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Product comparison · 2 nas & storage servers

QNAP TS-420U 4x3TB vs QNAP TS-421U 4x2TB

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  • 64specifications compared
  • 5differ
  • 59identical
  • 0known for one product only

Key differences

  • Total installed storage capacity
    • 12 TB
    • 8 TB
  • Storage drive capacity
    • 3 TB
    • 2 TB
  • Processor frequency
    • 1.6 GHz
    • 2 GHz
  • Power consumption (typical)
    • 29 W
    • 33 W
  • Power consumption (sleep)
    • 15 W
    • 12 W

Side by side

Differences highlightedShow differences only
64 specifications
A

QNAP

TS-420U 4x3TBView product
B

QNAP

TS-421U 4x2TBView product
Storage2 differ
Total installed storage capacityDiffers12 TB8 TB
Storage drive capacityDiffers3 TB2 TB
Processor1 differ
Processor frequencyDiffers1.6 GHz2 GHz
Power2 differ
Power consumption (typical)Differs29 W33 W
Power consumption (sleep)Differs15 W12 W

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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