Finally much anticipated Samsung Galaxy S3 launched today.  The Samsung Galaxy S3 has 4.8inch Super AMOLED capacitive touch screen with a screen resolution of 720*480 pixels. This new Samsung flagship smartphone runs on Android Ice Cream Sandwich OS and powered by Samsung's own quad core chip running  at 1.4GHz.
Samsung Galaxy S3 has 8MP rear camera which similar to S2 resolution. However there are lot of improvements such as zero shutter lag and burst mode which enables the phone to take 20 photos in one go.S3 also features 2MP front facing camera for video calling and face detection.
Samsung Galaxy SIII images

Features of Samsung Galaxy S3:
  • Runs on Android Ice Cream Sandwich OS with Touchwiz user interface
  • Quad core 1.4GHz processor with 1GB RAM
  • Mali-400MP GPU
  • 8MP Rear camera with auto focus, touch focus, face and smile detection
  • 1080P HD video recording
  • 2MP front facing camera
  • 16/32/64GB Internal memory
  • Expandable memory through microSD card slot is 64GB
  • 4.8inch Super AMOLED capacitive touchscreen
  • Li-Ion 2100 mAh battery
Samsung Galaxy S3 front,Side and Back view

Advantages and Disadvantages of Samsung Galaxy S3:
Pros of Samsung Galaxy S3:
  • Beautiful 4.8 inch 720p display screen
  • Slick and lightweight
  • Powerful, less power hungry processor
  • S-beam, Burst mode and select best shot features
  • Removable battery
  • Voice assistant
Cons of Samsung Galaxy S3:
  • Camera resolution could have been better
Samsung Galaxy S3 Specification:
  • Operating Frequency:2G:GSM 850 / 900 / 1800 / 1900 3G:HSDPA 850 / 900 / 1900 / 2100;4G:LTE (regional)
  • OS:Android OS, v4.0.4 Ice Cream Sandwich
  • User Interface : Touchwiz
  • Java:Yes, via Java MIDP emulator
  • Processor:Quad-core 1.4 GHz Cortex-A9
  • Chipset : Exynos 4212 Quad
  • Graphics:Mali-400MP
  • RAM:1GB
  • Size:136.6 x 70.6 x 8.6 mm
  • Weight:133 g
  • Display: 4.8 inch Super AMOLED capacitive touch screen with Cornering Gorilla Glass
  • Screen Resolution:720 x 1280 pixels(~306 ppi pixel density)
  • Primary Camera: Yes, 8 MP, 3264x2448 pixels
  • Secondary Camera:Yes,1.9MP,720p@30fps
  • Flash:LED
  • Video Recording:Yes, 1080p@30fps
  • Camera Features: Auto focus,Geo-tagging, touch focus, face and smile detection, image stabilization
  • Battery type:Li-Ion, 2100 mAh
  • GPRS:Yes,Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps
  • EDGE:Yes.Class 12
  • 3G:Yes.HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
  • WiFi:Yes, 802.11 b/g/n
  • USB connectivity:Yes, Yes, microUSB v2.0 (MHL), USB On-the-go
  • Tethering:USB, Wi-fi Hotspot
  • GPS Support:Yes, with A-GPS support and GLONASS
  • Bluetooth:Yes.Yes, v4.0 with A2DP, EDR
  • Audio Jack:3.5 mm
  • DLNA:Yes
  • Internal memory:16/32/64 GB
  • Expandable Memory Slot: microSD, upto 64 GB
  • Music Player:Yes, Supports MP3/WAV/eAAC+/AC3/FLAC player
  • Video Player:Yes, Supports MP4/DivX/XviD/WMV/H.264/H.263 player
  • FM:Yes.Stereo FM radio with RDS
  • Ringtone:Vibration; MP3, WAV ringtones
  • Other Features: S-Voice natural language commands and dictation,Dropbox (50 GB storage),Active noise cancellation with dedicated mic,TV-out (via MHL A/V link),SNS integration,Predictive text input (Swype)
  • Sensors:Accelerometer, gyro, proximity, compass, barometer
  • Messaging : SMS(threaded view), MMS, Email, Push Mail, IM, RSS
Cost of Samsung Galaxy S3: Vodafone and Orange offer the Galaxy S III for free with a 2-year contract costing at least £38.50/month (for 800 minutes, 3000 texts) and £36/month respectively (for 600 minutes, 3000 texts).O2 requires you to pay at least £99 upfront and sign a £37/month deal, but it does offer unlimited texting along with 600 minutes. Samsung Galaxy S3 sim free version price is not yet revealed.