5.5"5"
Display/Body Ratio73.1%68.2%
Resolution1280x7201280x720
Sharpness (PPI)267 PPI294 PPI
Features
  • Multitouch
  • Glossy
  • Multitouch
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
Megapixel8-MP8-MP
Aperturef/1.9f/2.2
Focal Length (35mm) 32mm
Sensor SizeSmallSmall
Autofocus Features
  • Contrast
  • Phase Detection
Hardware Features
  • Autofocus
  • Flash
  • HDR Photo
  • Flash
  • HDR Photo
Video Resolutions
  • 720p/30fps
  • 1080p/30fps
  • 1080p/30fps
  • 720p/30fps
Battery
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
Battery TypeLi-IonLi-Ion
Battery Capacity (mAh)3600 mAh2600 mAh
Battery Features
  • Removable
  • Removable
Talk Time24 hours22 hours
Music Playback Time91 hours77 hours
Computing
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
Processor BrandSamsung
Processor NameExynos 7870 OctaSpreadtrum SC9830Exynos 3475 Quad - J320A
Processor ModelExynos 7870
Processor # Cores84
Main Processor Frequency (GHz)1.6 GHz1.5 or 1.3 GHz
RAM Options3GB1.5GB
Internal Storage Options16GB16GB
Memory Card TypeMicroSDMicroSD
Mem. Card Max. Size256GB256GB
Operating System + VersionAndroid 7.1Android 5.1.1
Communications
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
LTE Category (Download)LTE CAT6 301 MbpsLTE CAT4 150 Mbps
Modem Features
  • GPRS
  • EDGE
  • LTE
  • GPRS
  • EDGE
  • LTE
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • b
  • g
  • n
WiFi Features
  • Hotspot
  • Dual-band
  • WiFi Direct
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 4.1
Bluetooth Features
  • A2DP
  • A2DP
  • BT LE
NFC Features
  • NFC Supported
Connector TypeMicro USBMicro USB
Connector Features
  • USB 2.0
  • USB OTG
SAR US Head1.17 W/Kg
SAR US Body1.12 W/Kg
SAR EU Head0.57 W/Kg0.48 W/Kg
SAR EU Body1.33 W/Kg0.42 W/Kg
Sim Card 0
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
NameSIM0SIM0
SIM TypeNano SIMMicro SIM
SIM Features
  • 4G
Multimedia
Product NameGalaxy J7 (SM-J727U, 2017)Galaxy J3 (2016)
Audio Alerts
  • VIBRATION
  • MP3
  • WAV
  • VIBRATION
  • MP3
  • WAV
Audio Features
  • Loudspeaker
  • 3.5mm Port
  • Loudspeaker
  • 3.5mm Port
  • Phone Noise Cancellation
  • FM Radio
Audio Formats
  • MP3
  • WAV
  • FLAC
Video Formats
  • MP4
  • WMV
  • H.264
  • MP4
  • H.264
Sensors
  • Accelerometer
  • Compass
  • GPS
  • A-GPS
  • GLONASS
  • Proximity
  • Accelerometer
  • GPS
  • A-GPS
  • GLONASS
  • Proximity

Samsung Galaxy J7 (SM-J727U, 2017) vs. Samsung Galaxy J3 (2016) Specs & Speed Benchmarks

Antutu

Higher is better

Geekbench 4 Single

Higher is better

Geekbench 4 Multi

Higher is better

3DMark Unlimited Icestorm

Higher is better

GFXBench Manhattan (Offscr.)

Higher is better

GFXBench Manhattan 3.1 (Offscr.)

Higher is better

GFXBench T-Rex (Offscr.)

Higher is better

Battery Capacity (mAh)

Higher is better