Asustor Nimbustor 2 Gen2 (AS5402T)
Android Central includes the AS5402T in its 2026 best home NAS lineup. Asustor's ADM is a mature, frequently updated platform, the Nimbustor Gen2 hardware is well built with upgrade-friendly internals, and Asustor has avoided both QNAP's security incidents and Synology's drive-lock-in controversy. A genuinely strong long-term owner that more buyers should shortlist.
Backed by one cited source so far - limited coverage
See the sourcePros & cons
- ✓ Mature, frequently updated ADM platform
- ✓ Well-built hardware with upgrade-friendly internals
- ✓ Avoids QNAP security incidents and Synology drive-lock-in
- ✓ Punchy hardware for the money
- ✓ Performance-oriented budget tier
- ✗ Charges a slight premium over rivals
The sources behind this ranking
We searched the web and YouTube for what has been published about this product, then read the articles, video transcripts and comments we found. We quote no words from this source, so its row shows only where we placed it.
1 stance not read source
Frequently asked questions
It ranks #6 of 22 on our NAS devices tier list, in B tier. That placement rests on one cited source.
Charges a slight premium over rivals.
Ranked nearby in NAS Devices
S tier #1 Synology DiskStation DS225+
S tier #2 TerraMaster F4-424 Pro
A tier #3 Asustor Drivestor 4 Gen2 (AS1204T)
A tier #4 1 of 12 research runs entered this as a product to avoid rather than a pick. QNAP TS-233
B tier #5 1 of 3 research runs entered this as a product to avoid rather than a pick. UGREEN NASync DH2300
C tier #7 UniFi UNAS Pro
C tier #8 QNAP TS-216G
C tier #9 5 of 12 research runs entered this as a product to avoid rather than a pick. Synology DiskStation DS925+
C tier #10 UGREEN NASync DH4300 Plus
C tier #11 3 of 6 research runs entered this as a product to avoid rather than a pick.