• 4.8" (1280x720) Super AMOLED
  • 1GB
    Exynos 4412 SoC
    64GB Storage
  • 8-MP, f/2.6 1 Rear Camera
  • 2100 mAh
  • 5.5" (1280x720) TFT LCD
  • 1.5GB
    Snapdragon 615 SoC
    16GB Storage
  • 13-MP, f/1.9 1 Rear Camera
  • 3000 mAh

Specifications Highlights
Product NameGalaxy S3Galaxy J7 (2015)
ProductGalaxy S3 (Launched 2012-05-01), Price: 295 USD at AmazonGalaxy J7 (2015) (Launched 2015-06-01), Price: 395 USD at Amazon
Display4.8" 1280x720 Super AMOLED 5.5" 1280x720 TFT LCD
Rear Camera(s)
  • 29mm 8-MP f/2.6 (Primary)
  • 27mm 13-MP f/1.9 (Primary)
Selfie Camera(s)
  • 1.9-MP
  • 5-MP
Computing
  • Exynos 4412 SoC
  • 1GB RAM
  • 64GB Storage
  • MicroSD (64GB max.)
  • Snapdragon 615 SoC
  • 1.5GB RAM
  • 16GB Storage
  • MicroSD (128GB max.)
Battery2100 mAh3000 mAh
DesignIP Rating, 133g (4.7oz), 136.6x70.6x8.6 mm (5.38 x 2.78 x 0.34 inches)IP Rating, 171g (6oz), 152.2 x 78.7 x 7.5 mm (5.99 x 3.10 x 0.30 inches)
Price (Market)$295$395
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Display
Product NameGalaxy S3Galaxy J7 (2015)
TypeSuper AMOLEDTFT LCD
Diagonal (inches)4.8"5.5"
Display/Body Ratio65.9%69.6%
Resolution1280x7201280x720
Sharpness (PPI)306 PPI267 PPI
Display Glass TypeGorilla Glass 2
Features
  • Multitouch
  • Multitouch
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameGalaxy S3Galaxy J7 (2015)
Megapixel8-MP13-MP
Aperturef/2.6f/1.9
Focal Length (35mm) 29mm27mm
Sensor SizeSmallSmall
Hardware Features
  • Flash
  • Autofocus
  • Flash
Video Resolutions
  • 1080p/30fps
  • 1080p/30fps
Battery
Product NameGalaxy S3Galaxy J7 (2015)
Battery TypeLi-IonLi-Ion
Battery Capacity (mAh)2100 mAh3000 mAh
Battery Features
  • Removable
  • Removable
Talk Time21 hours18 hours
Music Playback Time45 hours76 hours
Computing
Product NameGalaxy S3Galaxy J7 (2015)
Processor BrandSamsungQualcomm
Processor NameExynos 4412Snapdragon 615
Processor ModelExynos 4412MSM8939
Processor # Cores48
Main Processor Frequency (GHz)1.4 GHz4x1.4 & 4x1.0 or 8x1.5 GHz
RAM Options1GB1.5GB
Internal Storage Options64GB16GB
Memory Card TypeMicroSDMicroSD
Mem. Card Max. Size64GB128GB
Operating System + VersionAndroid 4.0.4Android 5.1
Communications
Product NameGalaxy S3Galaxy J7 (2015)
LTE Category (Download)LTE CAT3 102/51 Mbps
Modem Features
  • GPRS
  • EDGE
  • LTE
  • GPRS
  • EDGE
WiFi Speed
  • a
  • b
  • g
  • n
  • b
  • g
  • n
WiFi Features
  • Hotspot
  • Dual-band
  • WiFi Direct
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 4.0Bluetooth 4.1
Bluetooth Features
  • A2DP
  • BT EDR
  • A2DP
NFC Features
  • NFC Supported
  • NFC Supported
Connector TypeMicro USBMicro USB
Connector Features
  • USB OTG
  • USB OTG
  • MHL
SAR US Head0.55 W/Kg1.25 W/Kg
SAR US Body1.49 W/Kg1.36 W/Kg
SAR EU Head0.21 W/Kg0.5 W/Kg
SAR EU Body0.37 W/Kg
Sim Card 0
Product NameGalaxy S3Galaxy J7 (2015)
NameSIM0SIM0
SIM TypeMicro SIMMicro SIM
Multimedia
Product NameGalaxy S3Galaxy J7 (2015)
Multimedia Features
  • DLNA
Audio Alerts
  • VIBRATION
  • MP3
  • WAV
  • VIBRATION
  • MP3
  • WAV
Audio Features
  • Loudspeaker
  • 3.5mm Port
  • Phone Noise Cancellation
  • FM Radio
  • Loudspeaker
  • 3.5mm Port
  • FM Radio
Audio Formats
  • MP3
  • WAV
  • WMA
  • FLAC
  • MP3
  • FLAC
  • WAV
  • WMA
Video Formats
  • MP4
  • DIVX
  • XVID
  • WMV
  • H.264
  • MP4
  • WMV
  • H.264
Sensors
  • Accelerometer
  • Barometer
  • Compass
  • GPS
  • A-GPS
  • GLONASS
  • Gyroscope
  • Proximity
  • Accelerometer
  • GPS
  • A-GPS
  • GLONASS
  • Proximity

Samsung Galaxy S3 vs. Samsung Galaxy J7 (2015) Specs & Speed Benchmarks

Antutu

Higher is better

3DMark Slingshot 3.1

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