The Eaglemoss collection is an interesting beast. I've got a shelf of the DC Absolutes, the old Archives, and I picked up a bunch of the Eaglemoss hardcovers a few years back when they were still doing the subscription thing. The main difference, for me, comes down to curation versus completionism. Eaglemoss isn't about giving you every single issue of 'The Flash' from a certain era. It's more thematic, pulling together story arcs like 'Batman: Hush' or 'The Dark Knight Returns' into these neat, uniform volumes. That makes it fantastic for someone who wants the landmark stories without hunting down fifty different trade paperbacks.
Where it falls a bit short, honestly, is in paper quality and binding compared to something like an Absolute edition. The Eaglemoss books are solid, but they're a step below that premium feel. You're paying for accessibility and a connected set, not for archival-grade material. I also found their ordering could be a bit confusing if you were trying to follow a character chronologically, since the releases jumped around in timeline.
Still, as a way to build a physical library of key DC stories with a consistent look, it had a real charm. I miss seeing the new ones show up every month; it felt like collecting comic issues all over again, but in a more permanent format. I just wish they'd done a better job with some of the more obscure character selections.