When comparing Alpine Linux mini-root-filesystem vs Bedrock, the Slant community recommends Bedrock for most people. In the question“What are the best Linux distros that don't use systemd?” Bedrock is ranked 26th while Alpine Linux mini-root-filesystem is ranked 47th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Incredibly small
Pro Nothing unnecessary
All protein, no starch. Everything you need for running backend services.
Pro Base for many, small footprint containers, like alpine/node
Pro Choose your init system
Pro Choose your package manager
Pro Virtually every pro from every linux distro
Since Bedrock lets you pick and choose the best parts from each distro, every single pro from each distro applies to Bedrock.
Pro Pick and choose what you want from other distros
Want Debian's stable base and Arch's pacman for bleeding edge packages?
Want the security of Qubes OS and Gentoo's portage?
With the correct setup all this can be achieved.
Cons
Con Often increases boot times
Since Bedrock has to load the strata before handing control to the chosen init system, it can make booting your machine take longer.
Con Difficulty setting up
Bedrock can be challenging to setup properly with the correct strata.