Comparison of QNAP TS-251A
The side-by-side comparison of the devices’ specifications. The comparison table below makes it easier to choose the most fitting NAS.
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| Adding/changing a NAS | ||
 QNAP TS-251A (TS-251A) |
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| Launch | 2016 | |
| Class | Small office / Home office | |
| Body | ||
| Dimensions | 169 x 102 x 219 mm | |
| Weight | 1.28 kg | |
| Disks | ||
| Disk bays | 2 x 3.5" SATA III | |
| RAID | JBOD RAID0 RAID1 |
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| SSD support | yes | |
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| Network | ||
| LAN ports | 2 x Gigabit Ethernet | |
| Wireless | yes, with USB dongle | |
| Protocols | AFP CIFS/SMB FTP ISCSI NFS SFTP WEBDAV |
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| P2P support | BitTorrent | |
| Media server | DLNA UPnP iTunes |
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| Cloud backup | Amazon S3 Box Dropbox Google Drive Microsoft OneDrive |
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| Connectivity | ||
| USB ports | 3 x USB 3.0 | |
| eSATA ports | no | |
| System | ||
| CPU | Intel Celeron N3060 dual-core @ 1.6 GHz | |
| RAM | 2 GB (upgradable) | |
| Flash | 4 GB | |
| Operating system | QNAP QTS | |
| Alternative OS | ||
| Power | ||
| Power supply | 12 V / 5.4 A | |
| Consuption | 16.2 W / 7.9 W | |
| Fans | 1 x 70 mm | |
| Noise level | 18.3 dB(A) | |
| Features | ||
| Specials | Failover and link aggregation HDMI output Infrared receiver Audio input Audio output |
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| Administration | ||
| Default IP | DHCP | |
| Default username | admin | |
| Default password | admin | |
A maximum of 3 devices can be compared at the same time. To add or change a NAS, type the name of the NAS you’re looking for in the search field of the table’s column, then click on the device’s name in the drop-down list of search results.
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