Apple's iPhone 15 update coming in 2023 has been predicted to bring ProMotion, Apple's dynamic refresh rate display technology, across all models—including non-Pro ones.
You may need to wait until iPhone 15 in 2023 to get ProMotion on non-Pro models
iPhone 15
Should you be expecting “a complete redesign” for iPhone 14 as Mark Gurman is claiming?
The current flat-edged iPhone 12 design is two years old now. Should you hold your breath for a complete redesign with next year's iPhone 14 or expect another year of tweaks?