Summary | 71 Score | 71 Score | 78 Score | 79 Score |
| Performance | Apple A10 3 GB RAM iOS v10 | Qualcomm MSM8960 Snapdragon S4 Plus 2 GB RAM Microsoft Windows Phone 8 | 3 Qualcomm Snapdragon 830 processors 18 GB RAM Swordfish OS | 2 x Qualcomm Snapdragon 830 12 GB RAM Swordfish OS (based on Sailfish OS) |
| Display | 5.5 inch 1920 x 1080 pixels 401 PPI Density | 4.5 inch 768 x 1280 pixels 332 PPI Density | 6.4 inch 2160 x 3840 pixels Density | 5.8 inch 1440 x 2560 pixels 506 PPI Density |
| Camera | 12 + 12 MP (Main) 7 MP (Front) 4K Video Recording Dual Camera | 41 MP (Main) 1.2 MP (Front) | 60 MP (Main) 20 MP (Front) 4K Video Recording | 60 MP (Main) 20 MP (Front) 4K Video Recording |
| Battery | 2900 mAh Li-ion | 2000 mAh Li-Ion | 6000 mAh Li-ion | 4000 mAh Li-ion |
Display |
| Screen Size | 5.5 inch | 4.5 inch | 6.4 inch | 5.8 inch |
| Screen Resolution | 1920 x 1080 pixels | 768x1280 pixels | 2160 | 1440 x 2560 pixels |
| Pixel Density | 401 PPI | 332 PPI | | 506 PPI |
| Display Type | LED-backlit IPS LCD, capacitive touchscreen, 16M colors | AMOLED capacitive touchscreen, 16M colors | 4K Display | IPS LCD, Multi-touch |
| Gorilla Glass | Yes | Yes | Yes | - |
| Screen Protection | Ion-strengthened glass, oleophobic coating | Corning Gorilla Glass 3 | Corning Gorilla Glass 4 | - |
Chipset |
| Brand | Apple Mobiles | Nokia Mobiles | Turing Mobiles | Turing Mobiles |
| Chipset | Apple A10 | Qualcomm MSM8960 Snapdragon S4 Plus | 3 Qualcomm Snapdragon 830 processors | 2 x Qualcomm Snapdragon 830 |
| Processor | 2.23 GHz Quad-core, 64-bit Processor | Dual-core 1.5 GHz Krait | 16 Kryo core Processor | 16 Kryo core Processor |
| RAM | 3 GB RAM | 2 GB RAM | 18 GB RAM | 12 GB RAM |
| GPU | six-core graphics | Adreno 225 | | Dual Adreno 540 GPU |
Camera |
| Rear Camera Resolution | 12 + 12 MP | 41 MP | 60 MP | 60 MP |
| Front Camera Resolution | 7 MP | 1.2 MP | 20 MP | 20 MP |
| Video | 4K Video Recording | | 4K Video Recording | 4K Video Recording |
| Camera Features | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Flash | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging |
General |
| Operating System | iOS | Windows | Other | Other |
| OS Version | iOS v10 | Microsoft Windows Phone 8 | Swordfish OS | Swordfish OS (based on Sailfish OS) |
| Weight | 188 g | 158 g | | |
| Dimensions | 158.20 x 77.90 x 7.30 mm | 130.4 x 71.4 x 10.4 mm, 96.9 cc | | |
| Thickness | 7.3mm | | | |
Storage |
| Internal Storage | 256 GB | 32 GB | 512 GB | 512 GB |
| Card Slot | No | No | 2 x microSD, upt ot 1024 | microSD, up to 500 GB |
| Other | 256GB inbuilt | 32GB storage, no card slot | 1.2TB storage (3 x 256GB memory, 512GB via microSD card) | 512GB, Expandable up to 500GB |
Communication |
| SIM Card Slots | Dual SIM | Single SIM | Four SIM | Four SIM |
| SIM Card Type | Nano-SIM | Micro-SIM | Nano-SIM | Nano-SIM |
| Bluetooth | No | v4.0, A2DP, EDR, LE/ apt-X after WP8 Denim update | v4.0 | v4.2 |
| 3.5 mm Jack | Yes | Yes | Yes | Yes |
| NFC | Apple Pay only | Yes | No | 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 | LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800) - RM-875 | LTE Cat 4 150/50 Mbps, LTE Cat 6 300/50 Mbps OR LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) OR LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 | LTE Cat 4 150/50 Mbps, LTE Cat 6 300/50 Mbps OR LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) OR LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 |
| 3G | 850, 900, 1700/2100, 1900, 2100 MHz | HSDPA 850 / 900 / 1900 / 2100 - RM-875, RM-877 | 850 / 900 / 1900 / 2100 MHz HSDPA , Speed: 42.2 Mbps (HSDPA), 5.76 Mbps;(HSUPA) | 850 / 900 / 1900 / 2100 MHz HSDPA , Speed: 42.2 Mbps (HSDPA), 5.76 Mbps;(HSUPA) |
| 2G | 850, 900, 1800, 1900 MHz | GSM 850 / 900 / 1800 / 1900 - all versions | 850 / 900 / 1800 / 1900 MHz GSM | 850 / 900 / 1800 / 1900 MHz GSM |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac | Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, hotspot | Wi-Fi 802.11 a/g/n | Wi-Fi 802.11 a/g/n |
| GPS | A-GPS, GLONASS | Yes, with A-GPS, GLONASS | A-GPS | A-GPS |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 2900 mAh | 2000 mAh | 6000 mAh | 4000 mAh |
| Battery Type | Li-ion | Li-Ion | Li-ion | Li-ion |
| Standby Time | Up to 384 h (3G) | Up to 384 h (3G) | | |
| Talk Time | Up to 21 h (3G) | Up to 19 h (2G) / Up to 13 h 20 min (3G) | | |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | | Accelerometer gyro proximity compass barometer | Accelerometer Proximity | Accelerometer Proximity |
| Messaging | | SMS (threaded view), MMS, Email, Push Email, IM | | SMS, MMS, Email, Push Email, IM |
| Java | | No | | |
| Other | | Active noise cancellation with a dedicated mic , MP3/WMA/WAV/eAAC+ player , MP4/DivX/XviD/H.264/WMV player , OneDrive (15 GB cloud storage) , Document viewer , Video/photo editor | | |