This site has a crowd sourced list of apps that includes their compatibility on deGoogled Android devices.

Personally, I’ve had very few issues with apps not working, and banking/productivity apps haven’t given me issues on CalyxOS, but your mileage may vary

I’m pretty sure it’s an Anbernic RG35XX

CalyxOS on my Pixel 6a. It works well for my needs with very little compromise.