perating System Android 5.0.2 Lollipop with TouchWiz
Display S6: 5.1-inch QHD (2560x1440), 577ppi, Super AMOLED 
S6 edge: 5.1-inch QHD (2560x1440) 577ppi Super AMOLED with dual curved edges
Processor Octa-core 4x2.1GHz + 4x1.5GHz 64-bit 14nm Samsung Exynos processor
Storage 32GB, 64GB, 128GB (non-expandable)
RAM 3GB LPDDR4
Rear Camera 16MP, OIS, ƒ/1.9, auto real-time HDR, low-light video, high clear zoom, IR detect white balance, virtual shot, slow motion, fast motion, pro mode, selective focus
Front Camera 5MP, ƒ/1.9, auto real-time HDR, low-light video
Network LTE Category 6 (300/50Mbps)
Connectivity 802.11a/b/g/n/ac (2.4/5GHz), HT80 MIMO(2x2), 620Mbps, dual-band, Wi-Fi Direct, Mobile hotspot 
Bluetooth 4.1 LE, A2DP, atp-X, ANT+
GPS, GLONASS, NFC, IR remote, USB 2.0
Sensors Accelerometer, ambient light, barometer, compass, fingerprint, gyroscope, hall, heart rate monitor, HRM, proximity
Charging USB 2.0, PowerMat wireless (WPC 1.1, 4.6W output), Qi wireless (PMA 1.0, 4.2W output)
Battery S6: 2550mAh (non-removable) 
S6 edge: 2600mAh (non-removable)
Dimensions S6: 143.4mm x 70.5mm x 6.8mm / 5.65-inches x 2.78-inches x 0.27-inches 
S6 Edge: 142.1mm x 70.1mm x 7.0mm / 5.59-inches x 2.76-inches x 0.28-inches
Weight S6: 138g / 4.87oz 
S6 edge: 132g / 4.66oz
Samsung software features Download Booster, OneDrive (115GB free storage for 2 years), OneNote, Private Mode, Quick Connect, S Health 4.0, S Finder, S Voice, Samsung Pay, Smart Manager, Sound Alive+, Themes
Samsung security One-touch fingerprint scanner, KNOX management software
Colors

S6: white, black, gold, blue 
S6 edge: white, black, gold, dark green