I would recommend the Fairphone 5 since /e/OS support is most sophisticated for this Smartphone.
Nothing Phone (1) is also supported by LineageOS and I did an unofficial build which seems pretty useable:
For the Nothing Phone (2) I did also an unoffical build but do not know if this really work as I do not have feedback for this ROM:
The Xiaomi 13T Pro is not yet supported nor by LineageOS or /e/OS but chances are high that it will be in the future.