Summary | 71 Score | 79 Score | 77 Score | 78 Score |
| Performance | Apple A10 Fusion 2 GB RAM iOS v10 | 3 GB RAM Android 7.0 Nougat | MediaTek MT6750 4 GB RAM Android v5.1.1 (Lollipop) | Samsung Exynos 8 Octa 8890 4 GB RAM Android OS, v6.0 |
| Display | 4.7 inch 1334 x 750 pixels 326 PPI Density | 5.5 inch 1920 x 1080 pixels 401 PPI Density | 5.5 inch 720 x 1280 pixels 267 PPI Density | 5.5 inch 1440 x 2560 pixels 534 PPI Density |
| Camera | 12 MP (Main) 7 MP (Front) 4K Video Recording | 23 MP (Main) 8 MP (Front) | 13 MP (Main) 16 MP (Front) | 12 MP (Main) 5 MP (Front) 4K Video Recording |
| Battery | 1960 mAh Li-ion | 3600 mAh Li-ion. | 3075 mAh Li-Po | 3600 mAh Li-Ion |
Display |
| Screen Size | 4.7 inch | 5.5 inch | 5.5 inch | 5.5 inch |
| Screen Resolution | 1334 x 750 pixels | 1920 x 1080 pixel | HD (720 x 1280 pixels) | 1440x2560 pixels |
| Pixel Density | 326 PPI | 401 PPI | 267 PPI | 534 PPI |
| Display Type | HD, LED-backlit IPS LCD, capacitive touchscreen, 16M colors | IPS LCD, Multi-touch | IPS LCD Capacitive Touchscreen, Multi-touch | Super AMOLED capacitive touchscreen, 16M colors |
| Gorilla Glass | Yes | - | Yes | Yes |
| Screen Protection | - | - | Corning Gorilla Glass 4 | Corning Gorilla Glass 4 |
Chipset |
| Brand | Apple Mobiles | Nokia Mobiles | Oppo Mobiles | Samsung Mobiles |
| Chipset | Apple A10 Fusion | | MediaTek MT6750 | Samsung Exynos 8 Octa 8890 |
| Processor | Quad-core, 64-bit processor | Octa core processor | Quad core, 1 GHz, Cortex A53 + Quad core, 1.5 GHz, Cortex A53 | Octa core (2.3 GHz, Quad core, M1 Mongoose + 1.6 GHz, Quad core, Cortex A53) |
| RAM | 2 GB RAM | 3 GB RAM | 4 GB RAM | 4 GB RAM |
| GPU | six-core graphics | | Mali T860 GPU | Mali-T880 MP12 |
Camera |
| Rear Camera Resolution | 12 MP | 23 MP | 13 MP | 12 MP |
| Front Camera Resolution | 7 MP | 8 MP | 16 MP | 5 MP |
| Video | 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 | Android | Android | Android |
| OS Version | iOS v10 | Android 7.0 Nougat | Android v5.1.1 (Lollipop) | Android OS, v6.0 |
| Weight | 138 g | | 160 g | 157 g |
| Dimensions | 138.30 x 67.10 x 7.1 mm | | 154.5 x 76 x 7.4 mm | 150.9 x 72.6 x 7.7 mm |
| Thickness | 7.1mm | | 7.4mm | 7mm |
Storage |
| Internal Storage | 32 GB | 32 GB | 64 GB | 32 GB |
| Card Slot | No | microSD | microSD, Up to 128GB | microSD, up to 200GB |
| Other | 32 inbuilt memory | 32GB inbuilt | 64GB storage, Expandable up to 128GB | 32GB storage, microSD card slot |
Communication |
| SIM Card Slots | Dual SIM | Dual SIM | Dual SIM | Dual SIM |
| SIM Card Type | Nano-SIM | Micro-SIM | Micro-SIM | Nano-SIM |
| Bluetooth | v4.2, A2DP, LE | v4.0 | v4.0 | v4.2, A2DP, LE, apt-X |
| 3.5 mm Jack | Yes | Yes | Yes | Yes |
| NFC | Yes (Apple Pay only) | No | No | Yes |
Connectivity |
| VoLTE | | | | |
| 4G | Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30 | 4G LTE | TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 850(band 5) | LTE |
| 3G | 850, 900, 1700/2100, 1900, 2100 MHz | UMTS 1900 / 2100 / 850 / 900 MHz | UMTS 1900 / 2100 / 850 / 900 MHz | HSDPA 850 / 900 / 1900 / 2100 |
| 2G | 850, 900, 1800, 1900 MHz | GSM 1800 / 1900 / 850 / 900 MHz | GSM 1800 / 1900 / 850 / 900 MHz | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot | Wi-Fi 802.11 a/g/n | Wi-Fi 802.11, b/g/n | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| GPS | with A-GPS, GLONASS | A-GPS | with A-GPS | Yes, with A-GPS, GLONASS, BDS |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 1960 mAh | 3600 mAh | 3075 mAh | 3600 mAh |
| Battery Type | Li-ion | Li-ion. | Li-Po | Li-Ion |
| Standby Time | Up to 10 days | | | Up to 750 Hours(3G) |
| Talk Time | Up to 14 hours on 3G | | | Up to 27 h (3G) |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | Accelerator/Compass/Gyroscope/Proximity senssor Ambient light Barometer | Accelerometer Proximity Compass | Light sensor Proximity sensor Accelerometer Compass Gyroscope | Fingerprint accelerometer gyro proximity compass barometer heart rate SpO2 |
| Messaging | iMessage, SMS (threaded view), MMS, Email, Push Email | | | SMS(threaded view), MMS, Email, Push Mail, IM |
| Java | No | | | No |
| Other | | | | Fast battery charging: 60% in 30 min (Quick Charge 2.0) , Wireless charging (Qi/PMA) , market dependent , ANT+ support , S-Voice natural language commands and dictation , OneDrive (115 GB cloud storage) , Active noise cancellation with dedicated mi |