Product comparison · 2 computer cooling systems

be quiet! SILENT WINGS 4 | 120mm PWM high-speed vs be quiet! SILENT WINGS 4 | 140mm PWM

42specifications compared
20differ
22identical
0known for one product only

Key differences

Fan diameter
- SILENT WINGS 4 | 120mm PWM high-speed:12 cm
- SILENT WINGS 4 | 140mm PWM:14 cm
Rotational speed (max)
- SILENT WINGS 4 | 120mm PWM high-speed:2500 RPM
- SILENT WINGS 4 | 140mm PWM:1100 RPM
Noise level (high speed)
- SILENT WINGS 4 | 120mm PWM high-speed:31.2 dB
- SILENT WINGS 4 | 140mm PWM:13.6 dB
Maximum airflow
- SILENT WINGS 4 | 120mm PWM high-speed:76.7 cfm
- SILENT WINGS 4 | 140mm PWM:51.3 cfm
Airflow
- SILENT WINGS 4 | 120mm PWM high-speed:130.31 m³/h
- SILENT WINGS 4 | 140mm PWM:87.16 m³/h
Maximum air pressure
- SILENT WINGS 4 | 120mm PWM high-speed:3.96 mmH2O
- SILENT WINGS 4 | 140mm PWM:0.92 mmH2O
Power consumption (typical)
- SILENT WINGS 4 | 120mm PWM high-speed:2.4 W
- SILENT WINGS 4 | 140mm PWM:3.6 W
Maximum current
- SILENT WINGS 4 | 120mm PWM high-speed:0.22 A
- SILENT WINGS 4 | 140mm PWM:0.33 A

Side by side

Differences highlightedShow differences only

Comparison of SILENT WINGS 4 | 120mm PWM high-speed, SILENT WINGS 4 | 140mm PWM
42 specifications	A be quiet! SILENT WINGS 4 \| 120mm PWM high-speed View product	B be quiet! SILENT WINGS 4 \| 140mm PWM View product
Performance6 differ
Suitable location	Computer case	Computer case
Type	Fan	Fan
Fan diameterDiffers	12 cm	14 cm
Rotational speed (max)Differs	2500 RPM	1100 RPM
Noise level (high speed)Differs	31.2 dB	13.6 dB
Maximum airflowDiffers	76.7 cfm	51.3 cfm
AirflowDiffers	130.31 m³/h	87.16 m³/h
Maximum air pressureDiffers	3.96 mmH2O	0.92 mmH2O
Pulse-width modulation (PWM) support	Yes	Yes
Bearing type	Fluid Dynamic Bearing (FDB)	Fluid Dynamic Bearing (FDB)
Quantity per pack	1 pc(s)	1 pc(s)
Mean time between failures (MTBF)	300000 h	300000 h
Designidentical
Product colour	Black	Black
Number of fans	1 fan(s)	1 fan(s)
Illumination LED	No	No
Fan connector	4-pin	4-pin
Display type	Not applicable	Not applicable
Certification	CE / ROHS / RU / UKCA / TÜV / WEEE	CE / ROHS / RU / UKCA / TÜV / WEEE
Power3 differ
Power consumption (typical)Differs	2.4 W	3.6 W
Voltage	5 - 13.2 V	5 - 13.2 V
Rated voltage	12 V	12 V
Maximum currentDiffers	0.22 A	0.33 A
Rated currentDiffers	0.2 A	0.3 A
Weight & dimensions6 differ
WidthDiffers	120 mm	140 mm
DepthDiffers	120 mm	140 mm
Height	25 mm	25 mm
WeightDiffers	190 g	220 g
Cable length	0.5 m	0.5 m
Package widthDiffers	141 mm	156 mm
Package depthDiffers	192 mm	206.5 mm
Package height	31 mm	31 mm
Package weightDiffers	346 g	387 g
Packaging contentidentical
Screws included	Yes	Yes
Number of screws	4	4
Number of clips	4	4
Other featuresidentical
Country of origin	China	China
Logistics data5 differ
Harmonized System (HS) code	84733080	84733080
Products per shipping (inner) caseDiffers	40 pc(s)	32 pc(s)
Shipping (inner) case widthDiffers	38.7 cm	31.7 cm
Shipping (inner) case lengthDiffers	43.2 cm	46.3 cm
Shipping (inner) case heightDiffers	37.5 cm	38.8 cm
Shipping (inner) case gross weightDiffers	15 kg	13.6 kg

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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