Infinix Note 50x official Pictures. Infinix Note 50x is a Smartphone of infinix. The Infinix Note 50x Android Smartphone. Announced Mar 2025. Features 6.67″ Display Dimensity 7300 Ultimate Chipset 5500 MAh Battery 128 GB Storage 8 GB RAM MIL-STD-810H Compliant. Infinix Note 50x price starts.