Summary | 71 Score | 78 Score | 78 Score | 78 Score |
| Performance | Apple A10 3 GB RAM iOS v10 | Qualcomm MSM8996 Snapdragon 821 4 GB RAM Android, v7.1 (Nougat) | Samsung Exynos 8 Octa 8890 4 GB RAM Android OS, v6.0 | Qualcomm Snapdragon 820 6 GB RAM Android , Marshmallow 6.0 |
| Display | 5.5 inch 1920 x 1080 pixels 401 PPI Density | 5.5 inch 1440 x 2560 pixels 534 PPI Density | 5.5 inch 1440 x 2560 pixels 534 PPI Density | 5 inch 1080 x 1920 pixels 441 PPI Density |
| Camera | 12 + 12 MP (Main) 7 MP (Front) 4K Video Recording Dual Camera | 12 MP (Main) 8 MP (Front) 4K Video Recording | 12 MP (Main) 5 MP (Front) 4K Video Recording | 24 MP (Main) 5 MP (Front) |
| Battery | 2900 mAh Li-ion | 3450 mAh Li-ion | 3600 mAh Li-Ion | 4000 mAh Li-ion |
Display |
| Screen Size | 5.5 inch | 5.5 inch | 5.5 inch | 5 inch |
| Screen Resolution | 1920 x 1080 pixels | 1440 x 2560 pixels | 1440x2560 pixels | 1920 * 1080 pixels |
| Pixel Density | 401 PPI | 534 PPI | 534 PPI | 441 PPI |
| Display Type | LED-backlit IPS LCD, capacitive touchscreen, 16M colors | QHD AMOLED capacitive touchscreen, 16M colors | Super AMOLED capacitive touchscreen, 16M colors | OLED display |
| Gorilla Glass | Yes | Yes | Yes | Yes |
| Screen Protection | Ion-strengthened glass, oleophobic coating | Corning Gorilla Glass 4 | Corning Gorilla Glass 4 | Gorilla Glass 4 |
Chipset |
| Brand | Apple Mobiles | Google Mobiles | Samsung Mobiles | Symetium Mobiles |
| Chipset | Apple A10 | Qualcomm MSM8996 Snapdragon 821 | Samsung Exynos 8 Octa 8890 | Qualcomm Snapdragon 820 |
| Processor | 2.23 GHz Quad-core, 64-bit Processor | Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) | Octa core (2.3 GHz, Quad core, M1 Mongoose + 1.6 GHz, Quad core, Cortex A53) | Octa core processor |
| RAM | 3 GB RAM | 4 GB RAM | 4 GB RAM | 6 GB RAM |
| GPU | six-core graphics | Adreno 530 | Mali-T880 MP12 | |
Camera |
| Rear Camera Resolution | 12 + 12 MP | 12 MP | 12 MP | 24 MP |
| Front Camera Resolution | 7 MP | 8 MP | 5 MP | 5 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 | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging |
General |
| Operating System | iOS | Android | Android | Android |
| OS Version | iOS v10 | Android, v7.1 (Nougat) | Android OS, v6.0 | Android , Marshmallow 6.0 |
| Weight | 188 g | 168 g | 157 g | 150 g |
| Dimensions | 158.20 x 77.90 x 7.30 mm | 154.7 x 75.7 x 8.6 mm | 150.9 x 72.6 x 7.7 mm | 130 x 63 x 6mm |
| Thickness | 7.3mm | | 7mm | 6mm |
Storage |
| Internal Storage | 32 GB | 128 GB | 32 GB | 256 GB |
| Card Slot | No | No | microSD, up to 200GB | |
| Other | 32GB inbuilt | 128GB inbuilt | 32GB storage, microSD card slot | 256 GB Storage |
Communication |
| SIM Card Slots | Single SIM | Dual SIM | Dual SIM | Dual SIM |
| SIM Card Type | Nano-SIM | Nano-SIM | Nano-SIM | Nano-SIM |
| Bluetooth | No | v4.2 | v4.2, A2DP, LE, apt-X | v4.0 |
| 3.5 mm Jack | Yes | Yes | Yes | Yes |
| NFC | Apple Pay only | | Yes | No |
Connectivity |
| VoLTE | | | | |
| 4G | LTE-A, HSPA, Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30 | TD-LTE 2300(band 40) FD-LTE 1800(band 3) | LTE | LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) |
| 3G | 850, 900, 1700/2100, 1900, 2100 MHz | UMTS 1900 / 2100 / 850 / 900 MHz | HSDPA 850 / 900 / 1900 / 2100 | UMTS 1900 / 2100 / 850 / 900 MHz |
| 2G | 850, 900, 1800, 1900 MHz | GSM 1800 / 1900 / 850 / 900 MHz | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 1800 / 1900 / 850 / 900 MHz |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi 802.11, a/ac/b/g/n/n 5GHz | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/g/n |
| GPS | A-GPS, GLONASS | A-GPS, Glonass | Yes, with A-GPS, GLONASS, BDS | |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 2900 mAh | 3450 mAh | 3600 mAh | 4000 mAh |
| Battery Type | Li-ion | Li-ion | Li-Ion | Li-ion |
| Standby Time | Up to 384 h (3G) | Up to 23 days | Up to 750 Hours(3G) | |
| Talk Time | Up to 21 h (3G) | Up to 32 hours (3G) | Up to 27 h (3G) | |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | | Accelerometer Gyroscope Proximity Compass Barometer | Fingerprint accelerometer gyro proximity compass barometer heart rate SpO2 | Accelerometer Gyroscope Proximity Light Sensor |
| Messaging | | SMS(threaded view), MMS, Email, Push Mail, IM | SMS(threaded view), MMS, Email, Push Mail, IM | SMS, MMS, Email, Push Mail, IM |
| Java | | | 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 | |