Network     Technology      GSM / CDMA / HSPA / EVDO / LTE Launch     Announced     2015, September Status     Available. Released 2015, September Body     Dimensions     138.3 x 67.1 x 7.1 mm (5.44 x 2.64 x 0.28 in) Weight     143 g (5.04 oz) SIM     Nano-SIM      - Apple Pay (Visa, MasterCard, AMEX certified) Display     Type     LED-backlit IPS LCD, capacitive touchscreen, 16M colors Size     4.7 inches (~65.6% screen-to-body ratio) Resolution     750 x 1334 pixels (~326 ppi pixel density) Multitouch     Yes Protection     Ion-strengthened glass, oleophobic coating      - Force Touch display - Display Zoom Platform     OS     iOS 9, upgradable to iOS 9.1 Chipset     Apple A9 CPU     Dual-core 1.84 GHz Twister GPU     PowerVR GT7600 (six-core graphics) Memory     Card slot     No Internal     16/64/128 GB, 2 GB RAM Camera     Primary     12 MP, 4032 x 3024 pixels, phase detection autofocus, dual-LED (dual tone) flash, check quality Features     Geo-tagging, simultaneous 4K video and 8MP image recording, touch focus, face/smile detection, HDR (photo/panorama) Video     2160p@30fps, 1080p@60fps,1080p@120fps, 720p@240fps, check quality Secondary     5 MP, 1080p@30fps, 720p@240fps, face detection, HDR, panorama Sound     Alert types     Vibration, proprietary ringtones Loudspeaker     Yes 3.5mm jack     Yes Comms     WLAN     Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot Bluetooth     v4.2, A2DP, LE GPS     Yes, with A-GPS, GLONASS NFC     Yes (Apple Pay only) Radio     No USB     v2.0, reversible connector Features     Sensors     Fingerprint, accelerometer, gyro, proximity, compass, barometer Messaging     iMessage, SMS (threaded view), MMS, Email, Push Email Browser     HTML5 (Safari) Java     No      - Active noise cancellation with dedicated mic - Siri natural language commands and dictation - iCloud cloud service - iCloud Keychain - TV-out - Maps - Organizer - Document editor - Photo/video editor Battery           Non-removable Li-Po 1715 mAh battery (6.9 Wh) Stand-by     Up to 240 h (3G) Talk time     Up to 14 h (3G) Music play     Up to 50 h Misc     Colors     Space Gray, Silver, Gold, Rose Gold Price group     9/10 Tests     Performance     Basemark OS II 2.0: 2195 Display     Contrast ratio: 1481 (nominal), 3.783 (sunlight) Camera     Photo / Video Loudspeaker     Voice 66dB / Noise 64dB / Ring 65dB Audio quality     Noise -93.8dB / Crosstalk -73.2dB Battery life      Endurance rating 62h