The vivo X300 Ultra is a 2026 Android 16, OriginOS 6 smartphone powered by the Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) with 12GB | 16GB and 1TB | 256GB | 512GB internal storage. It features a 6.8", LTPO AMOLED, 1B colors, 144Hz, 2160Hz PWM, Dolby Vision, HDR10+, HDR Vivid, 1440.0x3168.0 display and is available in Eclipse Black, Victory Green, Silver.

The X300 Ultra is equipped with a Si/C Li-Ion 6600 mAh (International) or 6400 mAh (Europe), a 200 MP, 8K@30fps, 4K@24/30/60/120fps (10-bit Log, Dolby Vision HDR), 1080p@30/60/120/240fps, gyro-EIS, HDR10+ main camera, a 50 MP, 4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR front camera. The device uses a · Nano-SIM + Nano-SIM + eSIM (max 2 at a time) · Nano-SIM + Nano-SIM configuration. It weighs 232 g.

Clearing the cache partition on your vivo X300 Ultra removes temporary system files that accumulate over time and can cause slowdowns, crashes or boot issues. Unlike a factory reset this process does not delete any personal data, photos, apps or settings, making it a safe first step when troubleshooting performance problems.

Clears temporary system files without deleting personal data.