Vivo has started teasing its upcoming Vivo X300s. Early details suggest the phone will make a mark with its huge battery and upgraded performance features. According to product manager Han Boxiao, the X300s will pack a 7100mAh battery, the largest ever in the X-series. This marks a significant step up from last year’s Vivo X200s, which had a 6200mAh battery. Hence, these early hints from Vivo X300s leaks show that battery life is a key focus, along with cooling improvements, faster charging, and enhanced hardware features.
Vivo X300s Leaks: Bigger Battery And Smarter Charging
As per the leaks, Vivo is introducing the X300s with its Blue Ocean Battery system, powered by fourth-generation silicon anode technology. This ensures longer battery life and better efficiency. The phone will also bring improvements to its bypass charging system, which now supports everyday tasks like video streaming and reading, not just gaming.
Also Read: Samsung Galaxy S26 Ultra Vs Vivo X300 Pro: Best Flagship 2026?
Other battery-related upgrades include Vivo’s new power-management tool, MicroPower Genie 2.0, which restores apps or tasks if the device shuts down due to low battery.
Battery and charging features in Vivo X300s leaks:
- 7100mAh Blue Ocean Battery
- 90W fast charging
- Bypass charging for daily tasks
- MicroPower Genie 2.0 for app recovery
Performance, Display, And Camera Upgrades
Cooling and performance also see enhancements. The X300s features a larger Ice Pulse Fluid vapor chamber (VC) for better heat management, paired with upgraded chips for stable performance under heavy workloads.
Other key specifications reported in Vivo X300s leaks include:
- Display: 6.78-inch flat display, 1.5K resolution, 144Hz refresh rate
- Camera: 200-megapixel main camera, 50-megapixel ultra-wide, 50-megapixel periscope lens, 50MP front camera
- Updated ultrasonic fingerprint sensor (15% faster, works on slightly wet fingers)
- USB 3.2 Gen1 support with 5Gbps transfer speed
- Stereo speakers and X-axis vibration motor
- IP68/IP69 water and dust resistance
While Vivo hasn’t revealed the exact launch date, the leaks hint that the Vivo X300s is expected to debut in China soon alongside other models in the X300 lineup. If these leaks hold, the device could stand out in the flagship market for its record-breaking battery and solid hardware upgrades.
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