Summary | 71 Score | 81 Score | | |
| Performance | Qualcomm MSM8960 Snapdragon S4 Plus 2 GB RAM Microsoft Windows Phone 8 | Qualcomm MSM8998 Snapdragon 835 4 GB RAM Android 7.1.1 (Nougat) | | |
| Display | 4.5 inch 768 x 1280 pixels 332 PPI Density | 5.1 inch 1080 x 1920 pixels 432 PPI Density | | |
| Camera | 41 MP (Main) 1.2 MP (Front) | 12 + 12 MP (Main) 8 MP (Front) 4K Video Recording Dual Camera | | |
| Battery | 2000 mAh Li-Ion | 4000 mAh Li-ion | | |
Display |
| Screen Size | 4.5 inch | 5.1 inch | | |
| Screen Resolution | 768x1280 pixels | 1080 x 1920 Pixels | | |
| Pixel Density | 332 PPI | 432 PPI | | |
| Display Type | AMOLED capacitive touchscreen, 16M colors | UHD | | |
| Gorilla Glass | Yes | Yes | | |
| Screen Protection | Corning Gorilla Glass 3 | Corning Gorilla Glass 4 | | |
Chipset |
| Brand | Nokia Mobiles | Xiaomi Mobiles | | |
| Chipset | Qualcomm MSM8960 Snapdragon S4 Plus | Qualcomm MSM8998 Snapdragon 835 | | |
| Processor | Dual-core 1.5 GHz Krait | Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo) | | |
| RAM | 2 GB RAM | 4 GB RAM | | |
| GPU | Adreno 225 | Adreno 540 GPU | | |
Camera |
| Rear Camera Resolution | 41 MP | 12 + 12 MP | | |
| Front Camera Resolution | 1.2 MP | 8 MP | | |
| Video | | 4K Video Recording | | |
| Camera Features | Flash | Autofocus, Touch Focus, Flash, Panorama, Geo-Tagging | | |
General |
| Operating System | Windows | Android | | |
| OS Version | Microsoft Windows Phone 8 | Android 7.1.1 (Nougat) | | |
| Weight | 158 g | | | |
| Dimensions | 130.4 x 71.4 x 10.4 mm, 96.9 cc | | | |
| Thickness | | | | |
Storage |
| Internal Storage | 32 GB | 64 GB | | |
| Card Slot | No | microSD, Up to 128 GB | | |
| Other | 32GB storage, no card slot | 64 GB storage, Expandable up to 128GB | | |
Communication |
| SIM Card Slots | Single SIM | Dual SIM | | |
| SIM Card Type | Micro-SIM | Nano-SIM | | |
| Bluetooth | v4.0, A2DP, EDR, LE/ apt-X after WP8 Denim update | v5.0 | | |
| 3.5 mm Jack | Yes | Yes | | |
| NFC | Yes | No | | |
Connectivity |
| VoLTE | | | | |
| 4G | LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800) - RM-875 | LTE 2100, LTE 800, LTE 1800, LTE 2600 | | |
| 3G | HSDPA 850 / 900 / 1900 / 2100 - RM-875, RM-877 | UMTS 1900 / 2100 / 850 / 900 MHz | | |
| 2G | GSM 850 / 900 / 1800 / 1900 - all versions | GSM 1800 / 1900 / 850 / 900 MHz | | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, hotspot | Wi-Fi 802.11 a/g/n | | |
| GPS | Yes, with A-GPS, GLONASS | A-GPS | | |
| GPRS | | | | |
| EDGE | | | | |
| Radio | | | | |
Battery |
| Battery Capacity | 2000 mAh | 4000 mAh | | |
| Battery Type | Li-Ion | Li-ion | | |
| Standby Time | Up to 384 h (3G) | | | |
| Talk Time | Up to 19 h (2G) / Up to 13 h 20 min (3G) | | | |
Other Features |
| Fingerprint Scanner | | | | |
| Waterproof | | | | |
| Sensors | Accelerometer gyro proximity compass barometer | Accelerometer Gyro Proximity Compass Barometer | | |
| Messaging | SMS (threaded view), MMS, Email, Push Email, IM | SMS, MMS, Email, Push Mail, 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 | | | |