While the Flash-Friendly File-System (F2FS) allows selecting between your choice of optional compression algorithms like LZO, LZ4, and Zstd — plus even specifying specific file extensions to optionally limit the transparent file-system compression to — it doesn’t allow easily specifying a compression level. That is fortunately set to change with the Linux 5.12 kernel this spring…

Source: Phoronix – F2FS With Linux 5.12 To Allow Configuring Compression Level