If "better" refers to gameplay difficulty and features, several community-made ROM hacks use the version 1.4 base to radically improve the Hoenn journey:
If you have stumbled upon this search term, you are likely looking for more than just the standard retail experience. You are looking for the definitive version. But what does the "14" refer to? What makes one ROM "better" than another? And is this truly the peak way to experience Hoenn? pokemon omega ruby 14 3ds rom better
While the visuals are a leap forward, the frame rate remains inconsistent during complex battles or when stereoscopic 3D is active—a lingering issue from the Key Gameplay Enhancements If "better" refers to gameplay difficulty and features,
ORAS introduces several features that make it superior to the original games and its immediate predecessors: DexNav & Sneaking: What makes one ROM "better" than another
The "1.4" in the search query refers to the official Nintendo update patch released shortly after launch. Here is why this patch makes the game significantly better: