Toshiba Sonance 3TB
NAS HDD
Part number MD03ACA300V · Sonance series · 3.5" SATA HDD. If your machine is listed below, this drive is officially supported — not a forum workaround.
Part of the Toshiba Sonance series →
Check MD03ACA300V price on Amazon partner link
No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.
Compatibility verdict
It appears on the official compatibility lists of 194 machines and series — 74 Synology, 113 QNAP, 7 Asustor. This is a NAS-class drive: built for 24/7 operation with vibration compensation for multi-bay enclosures — the right tier for most 1-8 bay home or small-office NAS units. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.
Compatible NAS models
Same-capacity alternatives
Other drives listed at 3 TB capacity, ranked by how many machines list them:
Quick answers
Is the MD03ACA300V officially compatible with my NAS?
It appears on the official compatibility lists of 194 machines and series — 74 Synology, 113 QNAP, 7 Asustor. Every machine page linked below shows the vendor's own list entry, refreshed daily.
Is the MD03ACA300V a good NAS drive?
This is a NAS-class drive: built for 24/7 operation with vibration compensation for multi-bay enclosures — the right tier for most 1-8 bay home or small-office NAS units. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.
Can I use the MD03ACA300V for a 3-2-1 cold backup copy?
No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.
What are alternatives to the MD03ACA300V?
At the same capacity, the most widely listed alternatives are Toshiba MG04ACA300E (418 machines), Seagate ST3000NM0033 (341 machines), Western Digital WD30PURZ (307 machines). The full ranked list is below.