Summary | 73 Score | 80 Score | 81 Score | 78 Score |
| Performance | Apple A9 2 GB RAM iOS 9, Upgradable to iOS 10 | Qualcomm Snapdragon 835 4 GB RAM Android 7.1.1 (Nougat) | Qualcomm Snapdragon 626 4 GB RAM Android, v 6.0.1 (Marshmallow) | Qualcomm MSM8996 Snapdragon 820Exynos 8890 Octa 4 GB RAM Android OS, v6.0 |
| Display | 5.5 inch 1080 x 1920 pixels 401 PPI Density | 5.3 inch 1440 x 2560 pixels 554 PPI Density | 5.7 inch 1920 x 1080 pixels 386 PPI Density | 5.09 inch 1440 x 2560 pixels 577 PPI Density |
| Camera | 12 MP (Main) 5 MP (Front) | 13 + 13 MP (Main) 12 MP (Front) 4K Video Recording laser & phase detection autofocus, Carl Zeiss optics, dual-LED (dual tone) flash | 16 MP (Main) 16 MP (Front) | 12 MP (Main) 5 MP (Front) 4K Video Recording |
| Battery | 2915 mAh Li-Po | 3090 mAh Li-ion | 3300 mAh Li-ion | 3000 mAh Li-Ion |
Display |
| Screen Size | 5.5 inch | 5.3 inch | 5.7 inch | 5.09 inch |
| Screen Resolution | 1080x1920 pixels | 1440 x 2560 pixels | 1080 x 1920 pixels | 1440x2560 pixels |
| Pixel Density | 401 PPI | 554 PPI | 386 PPI | 577 PPI |
| Display Type | LED-backlit IPS LCD, capacitive touchscreen, 16M colors | IPS QHD, 2.5D Glass | Super AMOLED capacitive touchscreen, 16M colors | Super AMOLED capacitive touchscreen, 16M colors |
| Gorilla Glass | Yes | Yes | - | Yes |
| Screen Protection | - | Corning Gorilla Glass 5 | - | Corning Gorilla Glass 4 |
Chipset |
| Brand | Apple Mobiles | Nokia Mobiles | Samsung Mobiles | Samsung Mobiles |
| Chipset | Apple A9 | Qualcomm Snapdragon 835 | Qualcomm Snapdragon 626 | Qualcomm MSM8996 Snapdragon 820Exynos 8890 Octa |
| Processor | Dual-core 1.84 GHz Twister | Octa-core (4x2.45 GHz Kryo & 4x1.8 GHz Kryo) | Octa-core 2.2 GHz Cortex-A53 | Dual-core 2.15 GHz Kryo & dual-core 1.6 GHz KryoQuad-core 2.3 GHz Mongoose + quad-core 1.6 GHz Cortex-A53 |
| RAM | 2 GB RAM | 4 GB RAM | 4 GB RAM | 4 GB RAM |
| GPU | PowerVR GT7600 (six-core graphics) | | Adreno 506 | Adreno 530Mali-T880 MP12 |
Camera |
| Rear Camera Resolution | 12 MP | 13 + 13 MP | 16 MP | 12 MP |
| Front Camera Resolution | 5 MP | 12 MP | 16 MP | 5 MP |
| Video | | 4K Video Recording | | 4K Video Recording |
| Camera Features | Autofocus, Touch Focus, Flash, Panorama | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging |
General |
| Operating System | iOS | Android | Android | Android |
| OS Version | iOS 9, Upgradable to iOS 10 | Android 7.1.1 (Nougat) | Android, v 6.0.1 (Marshmallow) | Android OS, v6.0 |
| Weight | 192 g | | 172 g | 152 g |
| Dimensions | 158.2 x 77.9 x 7.3 mm | 151.5 x 73.7 x 7.9 mm | 156.5 x 77.2 x 7.0 mm | 142.4 x 69.6 x 7.9 mm |
| Thickness | 7.3mm | 7.9mm | 7mm | |
Storage |
| Internal Storage | 32 GB | 64 GB | 64 GB | 32 GB |
| Card Slot | No | microSD, up to 256 GB | microSD, Up to 256GB | microSD, up to 200 G |
| Other | 32GB storage, no card slot | 64GB, Expandable up to 256GB | 64GB storage, Expandable up to 256GB | 32/64GB storage, microSD card slot |
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 | 5.0, A2DP, LE | v4.2, A2DP, LE | v4.2, A2DP, LE, apt-X |
| 3.5 mm Jack | Yes | Yes | Yes | Yes |
| NFC | Yes (Apple Pay only) | No | | Yes |
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), 30(2300) - A1633 | LTE 2100, LTE 800, LTE 1800, LTE 2600, LTE 850, LTE 1900, LTE 2300, LTE 2500 | LTE 2100, LTE 800, LTE 1800, LTE 2600 | LTE |
| 3G | HSDPA 850 / 900 / 1700 / 1900 / 2100 | UMTS 1900 / 2100 / 850 / 900 MHz | UMTS 1900 / 2100 / 850 / 900 MHz | HSDPA 850 / 900 / 1900 / 2100 |
| 2G | GSM 850 / 900 / 1800 / 1900 | 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 b/g/n, WiFi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| GPS | Yes, with A-GPS, GLONASS | A-GPS, Glonass | A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 2915 mAh | 3090 mAh | 3300 mAh | 3000 mAh |
| Battery Type | Li-Po | Li-ion | Li-ion | Li-Ion |
| Standby Time | Up to 384 h (3G) | | | |
| Talk Time | Up to 24 h (3G) | | | Up to 22 h (3G) |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | Accelerometer gyro proximity compass barometer | Proximity Sensor Accelerometer Compass Ambient Light G-Sensor Gyro Fingerprint Hall Effect | Accelerometer Proximity Gyro Compass | 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 | SMS(threaded view), MMS, Email, Push Mail, IM |
| 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 | | | 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 mic , MP4/DivX/XviD/WMV/H.264 player , MP3/WAV/WMA/eAAC+/FLAC playe |