| ratings |
| Overall NDTV Rating | Read Review | Read Review |
| Design Rating | | |
| Display Rating | | |
| Software Rating | | |
| Performance Rating | | |
| Battery Life Rating | | |
| Camera Rating | | |
| Value for Money Rating | | |
| key specs |
| Display | 6.70-inch | 6.20-inch |
| Processor | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 845 |
| Front Camera | 16-megapixel | 8-megapixel |
| Rear Camera | 48-megapixel + 50-megapixel + 8-megapixel | 12-megapixel + 8-megapixel |
| RAM | 8GB, 12GB | 6GB |
| Storage | 128GB, 256GB | 64GB |
| Battery Capacity | 4500mAh | 3300mAh |
| OS | Android 11 | Android 8.0 |
| Resolution | 1440x3216 pixels | 1080x2246 pixels |
| general |
| Brand | OnePlus | Asus |
| Model | 9 Pro | ZenFone 5Z (ZS620KL) |
| Release date | March 23, 2021 | February 1, 2018 |
| Launched in India | Yes | Yes |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 163.20 x 73.60 x 8.70 | 153.00 x 75.65 x 7.70 |
| Weight (g) | 197.00 | 165.00 |
| Battery capacity (mAh) | 4500 | 3300 |
| Removable battery | No | - |
| Fast charging | Proprietary | Proprietary |
| Colours | Astral Black, Morning Mist, Pine Green | Midnight Blue, Meteor Silver |
| Body type | - | Metal |
| display |
| Screen size (inches) | 6.70 | 6.20 |
| Touchscreen | Yes | Yes |
| Resolution | 1440x3216 pixels | 1080x2246 pixels |
| Protection type | Gorilla Glass | Gorilla Glass |
| Pixels per inch (PPI) | 525 | - |
| Aspect ratio | - | 18.7:9 |
| hardware |
| Processor | octa-core | octa-core (4x2.7GHz + 4x1.7GHz) |
| Processor make | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 845 |
| RAM | 8GB, 12GB | 6GB |
| Internal storage | 128GB, 256GB | 64GB |
| Expandable storage | - | Yes |
| Expandable storage type | - | microSD |
| Expandable storage up to (GB) | - | 2000 |
| camera |
| Rear camera | 48-megapixel (f/1.8, 1.12-micron) + 50-megapixel (f/2.2) + 8-megapixel (f/2.4, 1.0-micron) | 12-megapixel (f/1.8, 1.4-micron) + 8-megapixel (f/2.0, 1.12-micron) |
| No. of Rear Cameras | 4 | - |
| Rear autofocus | Yes | Phase detection autofocus |
| Rear flash | Yes | Dual LED |
| Front camera | 16-megapixel (f/2.4, 1.0-micron) | 8-megapixel (f/2.0, 1.12-micron) |
| No. of Front Cameras | 1 | - |
| software |
| Operating system | Android 11 | Android 8.0 |
| Skin | Oxygen OS 11 | ZenUI 5.0 |
| connectivity |
| Wi-Fi | Yes | Yes |
| Wi-Fi standards supported | 802.11 a/b/g/n/ac/ax | 802.11 a/b/g/n/ac |
| GPS | Yes | Yes |
| Bluetooth | Yes, v 5.20 | Yes, v 5.00 |
| NFC | Yes | Yes |
| USB Type-C | Yes | Yes |
| Number of SIMs | 2 | 2 |
| USB OTG | - | Yes |
| Headphones | - | 3.5mm |
| FM | - | Yes |
| Wi-Fi Direct | - | Yes |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | - |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | GSM |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| sensors |
| In-Display Fingerprint Sensor | Yes | - |
| Compass/ Magnetometer | Yes | Yes |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Gyroscope | Yes | Yes |
| Fingerprint sensor | - | Yes |
| Barometer | - | Yes |