> I also have a HP-48SX, but it sees much less use – the buttons are not nearly as pleasant and the screen is harder to read. I have an 11C and both a 48SX and

> I also have a HP-48SX, but it sees much less use – the buttons are not nearly as pleasant and the screen is harder to read. I have an 11C and both a 48SX and GX. I don't really think the keys on any of those were close to being in the same league as my Dad's old HP-38C. https://www.hpmuseum.org/hp38.htm https://www.hpmuseum.org/hp38.htm Agreed on the display, but HP got it better on the GX. In retrospect, all of the 48/49 series calculators struggled with their UX... The UI was complicated by their attempt to be a general purpose calculating tool, but the hardware wasn't up to the ambition and computers/laptops ate their lunch in professional settings.