So, what is the actual size of a complete 3DS ROM set? The short answer is: , depending entirely on how you define "complete."
This article breaks down the variables, the regional differences, the file types, and exactly what you are getting into. Let’s cut through the noise. Based on current No-Intro and Redump standards (as of 2025), here are the three tiers of "completeness": 3ds Complete Rom Set Size
In the world of video game preservation, few consoles present as much of a storage challenge as Nintendo’s dual-screen swan song, the 3DS . With a lifespan spanning from 2011 to 2020 (and sporadic releases after), the 3DS family—including the New 3DS, 3DS XL, and 2DS—accumulated a library that is both deep and surprisingly heavy. So, what is the actual size of a complete 3DS ROM set
If you are a collector looking to archive a "Complete Set" (often referred to by scene groups as a "3DS Rom Set" or "3DS CIA Set"), you are not dealing with the kilobytes of the NES era or the megabytes of the GBA. You are entering . Based on current No-Intro and Redump standards (as
| Tier | Definition | Approximate Size | Number of Files | | :--- | :--- | :--- | :--- | | | Every title released in North America. No duplicates, no demos. | 1.2 TB | ~1,400 ROMs | | Full Regional Set | USA, JPN, EUR, and KOR. No duplicates (one copy per title ID). | 2.4 TB | ~4,500 ROMs | | The "Hoarding" Set | All regions + Demos + Updates + DLC + Virtual Console + eShop exclusives. | 4.5+ TB | ~8,000+ files |
The 3DS was the last great dedicated handheld. Its library deserves preservation. Just make sure you have enough hard drive space—and patience—for the task. Happy hoarding. Disclaimer: This article discusses file sizes for preservation and educational purposes. Always comply with copyright laws in your region. Archive games you physically own.