iQOO Z3 vs Vivo U20 comparison
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| 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 | 6.58-inch | 6.53-inch |
| Processor | Qualcomm Snapdragon 768G | Qualcomm Snapdragon 675 |
| Front Camera | 16-megapixel | 16-megapixel |
| Rear Camera | 64-megapixel + 8-megapixel + 2-megapixel | 16-megapixel + 8-megapixel + 2-megapixel |
| RAM | 6GB, 8GB | 4GB |
| Storage | 128GB, 256GB | 64GB |
| Battery Capacity | 4400mAh | 5000mAh |
| OS | Android 11 | Android 9 |
| Resolution | 1080x2408 pixels | 1080x2340 pixels |
| general |
| Brand | iQOO | Vivo |
| Model | Z3 | U20 |
| Release date | March 25, 2021 | November 22, 2019 |
| Launched in India | Yes | Yes |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 163.95 x 75.30 x 8.50 | 162.15 x 76.47 x 8.89 |
| Weight (g) | 185.50 | 193.00 |
| Battery capacity (mAh) | 4400 | 5000 |
| Fast charging | Proprietary | Proprietary |
| Colours | Cyber Blue, Ace Black | Racing Black, Blaze Blue |
| Body type | - | Plastic |
| Removable battery | - | No |
| Wireless charging | - | No |
| display |
| Screen size (inches) | 6.58 | 6.53 |
| Touchscreen | Yes | Yes |
| Resolution | 1080x2408 pixels | 1080x2340 pixels |
| Aspect ratio | 20:9 | - |
| hardware |
| Processor | octa-core | octa-core |
| Processor make | Qualcomm Snapdragon 768G | Qualcomm Snapdragon 675 |
| RAM | 6GB, 8GB | 4GB |
| Internal storage | 128GB, 256GB | 64GB |
| Expandable storage | Yes | Yes |
| Expandable storage type | microSD | microSD |
| Expandable storage up to (GB) | 1000 | 256 |
| camera |
| Rear camera | 64-megapixel (f/1.79) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) | 16-megapixel (f/1.78) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) |
| No. of Rear Cameras | 3 | - |
| Rear autofocus | Yes | Yes |
| Rear flash | Yes | Yes |
| Front camera | 16-megapixel (f/2.0) | 16-megapixel (f/2.0) |
| No. of Front Cameras | 1 | - |
| Pop-Up Camera | No | - |
| software |
| Operating system | Android 11 | Android 9 |
| Skin | OriginOS for iQoo 1.0 | Funtouch OS 9 |
| connectivity |
| Wi-Fi | Yes | Yes |
| GPS | Yes | Yes |
| Bluetooth | Yes, v 5.10 | Yes, v 5.00 |
| USB Type-C | Yes | - |
| Micro-USB | No | - |
| Lightning | No | - |
| Headphones | 3.5mm | 3.5mm |
| Number of SIMs | 2 | 2 |
| USB OTG | - | Yes |
| FM | - | Yes |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | - |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | - |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM |
| GSM/CDMA | GSM | - |
| 3G | Yes | Yes |
| 4G/ LTE | Yes | Yes |
| 5G | Yes | - |
| sensors |
| Fingerprint sensor | Yes | Yes |
| Compass/ Magnetometer | Yes | Yes |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Gyroscope | Yes | Yes |
| Face unlock | - | Yes |