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| ratings | ||||
| Overall NDTV Rating | Read Review | Read Review | Read Review | |
| Design Rating | ||||
| Display Rating | ||||
| Software Rating | ||||
| Performance Rating | ||||
| Battery Life Rating | ||||
| Camera Rating | ||||
| Value for Money Rating | ||||
| key specs | ||||
| Display | 5.20-inch | 5.50-inch | 5.50-inch | |
| Processor | MediaTek Helio P25 | MediaTek Helio X23 | Qualcomm Snapdragon 801 | |
| Front Camera | 8-megapixel | 13-megapixel | 8-megapixel | |
| Rear Camera | 13-megapixel + 5-megapixel | 13-megapixel | 13-megapixel | |
| RAM | 3GB | 3GB | 3GB | |
| Storage | 32GB | 32GB | 64GB | |
| Battery Capacity | 4000mAh | 4000mAh | 4100mAh | |
| OS | Android 7.1.1 | Android 7.1.1 | Android 5.1.1 | |
| Resolution | 1080x1920 pixels | 1080x1920 pixels | 1080x1920 pixels | |
| general | ||||
| Brand | Lenovo | Lenovo | Lenovo | |
| Model | K8 Plus | K8 Note | Zuk Z1 | |
| Release date | September 1, 2017 | August 1, 2017 | May 1, 2016 | |
| Launched in India | Yes | - | - | |
| Form factor | Touchscreen | Touchscreen | Touchscreen | |
| Dimensions (mm) | 147.90 x 73.70 x 8.99 | 154.50 x 75.90 x 8.50 | 155.70 x 77.30 x 8.90 | |
| Weight (g) | 165.00 | 180.00 | 175.00 | |
| Battery capacity (mAh) | 4000 | 4000 | 4100 | |
| Removable battery | No | No | No | |
| Colours | Fine Gold, Venom Black | Fine Gold, Venom Black | Space Grey, White | |
| SAR value | 0.54 | - | 0.46 | |
| display | ||||
| Screen size (inches) | 5.20 | 5.50 | 5.50 | |
| Touchscreen | Yes | Yes | Yes | |
| Resolution | 1080x1920 pixels | 1080x1920 pixels | 1080x1920 pixels | |
| Protection type | Gorilla Glass | - | - | |
| Aspect ratio | 16:9 | - | - | |
| Pixels per inch (PPI) | 424 | 441 | 401 | |
| hardware | ||||
| Processor | 2.5GHz octa-core | 1.4GHz deca-core | 2.5GHz quad-core | |
| Processor make | MediaTek Helio P25 (MT6757CD) | MediaTek Helio X23 (MT6797D) | Qualcomm Snapdragon 801 | |
| RAM | 3GB | 3GB | 3GB | |
| Internal storage | 32GB | 32GB | 64GB | |
| Expandable storage | Yes | Yes | No | |
| Expandable storage type | microSD | microSD | - | |
| Expandable storage up to (GB) | 128 | 128 | - | |
| camera | ||||
| Rear camera | 13-megapixel (f/2.0) + 5-megapixel | 13-megapixel | 13-megapixel | |
| Rear autofocus | Phase detection autofocus | - | - | |
| Rear flash | Dual LED | Dual LED | Dual LED | |
| Front camera | 8-megapixel | 13-megapixel | 8-megapixel | |
| Front flash | Yes | LED | - | |
| software | ||||
| Operating system | Android 7.1.1 | Android 7.1.1 | Android 5.1.1 | |
| Skin | - | - | Cyanogen OS 12.1 | |
| connectivity | ||||
| Wi-Fi | Yes | Yes | Yes | |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | |
| GPS | Yes | Yes | Yes | |
| Bluetooth | Yes, v 4.20 | Yes, v 4.10 | Yes | |
| NFC | No | No | No | |
| Infrared | No | No | No | |
| USB OTG | Yes | Yes | Yes | |
| Micro-USB | Yes | - | - | |
| Headphones | 3.5mm | 3.5mm | 3.5mm | |
| FM | Yes | Yes | No | |
| Number of SIMs | 2 | 2 | 2 | |
| Wi-Fi Direct | No | No | No | |
| Mobile High-Definition Link (MHL) | No | No | No | |
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | Yes | Yes | Yes | |
| 4G/ LTE | Yes | Yes | Yes | |
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | |
| GSM/CDMA | GSM | GSM | GSM | |
| 3G | No | Yes | Yes | |
| 4G/ LTE | No | Yes | Yes | |
| sensors | ||||
| Fingerprint sensor | Yes | - | - | |
| Compass/ Magnetometer | Yes | Yes | Yes | |
| Proximity sensor | Yes | Yes | Yes | |
| Accelerometer | Yes | Yes | Yes | |
| Ambient light sensor | Yes | Yes | Yes | |
| Gyroscope | Yes | Yes | Yes | |
| Barometer | No | No | No | |
| Temperature sensor | No | No | No | |
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