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vivo iQOO U3x

Released: March 21, 2021
Available

📱

Display

6.58"

🔋

Capacity

5000 mAh

📷

Main Camera

13 MP

💾

RAM

8 GB

⚡

Chipset

Qualcomm SM4350 Snapdragon 480 5G

🔌

Charging

18W

vivo iQOO U3x is a smartphone released in 2021 featuring 6.58-inch display, Qualcomm SM4350 Snapdragon 480 5G processor, 8GB RAM, 5000mAh battery, 18W fast charging.

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The vivo iQOO U3x is a smartphone from vivo featuring Qualcomm SM4350 Snapdragon 480 5G processor, 6.58" IPS_LCD, 13MP camera. Find the latest prices in Saudi Arabia, UAE, and Egypt on Wakteey. Below you'll find the full specifications, comparisons, and updated prices for the vivo iQOO U3x in 2026.

🏆 Expert Verdict
4.3/10

If you're thinking about buying the vivo iQOO U3x in 2026, here's a quick answer before you decide 👇

⚠️ Warning

This phone is outdated in 2026 and is not recommended for most users.

You can find much better performance at the same price today. 👇

🟢 Good for
  • Smooth daily use ⚡
  • Long battery life 🔋
🔴 Not ideal for
  • Heavy gaming 🎮
  • Photography enthusiasts
  • NFC payments
🏆

Final verdict

vivo iQOO U3x is an outdated phone released in 2021. We don't recommend buying it in 2026 — better options exist at the same price.

Key Specifications

📱

Display

6.58" IPS_LCD · 90Hz

⚡

Chipset

Qualcomm SM4350 Snapdragon 480 5G

💾

RAM

6GB / 4GB / 8GB

🗄️

Internal Storage

64GB / 128GB

📷

Main Camera

13MP f/2.2

🔋

Capacity

5,000mAh · 18W

🌐

OS

ANDROID Android 11, OriginOS 1.0 for iQOO

Features

NFC
5G
Wireless Charging
Water Resistant
Headphone Jack
Memory Card
Stereo Speakers
OIS Camera

Available Colors

GrayAurora

vivo iQOO U3x in detail

vivo iQOO U3x display

The vivo iQOO U3x has a 6.58-inch IPS_LCD display with FHD+ resolution. Pixel density is 401 ppi, which keeps text and images very sharp. The 90 Hz refresh rate is smoother than a standard 60 Hz panel.

Performance

It is powered by the Qualcomm SM4350 Snapdragon 480 5G (8 nm). RAM goes up to 8 GB. Storage starts at 64 GB and goes up to 128 GB (UFS 2.1), with no microSD slot.

Camera

The main rear camera is 13 MP with f/2.2 aperture. There are 2 rear cameras in total. Video tops out at 4K@30fps, 1080p@30fps. The selfie camera is 8 MP.

Battery & charging

The battery is 5,000 mAh, big enough for a full day and more for most people. Wired charging is 18W.

Design & software

It weighs 186 g. It runs Android 11, OriginOS 1.0 for iQOO.

❓vivo iQOO U3x — Frequently Asked Questions

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