I am using 43 inch 4k monitor (around US$600). It has a low enough dpi, so the text looks readable at native resolution, without scaling or upscaling. My view

I am using 43 inch 4k monitor (around US$600). It has a low enough dpi, so the text looks readable at native resolution, without scaling or upscaling. My viewing distance is 70 cm / 30 inches.