The Xperia XA1 supports Project Treble (thanks to a vendor update). This means you can flash any ARM64 A-only GSI.
If you want better performance without the risks of a custom ROM, consider: Debloating
Battery management is much tighter on most custom ROMs. You can expect about 15-20% better screen-on time thanks to more efficient background process handling. Plus, you get deep customization—from system-wide accent colors to advanced gesture controls—that makes the phone feel brand new.
Sony Xperia Xa1 Custom Rom Better Review
The Xperia XA1 supports Project Treble (thanks to a vendor update). This means you can flash any ARM64 A-only GSI.
If you want better performance without the risks of a custom ROM, consider: Debloating
Battery management is much tighter on most custom ROMs. You can expect about 15-20% better screen-on time thanks to more efficient background process handling. Plus, you get deep customization—from system-wide accent colors to advanced gesture controls—that makes the phone feel brand new.