This is only a video quality thing, but you might consider getting an upscaler to get better quality video out of your composite output. I use this one for composite sources: https://www.retrotink.com/product-page/retrotink-2x
The TV by itself might do it just fine! They often have good analog to digital converters built in as shown by Technology Connections: https://www.youtube.com/watch?v=ZC5Zr3NC2PY