I’m using an iPhone X still, and looking to upgrade soon. But I don’t think ground breaking improvements are necessary every new model. My previous phone prior

I’m using an iPhone X still, and looking to upgrade soon. But I don’t think ground breaking improvements are necessary every new model. My previous phone prior to this one was an iPhone 7 Plus. And before that I had a dumb phone paired with an iPod touch. Prior to that some random Android phone.