[avar]

Neither is favored, git-annex solves problems that git LFS doesn't even try to address (distributed big files), at the cost of extra complexity.

Git LFS is intended more for a centralized "big repo" workflow, git annex's canonical usage is as a personal distributed backup system, but both can stretch into other domains.

In this case git-annex seems to have a feature that git LFS doesn't have that would be useful to you.