Product comparison · 2 nas & storage servers

QNAP TS-439 Pro II+ 4TB vs QNAP TS-859 PRO+ 16TB

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  • 83specifications compared
  • 12differ
  • 71identical
  • 1known for one product only

Key differences

  • Total installed storage capacity
    • TS-439 Pro II+ 4TB:4 TB
    • TS-859 PRO+ 16TB:16 TB
  • Number of storage drives supported
    • TS-439 Pro II+ 4TB:4
    • TS-859 PRO+ 16TB:8
  • Storage drive interface
    • TS-439 Pro II+ 4TB:Serial ATA, Serial ATA II
    • TS-859 PRO+ 16TB:Serial ATA
  • Wi-Fi
    • TS-439 Pro II+ 4TB:Yes
    • TS-859 PRO+ 16TB:No
  • Number of fans
    • TS-439 Pro II+ 4TB:1 fan(s)
    • TS-859 PRO+ 16TB:2 fan(s)
  • Noise level
    • TS-439 Pro II+ 4TB:37.3 dB
    • TS-859 PRO+ 16TB:42 dB
  • Power consumption (typical)
    • TS-439 Pro II+ 4TB:33 W
    • TS-859 PRO+ 16TB:67 W
  • Power consumption (sleep)
    • TS-439 Pro II+ 4TB:23 W
    • TS-859 PRO+ 16TB:28 W

Side by side

Differences highlightedShow differences only (on)
Comparison of TS-439 Pro II+ 4TB, TS-859 PRO+ 16TB
84 specifications
Storage3 differ
Total installed storage capacityDiffers4 TB16 TB
Number of storage drives supportedDiffers48
Storage drive interfaceDiffersSerial ATA, Serial ATA IISerial ATA
RAID levelsKnown for one0, 1, 5, 6, 10Unknown — not stated by the source
Network1 differ
Wi-FiDiffersYesNo
Design1 differ
Number of fansDiffers1 fan(s)2 fan(s)
Performance1 differ
Noise levelDiffers37.3 dB42 dB
Power3 differ
Power consumption (typical)Differs33 W67 W
Power consumption (sleep)Differs23 W28 W
Output powerDiffers250 W350 W
Weight & dimensions1 differ
WeightDiffers3.65 kg7.3 kg
Other features2 differ
Dimensions (WxDxH)Differs180 x 235 x 177 mm298.2 x 235.4 x 185.2 mm
FanDiffers90 mm120 mm

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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