On March 19th, vivo released the X21, the X21 is equipped with Qualcomm Snapdragon 660 AIE processor [AI enhanced version], 6GB of memory and 64GB of internal storage, and support MicroSD storage expansion. The X21 adopts a full-vision design. The proportion of 19:9 ratio 6.28-inch Norch AMOLED display panel with body-to-screen reaching 90%, and the Hi-Fi audio portion is still the AKM AK4376 DAC. Currently, the normal and under-screen fingerprint versions are priced at RMB 2898 and RMB 3598 respectively. Vivo X21 is the first mass-market model for the fingerprint identification technology under the screen [optional configuration], but this phone also has other interesting features. Customized ISP behind 12MP and a 5MP dual main camera and support P3 wide color gamut photo shooting. In order to take full advantage of the wide color gamut photographs, manufacturers are also devoting themselves to the screen. Not only did they join the International Color Consortium icc (ie, the creator of the icc Profile for color management), but the X21 screen supports the standard P3 color gamut display. Compatible with the mainstream standard sRGB image by icc color mapping. So, what are the ultimate performances of these autonomous technologies?