They aren't on the same level of abstraction. Rsync currently uses zlib for block compression on the wire. Brotli/broccoli would be an alternative option.
Various compression enhancements, including the addition of zstd and lz4 compression algorithms and a negotiation heuristic that picks the best compression option supported by both sides.
Various compression enhancements, including the addition of zstd and lz4 compression algorithms and a negotiation heuristic that picks the best compression option supported by both sides.