Summary | 72 Score | 78 Score | 76 Score | 80 Score |
| Performance | Apple A9 2 GB RAM iOS 9, up to iOS 9.0.2 | Qualcomm Snapdragon 430 3 GB RAM Android v8.0 (Oreo) | Qualcomm MSM8953 Snapdragon 625 4 GB RAM Android OS, v6.0.1 (Marshmallow) | Exynos 7870 Octa 3 GB RAM Android 6.0 Marshmallow |
| Display | 4.7 inch 750 x 1334 pixels 326 PPI Density | 5.99 inch 720 x 1440 pixels 402 PPI Density | 5.5 inch 1080 x 1920 pixels 401 PPI Density | 5.5 inch 1920 x 1080 pixels 401 PPI Density |
| Camera | 12 MP (Main) 5 MP (Front) 4K Video Recording | 13 + 2 MP (Main) 8 MP (Front) Dual Camera | 16 MP (Main) 16 MP (Front) 4K Video Recording | 13 MP (Main) 8 MP (Front) |
| Battery | 1715 mAh Li-Po | 3340 mAh | 3010 mAh Li-po | 3300 mAh Li-ion |
Display |
| Screen Size | 4.7 inch | 5.99 inch | 5.5 inch | 5.5 inch |
| Screen Resolution | 750x1334 pixels | 720 x 1280 pixels | 1080x1920 pixels | 1080x1920 pixels |
| Pixel Density | 326 PPI | 402 PPI | 401 PPI | 401 PPI |
| Display Type | LED-backlit IPS LCD, capacitive touchscreen, 16M colors | HD | IPS LCD capacitive touchscreen, 16M colors | FHD TFT |
| Gorilla Glass | Yes | - | - | Yes |
| Screen Protection | - | - | - | - |
Chipset |
| Brand | Apple Mobiles | Huawei Mobiles | Oppo Mobiles | Samsung Mobiles |
| Chipset | Apple A9 | Qualcomm Snapdragon 430 | Qualcomm MSM8953 Snapdragon 625 | Exynos 7870 Octa |
| Processor | Dual-core 1.84 GHz Twister | 1.4 GHz Octa-Core processor | Octa-core 2.0 GHz Cortex-A53 | Octa-core 1.6 GHz Cortex-A53 |
| RAM | 2 GB RAM | 3 GB RAM | 4 GB RAM | 3 GB RAM |
| GPU | PowerVR GT7600 (six-core graphics) | | Adreno 530 GPU | Mali-T830MP2 |
Camera |
| Rear Camera Resolution | 12 MP | 13 + 2 MP | 16 MP | 13 MP |
| Front Camera Resolution | 5 MP | 8 MP | 16 MP | 8 MP |
| Video | 4K Video Recording | | 4K Video Recording | |
| Camera Features | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Flash |
General |
| Operating System | iOS | Android | Android | Android |
| OS Version | iOS 9, up to iOS 9.0.2 | Android v8.0 (Oreo) | Android OS, v6.0.1 (Marshmallow) | Android 6.0 Marshmallow |
| Weight | 143 g | 155 g | 145 g | 167 g |
| Dimensions | 138.3 x 67.1 x 7.1 mm | 158.3 x 76.7 x 7.8 mm | 153 x 74.3 x 6.58 mm | 151.7 x 75 x 8 mm |
| Thickness | 7.1mm | 7.8mm | 6.58mm | 8mm |
Storage |
| Internal Storage | 64 GB | 32 GB | 64 GB | 16 GB |
| Card Slot | No | microSD, Up to 256 GB | microSD, upto 128 GB | microSD, Upto 256GB |
| Other | 64GB storage, no card slot | 32 GB, Expandable up to 256 GB | 64 GB ,Expandable upto 128 GB | 16GB, Expandable upto 256GB |
Communication |
| SIM Card Slots | Single SIM | Dual SIM | Dual SIM | Dual SIM |
| SIM Card Type | Nano-SIM | Nano-SIM | Nano-SIM | Nano-SIM |
| Bluetooth | v4.2, A2DP, LE | v4.2 | v4.2 | v4.1 |
| 3.5 mm Jack | Yes | Yes | Yes | Yes |
| NFC | Yes (Apple Pay only) | Yes | | 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 | FDD-LTE--800 / 1800 / 1900 / 2100 / 2600 MHz | 800 / 1800 / 1900 / 2100 / 2600 MHz LTE, Speed: 150 Mbps (Downlink), 50 Mbps (Uplink) | B1(2100), B3(1800), B5(850), B7(2600), B8(900), B20(800), B38(2600), B40(2300) |
| 3G | HSDPA 850 / 900 / 1700 / 1900 / 2100 | UMTS 2100 / 900 MHz | 850 / 900 / 1900 / 2100 MHz HSDPA, Speed: 21 Mbps (HSDPA), 5.76 Mbps (HSUPA) | B1(2100), B2(1900), B5(850), B8(900) |
| 2G | GSM 850 / 900 / 1800 / 1900 | GSM 1800 / 1900 / 850 / 900 MHz | 850 / 900 / 1800 / 1900 MHz GSM | GSM850, GSM900, DCS1800, PCS1900 |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot | Wi-Fi 802.11, b/g/n | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 a/g/n |
| GPS | Yes, with A-GPS, GLONASS | with A-GPS, Glonass | A-GPS | GPS, Glonass, Beidou |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 1715 mAh | 3340 mAh | 3010 mAh | 3300 mAh |
| Battery Type | Li-Po | | Li-po | Li-ion |
| Standby Time | Up to 240 h (3G) | | Up to 290 Hrs | Up to 84 h |
| Talk Time | Up to 14 h (3G) | | Up to 10 Hrs | Up to 21 h (3G) |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | Accelerometer gyro proximity compass barometer | Light sensor Proximity sensor Accelerometer Compass Gyroscope | Proximity sensor Accelerometer Compass Gyroscope Ambient Hall effect | Accelerometer proximity |
| Messaging | iMessage, SMS (threaded view), MMS, Email, Push Email | | | SMS(threaded view), MMS, Email, IM |
| Java | 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 | | | |