Summary | 72 Score | 71 Score | 77 Score | 80 Score |
| Performance | Apple A9 2 GB RAM iOS 9, up to iOS 9.0.2 | Apple A10 Fusion 2 GB RAM iOS v10 | Qualcomm MSM8996 Snapdragon 821 6 GB RAM Android 7.0 Nougat-based OxygenOS 3.5 | Qualcomm MSM8953 Snapdragon 625 4 GB RAM Android OS, v6.0 (Marshmallow) |
| Display | 4.7 inch 750 x 1334 pixels 326 PPI Density | 4.7 inch 1334 x 750 pixels 326 PPI Density | 5.5 inch 1080 x 1920 pixels 401 PPI Density | 5.5 inch 1080 x 1920 pixels 401 PPI Density |
| Camera | 12 MP (Main) 5 MP (Front) 4K Video Recording | 12 MP (Main) 7 MP (Front) 4K Video Recording | 16 MP (Main) 16 MP (Front) 4K Video Recording | 16 MP (Main) 20 + 8 MP (Front) Dual Front Camera: 20MP + 8MP |
| Battery | 1715 mAh Li-Po | 1960 mAh Li-ion | 3400 mAh Li-ion | 3160 mAh Li-po |
Display |
| Screen Size | 4.7 inch | 4.7 inch | 5.5 inch | 5.5 inch |
| Screen Resolution | 750x1334 pixels | 1334 x 750 pixels | Full HD (1080 x 1920 pixels) | 1080 x 1920 pixels |
| Pixel Density | 326 PPI | 326 PPI | 401 PPI | 401 PPI |
| Display Type | LED-backlit IPS LCD, capacitive touchscreen, 16M colors | HD, LED-backlit IPS LCD, capacitive touchscreen, 16M colors | Optic AMOLED capacitive touchscreen, 16M colors | IPS LCD capacitive touchscreen, 16M colors |
| Gorilla Glass | Yes | Yes | Yes | Yes |
| Screen Protection | - | Ion-strengthened glass, oleophobic coating | Corning Gorilla Glass 4 | Gorilla Glass 5 |
Chipset |
| Brand | Apple Mobiles | Apple Mobiles | Oneplus Mobiles | Vivo Mobiles |
| Chipset | Apple A9 | Apple A10 Fusion | Qualcomm MSM8996 Snapdragon 821 | Qualcomm MSM8953 Snapdragon 625 |
| Processor | Dual-core 1.84 GHz Twister | Quad-core, 64-bit processor | Quad-core (2x2.35 GHz Kryo & 2x1.6 GHz Kryo) | Octa-core 2.0 GHz Cortex-A53 |
| RAM | 2 GB RAM | 2 GB RAM | 6 GB RAM | 4 GB RAM |
| GPU | PowerVR GT7600 (six-core graphics) | six-core graphics | Adreno 530 | Adreno 506 |
Camera |
| Rear Camera Resolution | 12 MP | 12 MP | 16 MP | 16 MP |
| Front Camera Resolution | 5 MP | 7 MP | 16 MP | 20 + 8 MP |
| Video | 4K Video Recording | 4K Video Recording | 4K Video Recording | |
| Camera Features | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash, Panorama |
General |
| Operating System | iOS | iOS | Android | Android |
| OS Version | iOS 9, up to iOS 9.0.2 | iOS v10 | Android 7.0 Nougat-based OxygenOS 3.5 | Android OS, v6.0 (Marshmallow) |
| Weight | 143 g | 138 g | 158 g | 158.6 g |
| Dimensions | 138.3 x 67.1 x 7.1 mm | 138.30 x 67.10 x 7.10 mm | 152.7 x 74.7 x 7.35 mm | 152.6 x 74 x 7.3 mm |
| Thickness | 7.1mm | 7.1mm | 7.35mm | 7.3mm |
Storage |
| Internal Storage | 64 GB | 128 GB | 64 GB | 64 GB |
| Card Slot | No | No | No MicroSD Slot | No |
| Other | 64GB storage, no card slot | 128GB inbuilt memory | 64GB InBuilt strorage | 64GB Storage |
Communication |
| SIM Card Slots | Single SIM | Single SIM | Dual SIM | Dual SIM |
| SIM Card Type | Nano-SIM | Nano-SIM | Nano-SIM | Nano-SIM |
| Bluetooth | v4.2, A2DP, LE | v4.2, A2DP, LE | v4.2, A2DP, LE | v4.0, A2DP |
| 3.5 mm Jack | Yes | Yes | Yes | Yes |
| NFC | Yes (Apple Pay only) | Yes (Apple Pay only) | | No |
Connectivity |
| VoLTE | | | | |
| 4G | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700) - A1688 | Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30 | TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20) | TD-LTE 2300(band 40) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) |
| 3G | HSDPA 850 / 900 / 1700 / 1900 / 2100 | 850, 900, 1700/2100, 1900, 2100 MHz | UMTS 1900 / 2100 / 850 / 900 MHz | UMTS 2100 / 850 / 900 MHz |
| 2G | GSM 850 / 900 / 1800 / 1900 | 850, 900, 1800, 1900 MHz | GSM 1800 / 1900 / 850 / 900 MHz | GSM 1800 / 1900 / 850 / 900 MHz |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 b/g/n |
| GPS | Yes, with A-GPS, GLONASS | A-GPS, GLONASS | A-GPS, GLONASS, BDS | A-GPS, GLONASS, BDS |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 1715 mAh | 1960 mAh | 3400 mAh | 3160 mAh |
| Battery Type | Li-Po | Li-ion | Li-ion | Li-po |
| Standby Time | Up to 240 h (3G) | Up to 10 days | | |
| Talk Time | Up to 14 h (3G) | Up to 14 hours on 3G | | |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | Accelerometer gyro proximity compass barometer | Accelerator/Compass/Gyroscope/Proximity senssor Ambient light Barometer | Accelerometer Gyroscope Proximity Compass | Light sensor Proximity sensor Accelerometer Compass Gyroscope |
| Messaging | iMessage, SMS (threaded view), MMS, Email, Push Email | iMessage, SMS (threaded view), MMS, Email, Push Email | SMS (threaded view), MMS, Email, IM, Push Email | SMS (threaded view), MMS, Email, Push Email |
| Java | No | No | | |
| Other | Active noise cancellation with dedicated mic , Siri natural language commands and dictation , iCloud cloud service , iCloud Keychain , TV-out , Maps , Organizer , Document editor , Photo/video editor | | | |