they don't really make modern transistor radios from what I understand.

this is probably the most high end pocket radio

https://ccrane.com/products/cc-pocket-am-fm-noaa-weather-radio-alert-with-clock-and-sleep-timer

this is probably the best budget AAA battery radio that functions like a transistor radio

https://www.betta.com.au/techbrands-portable-am-fm-transistor-radio-0-667060

i like this a lot its small.

here is a review of the pocket transistor radio

https://www.youtube.com/watch?v=IKYFmubMQHA