The iQOO U3 is loaded with a 6.58-inch full HD+ display with a screen resolution of 1080 x 2408 pixels along with 20.07:9 aspect ratio, screen-to-body ratio of 90.61 per cent, 401ppi pixel density, HDR10, and a refresh rate of 90Hz. The smartphone is powered by the Dimensity 800U processor. It is loaded with up to 8GB of RAM and up to 128GB of internal storage. It lacks support for external storage.
In terms of cameras, it comes with a dual-camera setup at the back panel with a combination of a 48-megapixel main shooter with an f/1.79 aperture and a 2-megapixel depth sensor. For the front, there is an 8-megapixel sensor with f/1.8 aperture that is housed in waterdrop notch.
The iQOO U3 is loaded with a 5,000mAh battery and it comes with 18W dual-engine flash charge. For security, it sports a side-mounted fingerprint sensor and face unlock.
The phone runs on Android 10 operating system with iQOO UI 1.5. On the connectivity front, it supports Dual 4G VoLTE, Wi-Fi 6 802.11 ac (2.4GHz + 5GHz), Bluetooth 5.0, GPS/GLONASS, micro USB and a 3.5mm audio jack. The phone measures 164.15 x 75.35 x 8.4mm and weigh 185.5 grams.