Summary | 69 Score | 78 Score | | |
| Performance | Apple A9 2 GB RAM iOS 9.3 | Qualcomm Snapdragon 636 6 GB RAM Android Nougat 7.1.1 MIUI 9.2 skin | | |
| Display | 4 inch 640 x 1136 pixels 326 PPI Density | 5.99 inch 1080 x 2160 pixels 403 PPI Density | | |
| Camera | 12 MP (Main) 1.2 MP (Front) 4K Video Recording | 12 + 5 MP (Main) 20 MP (Front) Dual Camera | | |
| Battery | 1642 mAh Li-Po | 4000 mAh Li-Po | | |
Display |
| Screen Size | 4 inch | 5.99 inch | | |
| Screen Resolution | 640x1136 pixels | 1920 x 1080 pixels | | |
| Pixel Density | 326 PPI | 403 PPI | | |
| Display Type | LED-backlit IPS LCD, capacitive touchscreen, 16M colors | IPS LCD, Multi-touch 2.5D curved glass | | |
| Gorilla Glass | - | Yes | | |
| Screen Protection | - | Gorilla Glass | | |
Chipset |
| Brand | Apple Mobiles | Xiaomi Mobiles | | |
| Chipset | Apple A9 | Qualcomm Snapdragon 636 | | |
| Processor | Dual-core 1.84 GHz Twister | 1.8GHz Octa core Kryo 260 processor | | |
| RAM | 2 GB RAM | 6 GB RAM | | |
| GPU | PowerVR GT7600 (six-core graphics) | Adreno 509 GPU | | |
Camera |
| Rear Camera Resolution | 12 MP | 12 + 5 MP | | |
| Front Camera Resolution | 1.2 MP | 20 MP | | |
| Video | 4K Video Recording | | | |
| Camera Features | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | | |
General |
| Operating System | iOS | Android | | |
| OS Version | iOS 9.3 | Android Nougat 7.1.1 MIUI 9.2 skin | | |
| Weight | 113 g | 181 g | | |
| Dimensions | 123.8 x 58.6 x 7.6 mm | 158 * 75.4 * 8.05 mm | | |
| Thickness | 7.6mm | 8.05mm | | |
Storage |
| Internal Storage | 64 GB | 64 GB | | |
| Card Slot | No | microSD, up to 128 GB | | |
| Other | 64GB storage, no card slot | 64GB, Expandable up to 128GB | | |
Communication |
| SIM Card Slots | Single SIM | Dual SIM | | |
| SIM Card Type | Nano-SIM | Micro-SIM | | |
| Bluetooth | v4.2, A2DP, LE | v4.2 | | |
| 3.5 mm Jack | Yes | Yes | | |
| NFC | Yes (Apple Pay only) | No | | |
Connectivity |
| VoLTE | | Dual SIM Dual VoLTE | | |
| 4G | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 29(700) - A1662 | FDD-LTE B1/B3/ B5/B7/ B8; TD-LTE B38/B39/B40/B41(2555-2655MHz) | | |
| 3G | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - A1662, A1723 | WCDMA B1/B2/B5/B8; TD-SCDMA B34/B39; CDMA2000/1X BC0 | | |
| 2G | GSM 850 / 900 / 1800 / 1900 - A1662, A1723 | GSM 850/900/1900MHz | | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, hotspot | 802.11 a/b/g/n/ac | | |
| GPS | Yes, with A-GPS, GLONASS | A-GPS, GLONASS | | |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 1642 mAh | 4000 mAh | | |
| Battery Type | Li-Po | Li-Po | | |
| Standby Time | Up to 240 h (2G) / Up to 240 h (3G) | | | |
| Talk Time | Up to 14 h (3G) | | | |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | Fingerprint accelerometer gyro proximity compass | Accelerometer Proximity Compass | | |
| Messaging | iMessage, SMS (threaded view), MMS, Email, Push Email | | | |
| Java | No | | | |
| Other | Active noise cancellation with dedicated mic , Siri natural language commands and dictation , iCloud cloud service , MP3/WAV/AAX+/AIFF/Apple Lossless player , MP4/H.264 player , Audio/video/photo editor , Document editor | | | |