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Product comparison · 2 nas & storage servers

QNAP TS-221 + 1x 2TBWDRED vs QNAP TS-421 + 4x 1TBWDRED

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  • 64specifications compared
  • 14differ
  • 50identical
  • 6known for one product only

Key differences

The QNAP TS-421 + 4x 1TBWDRED has 2 TB more total installed storage capacity than the QNAP TS-221 + 1x 2TBWDRED (4 TB vs 2 TB). The QNAP TS-421 + 4x 1TBWDRED has 2 more storage drives installed than the QNAP TS-221 + 1x 2TBWDRED (4 vs 2). The QNAP TS-421 + 4x 1TBWDRED has 2 more storage drives supported than the QNAP TS-221 + 1x 2TBWDRED (4 vs 2). RAID levels: 0, 1, JBOD on the QNAP TS-221 + 1x 2TBWDRED, 0, 1, 5, 6, 10, JBOD on the QNAP TS-421 + 4x 1TBWDRED. LED indicators: HDD, LAN, Status, USB on the QNAP TS-221 + 1x 2TBWDRED, eSATA, HDD, LAN, Status, USB on the QNAP TS-421 + 4x 1TBWDRED.

  • Total installed storage capacity
    • 2 TB
    • 4 TB
  • Number of storage drives installed
    • 2
    • 4
  • Number of storage drives supported
    • 2
    • 4
  • RAID levels
    • 0, 1, JBOD
    • 0, 1, 5, 6, 10, JBOD
  • Ethernet LAN (RJ-45) ports
    • 1
    • 2
  • USB 2.0 ports quantity
    • 1
    • 2
  • Fan diameter
    • 7 cm
    • 9 cm
  • LED indicators
    • HDD, LAN, Status, USB
    • eSATA, HDD, LAN, Status, USB

Side by side

Differences highlightedShow differences only
70 specifications
A

QNAP

TS-221 + 1x 2TBWDREDView product
B

QNAP

TS-421 + 4x 1TBWDREDView product
Storage4 differ
Total installed storage capacityDiffers2 TB4 TB
Number of storage drives installedDiffers24
Number of storage drives supportedDiffers24
RAID levelsDiffers0, 1, JBOD0, 1, 5, 6, 10, JBOD
Network1 differ
Supported network protocolsDiffersCIFS/SMB, AFP (v3.3), NFS (v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSCCIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Jumbo frames supportKnown for oneYes
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers12
USB 2.0 ports quantityDiffers12
Design2 differ
Fan diameterDiffers7 cm9 cm
LED indicatorsDiffersHDD, LAN, Status, USBeSATA, HDD, LAN, Status, USB
Performance1 differ
Number of usersDiffers2048 user(s)4096 user(s)
Softwareidentical
Operating system installedKnown for oneQNAP Turbo System
Power1 differ
Power supply unit (PSU) capacityDiffers60 W36 W
Power consumption (typical)Known for one16 W
Power consumption (sleep)Known for one8 W
AC input frequencyKnown for one50 - 60 Hz
Weight & dimensions3 differ
WidthDiffers102 mm180 mm
DepthDiffers216 mm235 mm
HeightDiffers150 mm177 mm
Other featuresidentical
Compliance certificatesKnown for oneRoHS

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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