| OS | iOS 6, upgradable to iOS 8.3 |
| Chipset | Apple A6 |
| CPU | 1.3 GHz Dual-Core |
| GPU | PowerVR SGX 543MP3 |
| 2G | Yes |
| 3G | Yes |
| 4G | Yes |
| Dimensions | 123.8 x 58.6 x 7.6 mm |
| Weight | 112 g |
| SIM | Nano-SIM |
| Colors | Black/Slate, White/Silver |
| Technology | LED-backlit IPS TFT, capacitive touchscreen, 16M colors |
| Size | 4.0 inches |
| Resolution | 640 x 1136 pixels (~326 ppi pixel density) |
| Multitouch | Yes |
| Built-in | 16GB |
| Card | No |
| RAM | 1 GB RAM |
| Phonebook | Yes |
| Call records | No |
| Back | 8 MP, 3264 x 2448 pixels, autofocus, LED flash |
| Front | 1.2 MP, 720p@30fps, face detection, FaceTime over Wi-Fi or Cellular |
| Video | 1080p@30fps |
| Features | 1/3.2" sensor size, 1.4 µm pixel size, touch focus, geo-tagging, face detection, panorama, HDR (photo) |
| Bluetooth | 4.0, A2DP, LE |
| WLAN | Wi-Fi 802.11 b/g/n, dual-band, Wi-Fi Plus Cellular |
| GPS | Yes + A-GPS support |
| Radio | No |
| USB | 2.0, proprietary reversible connector |
| NFC | No |
| Data | GPRS, EDGE, 3G (HSDPA 21 Mbps, HSUPA 5.76 Mbps), 4G LTE |
| Alert types | Vibration, proprietary ringtones |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| Capacity | 1440 mAh |
| Standby | Up to 225 hrs |
| Talktime | Up to 8 hrs |
| Removable | Non-removable |
| Sensors | Accelerometer, gyro, proximity, compass |
| Browser | HTML5 (Safari) |
| Messaging | iMessage, SMS (threaded view), MMS, Email, Push Email |
| Torch | Yes |
| Games | built-in + downloadable |
| Java | No |
| Extra | AirDrop file sharing, Active noise cancellation with dedicated mic, TV-Out, Siri natural language commands and dictation, Google Maps, iCloud cloud service, Voice memo/command/dial, Speakerphone |