| Camera |
| Main Camera |
|---|
| 5 MP, f/2.8, 1/3.2", 1.75µm, AF | 16 MP, f/2.0, 1/3.0", 1.0µm, PDAF |
| Camera Features |
|---|
| LED flash, HDR | Dual-LED dual-tone flash, HDR |
| Video |
|---|
| 720p@30fps | 4K@30fps, 1080p@30fps (gyro-EIS), 720p@120fps |
| Selfie Camera |
|---|
VGA, videocalling over Wi-Fi only
Video: 480p@30fps | 5 MP, f/2.2
Video: 1080p@30fps |
| Software |
| Operating System (OS) |
|---|
| iOS 4 | Android OS, v6.0 (Marshmallow) |
| Upgradable |
|---|
| Upgradable to iOS 7.1.2 | Upgradable to Android 8.0 (Oreo) |
| UI |
|---|
| MIUI 10 |
| Browser |
|---|
| HTML5 (Safari) | HTML5 |
| Messaging |
|---|
| iMessage, SMS(threaded view), MMS, Email, Push Email | SMS(threaded view), MMS, Email, Push Email, IM |
| Games |
|---|
| Downloadable, incl. motion-based | |
| Hardware |
| Chipset |
|---|
| Apple A4 (45 nm) | Qualcomm MSM8996 Snapdragon 821 (14 nm) |
| CPU |
|---|
| 1.0 GHz Cortex-A8 | Quad-core (2x2.35 GHz Kryo & 2x2.19 GHz Kryo) |
| GPU |
|---|
| PowerVR SGX535 | Adreno 530 |
| Sensors |
|---|
| Accelerometer, gyro, proximity, compass | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer |
| SIM |
|---|
| Micro-SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Speakers |
|---|
| Yes | Yes |
| Audio Jack |
|---|
| 3.5 mm | 3.5 mm |
| TV Out |
|---|
| Yes | |