GENERAL 2G Network GSM 850 / 900 / 1800 / 1900 - GSM A1428 CDMA 800 / 1900 / 2100 - CDMA A1429 3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100 - GSM A1428 CDMA2000 1xEV-DO - CDMA A1429 4G Network LTE 700 MHz Class 17 / 1700 / 2100 - GSM A1428 LTE 850 / 1800 / 2100 - GSM A1429 SIM Nano-SIM BODY Dimensions 123.8 x 58.6 x 7.6 mm (4.87 x 2.31 x 0.30 in) Weight 112 g (3.95 oz) DISPLAY Type LED-backlit IPS LCD, capacitive touchscreen, 16M colors Size 640 x 1136 pixels, 4.0 inches (~326 ppi pixel density) Protection Corning Gorilla Glass, oleophobic coating SOUND Alert types Vibration, proprietary ringtones 3.5mm jack Yes MEMORY Internal 16 GB storage, 1 GB RAM DDR2 DATA Speed DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps, LTE, 100 Mbps; EV-DO Rev. A, up to 3.1 Mbps WLAN Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi hotspot Bluetooth Yes, v4.0 with A2DP, LE USB Yes, v2.0 CAMERA Primary 8 MP, 3264x2448 pixels, autofocus, LED flash Features 1/3.2'' sensor size, 1.4 µm pixel size, simultaneous HD video and image recording, touch focus, geo-tagging, face detection, panorama, HDR photo Video Yes, 1080p@30fps, video stabilization Secondary Yes, 1.2 MP, 720p@30fps, face detection, FaceTime over Wi-Fi or Cellular FEATURES OS iOS 6, upgradable to iOS 6.1.4, iOS 7.0.4 Chipset Apple A6 CPU Dual-core 1.3 GHz Swift (ARM v7-based) GPU PowerVR SGX 543MP3 (triple-core graphics) Sensors Accelerometer, gyro, proximity, compass Messaging iMessage, SMS (threaded view), MMS, Email, Push Email Browser HTML (Safari) GPS Yes, with A-GPS support and GLONASS - Active noise cancellation with dedicated mic - AirDrop file sharing - Siri natural language commands and dictation - iCloud cloud service - Twitter and Facebook integration - TV-out - Maps - iBooks PDF reader - Audio/video player/editor - Organizer - Document viewer - Image viewer/editor - Voice memo/dial/command - Predictive text input