GSMCritic Take: With its premium compact design, excellent display, powerful hardware, and reliable cameras, the phone feels like a true small flagship, though its high performance can lead to noticeable heat under sustained load.
Screen:
6.31"
Weight:
190g
Water:
Waterproof
Charging:
90W
Optical Zoom:
3x
Thickness:
8mm
Screen covers
90.1% of body
Reviews
Overall rating and the reviews that impact it
Pros
Camera
Versatile Camera System: The camera setup produces strong results across various lighting conditions, including both daytime and nighttime photography.
Strong Selfie Camera: Front-facing camera performance is singled out as particularly strong.
Good Daylight Video: Video recording performs very well in daylight with effective stabilization.
Telephoto Extender Support: The device supports an optional telephoto extender, adding flexibility to the camera system.
Performance
Top-Tier Performance: The device delivers class-leading responsiveness and is positioned among the fastest devices in its category.
Design
Compact Design: The device features a compact footprint with lightweight construction and ergonomics that enable comfortable one-handed use over extended periods.
Premium Build Quality: The design is refined, durable, and reinforced with IP68 and IP69 ratings for strong water and dust resistance.
Display
High-End Display: The screen combines high resolution, OLED technology, 120Hz refresh rate, HDR support, and LTPO behavior for a fluid and visually striking experience.
High Brightness Display: The panel reaches notably high brightness levels and performs on par with more expensive Pro-class devices.
Battery
Excellent Battery Life: The device consistently delivers excellent endurance, easily lasting a full day of use.
Fast Charging: Charging speeds are described as fast, enhancing overall usability of the power system.
Software
Improved Software Experience: OriginOS is described as properly good and improved compared to earlier versions.
Long Software Support: The device offers five major software updates, enhancing long-term usability.
Cons
Camera
Camera Below Top Tier: The overall camera system is described as a step down compared to a higher-tier sibling.
Low-Light Video Limitations: Video performance in low-light conditions leaves room for improvement.
Not Best in Challenging Conditions: The camera does not fully match the very best devices in more demanding shooting situations.
Performance
Thermal Throttling: The device is susceptible to heavy thermal throttling and noticeable heat buildup under load.
Inconsistent Sustained Performance: While peak performance is high, sustained performance may fluctuate depending on conditions.
Price
High Price Positioning: The pricing sits above what is typical for a small flagship, making it a tougher sell.
Software
Inconsistent Low-Light Portraits: Certain scenarios such as low-light portraits can produce inconsistent results.
Audio
Average Speaker Quality: Audio performance is described as average or below expectations with limited refinement.
Availability
Regional Battery Differences: The international or European variant has reduced battery capacity compared to the 6040mAh version.
Rankings
Where vivo X300 stands in 2025
Best Phone Of 2025
#21
Highest Optical Zoom
#18
Largest Screen
#58
Smallest Screen
#9
Lightest
#15
Thinnest
#16
Fastest Charging
#14
Highest Screen Ratio
#25
Cheapest
#42
