| OS | iOS 11 |
| Chipset | A11 |
| CPU | Quad-core 2.34 GHz |
| GPU | PowerVR Series7XT Plus (six-core graphics) |
| 2G | Yes |
| 3G | Yes |
| 4G | Yes |
| Dimensions | 138.3 x 67.1 x 7.1 mm |
| Weight | 138 g |
| SIM | Nano-SIM |
| Colors | Jet Black, Black, Silver, Gold, Rose Gold, Red |
| Technology | LED-backlit IPS LCD, capacitive touchscreen, 16M colors |
| Size | 4.7 inches |
| Resolution | 750 x 1334 pixels (~326 ppi pixel density) |
| Multitouch | Yes |
| Built-in | 32/128/256 GB |
| Card | No |
| RAM | 2 GB |
| Back | 12 MP, f/1.8, 28mm, phase detection autofocus, OIS, quad-LED (dual tone) flash |
| Front | 7 MP, f/2.2, 32mm, 1080p@30fps, 720p@240fps, face detection, HDR, panorama |
| Video | 2160p@30fps, 1080p@30/60/120fps, 720p@240fps |
| Features | 1/3" sensor size, geo-tagging, simultaneous 4K video and 8MP image recording, touch focus, face/smile detection, HDR (photo/panorama) |
| Bluetooth | 4.2, A2DP, LE |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot |
| GPS | Yes, with A-GPS, GLONASS |
| Radio | No |
| USB | 2.0, reversible connector |
| NFC | Yes |
| Data | GPRS, EDGE, 3G (HSPA 42.2/5.76 Mbps), 4G (LTE Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps) |
| Alert types | Vibration, proprietary ringtones |
| Loudspeaker | Yes, with stereo speakers |
| 3.5mm jack | No |
| Capacity | 1960 mAh |
| Talktime | Up to 14 h (3G) |
| Removable | Non-removable |
| Sensors | Accelerometer, Gyro, Compass, Proximity, Barometer, FingerPrint |
| Browser | HTML5 (Safari) |
| Messaging | iMessage, SMS (threaded view), MMS, Email, Push Email |
| Torch | Yes |
| Games | built-in + downloadable |
| Java | No |
| Extra | Active noise cancellation with dedicated mic, Siri natural language commands and dictation, iCloud cloud service, Google Maps, Audio/video/photo editor, Apple Pay + Visa, MasterCard, AMEX certified), Waterproof, Voice memo/command/dial, Document editor, |