Product comparison · 2 nas & storage servers

QNAP TS-669 Pro, 18 TB vs QNAP TS-869 Pro, 8 TB

Key differences

Total installed storage capacity
- TS-669 Pro, 18 TB:18 TB
- TS-869 Pro, 8 TB:8 TB
Number of storage drives supported
- TS-669 Pro, 18 TB:6
- TS-869 Pro, 8 TB:8
Noise level
- TS-669 Pro, 18 TB:35.7 dB
- TS-869 Pro, 8 TB:40.8 dB
Noise level (idle)
- TS-669 Pro, 18 TB:35.2 dB
- TS-869 Pro, 8 TB:40.4 dB
Power supply unit (PSU) capacity
- TS-669 Pro, 18 TB:250 W
- TS-869 Pro, 8 TB:350 W
Power consumption (typical)
- TS-669 Pro, 18 TB:63.6 W
- TS-869 Pro, 8 TB:59 W
Power consumption (sleep)
- TS-669 Pro, 18 TB:31.5 W
- TS-869 Pro, 8 TB:30 W
Weight
- TS-669 Pro, 18 TB:5.2 kg
- TS-869 Pro, 8 TB:7.3 kg

Differences highlightedShow differences only

Comparison of TS-669 Pro, 18 TB, TS-869 Pro, 8 TB
61 specifications	A QNAP TS-669 Pro, 18 TB View product	B QNAP TS-869 Pro, 8 TB View product
Storage2 differ
Total installed storage capacityDiffers	18 TB	8 TB
Number of storage drives supportedDiffers	6	8
Storage drive sizeKnown for one	2.5/3.5"	Unknown — not stated by the source
Ports & interfacesidentical
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
Performance2 differ
Noise levelDiffers	35.7 dB	40.8 dB
Noise level (idle)Differs	35.2 dB	40.4 dB
Power3 differ
Power supply unit (PSU) capacityDiffers	250 W	350 W
Power consumption (typical)Differs	63.6 W	59 W
Power consumption (sleep)Differs	31.5 W	30 W
Output powerKnown for one	1 W	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	5.2 kg	7.3 kg
WidthKnown for one	Unknown — not stated by the source	298.2 mm
DepthKnown for one	Unknown — not stated by the source	235.4 mm
HeightKnown for one	Unknown — not stated by the source	185.2 mm
Package weightKnown for one	Unknown — not stated by the source	8.6 kg
Operational conditions1 differ
Operating relative humidity (H-H)Differs	0 - 95%	0 - 90%
Other features1 differ
Dimensions (WxDxH)Known for one	257 x 235 x 175 mm	Unknown — not stated by the source
FanDiffers	9 cm, 12V DC	12 cm, 12V DC

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.