My ledger is exactly 8 years old now. I didn't have power issues as of yet, but screen is dying for the last 6 months or so. Its a perfect excuse to finally move from ledger and finally got something decent but simply can't decide what to buy.
Well, it all depends on your needs, you probably understand this well. I use Keystone 3 pro and practically do not see any alternative options for it, since it supports the import of up to three different mnemonic phrases, so you can allocate Bitcoin to one mnemonic, a wallet with the Solana ecosystem to another mnemonic, and EVM compatible ones to a third mnemonic. Bitcoin maximalists can use the Bitcoin-only firmware.
If you plan to use products from Ledger, they have recently introduced a convenient way to back up and restore:
https://shop.ledger.com/products/ledger-recovery-key