Both iQOO U3 and Vivo U3x comes with same RAM. iQOO U3 has more internal memory than Vivo U3x
| Name | iQOO U3 | Vivo U3x |
| RAM | 6 GB | 6 GB |
|---|---|---|
| Display | 6.58 in | 6.58 in |
| Internal Memory | 128 GB | 64 GB |
| Battery | 5000 mAh | 5000 mAh |
| Camera | 48 MP + 2 MP Dual | 13 MP + 2 MP Dual |
| Price | Rs. 16499 | Rs. 8990 |
The launch Date of the first phone is December 14, 2020 . The cost of iQOO U3 is Rs. 16499. The launch Date of the second phone is March 19, 2021. The Expected cost of Vivo U3x is Rs. 8990.
There is IPS LCD Screen Type in both the phones. Both have same 401 PPI. In terms of screen to body ratio, iQOO's phone has better screen to body ratio of ~ 84.4% than Vivo's phone ~ 84.2%. Both phones have same aspect ratio of 20.07:9.
Both mobiles come with 6 GB RAM iQOO U3 has more Internal Memory (128 GB) than Vivo U3x (64 GB).
iQOO U3's 48 MP + 2 MP Dual Rear Camera outclasses Vivo U3x's 13 MP + 2 MP Dual Rear Camera in terms of resolution. Both of them stand equal in terms of Front Camera Resolution as both have 8 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 10 and the second one on 11 version.
| Name | iQOO U3 | Vivo U3x |
| General | ||
| Model | U3 | U3x |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | December 14, 2020 | March 19, 2021 |
| Design | ||
| Dimensions | 75.4 x 164.2 x 8.4 mm | 75.4 x 164.2 x 8.4 mm |
| Weight | 185.5 g | 185.5 g |
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes |
| Size | 6.58 inches, 1080 x 2408 pixels, 90 Hz | 6.58 inches, 1080 x 2408 pixels, 90 Hz |
| Aspect Ratio | 20.07:9 | 20.07:9 |
| PPI | ~ 401 PPI | ~ 401 PPI |
| Screen to Body Ratio | ~ 84.4% | ~ 84.2% |
| Features | HDR10 | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 6 GB |
| Storage | 128 GB | 64 GB |
| Storage Type | UFS 2.2 | UFS 2.1 |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.1 | Yes, v5.1, A2DP, LE, aptX HD |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.79 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) | 13 MP ƒ/2.2 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) |
| OIS | No | |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | |
| Video Recording | 4K, 1080p | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 | 8 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10 | Android v11 |
| Chipset | MediaTek Dimensity 800U | Qualcomm Snapdragon 480 |
| CPU | 2.4 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | Octa-core 2.4 GHz | 2x2.0 GHz Kryo 460 & 6x1.8 GHz Kryo 460 |
| GPU | Mali-G57 | Adreno 619 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 18W Fast Charging | Yes, 18W Fast Charging |