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be quiet! Silent Wings 4 120mm PWM High-Speed vs Corsair AF140 Elite: Comparison

be quiet! Silent Wings 4 120mm PWM High-Speed and Corsair AF140 Elite separate most on static pressure: be quiet! Silent Wings 4 120mm PWM High-Speed at 3.96 mmH2O, Corsair AF140 Elite at 1.73 mmH2O, 56% in favour of be quiet! Silent Wings 4 120mm PWM High-Speed. Max Speed splits them by another 36%, again favouring be quiet! Silent Wings 4 120mm PWM High-Speed. They match on 5 other specifications, including bearing type, fan thickness and pwm control.

be quiet! Silent Wings 4 120mm PWM High-Speed (2500 RPM/76.7 CFM/31.2 dBA/6-Pole Motor/Fluid Dynamic Bearing 300,000hr)
be quiet!be quiet! Silent Wings 4 120mm PWM High-Speed
Corsair AF140 Elite (140mm/84.5 CFM/1.9 mmH2O Static Pressure/1600 RPM Max/31 dBA/Fluid Dynamic Bearing/No RGB/PWM)
CorsairCorsair AF140 Elite

Specs

Specification
be quiet! Silent Wings 4 120mm PWM High-Speed (2500 RPM/76.7 CFM/31.2 dBA/6-Pole Motor/Fluid Dynamic Bearing 300,000hr)
be quiet! Silent Wings 4 120mm PWM High-Speed
Corsair AF140 Elite (140mm/84.5 CFM/1.9 mmH2O Static Pressure/1600 RPM Max/31 dBA/Fluid Dynamic Bearing/No RGB/PWM)
Corsair AF140 Elite
Fan Size120 mm140 mm
Brandbe quiet!Corsair
ModelSilent Wings 4 120mm PWM High-SpeedAF140 Elite
Bearing TypeFluid DynamicFluid Dynamic
Fan Thickness25 mm25 mm
Static Pressure3.96 mmH2O1.73 mmH2O-56%
Max Speed2500 RPM1600 RPM-36%
Noise Level31.2 dBA+0.2 dBA31 dBA
Airflow76.7 CFM-9%84.5 CFM
PWM ControlYesYes
Connector Type4-Pin PWM4-Pin PWM
Warranty5 years5 years
Source URLhttps://www.bequiet.com/en/casefans/3701https://www.corsair.com/us/en/p/case-fans/co-9050141-ww/af140-elite-high-performance-140mm-pwm-fluid-dynamic-bearing-fan-co-9050141-ww

Verdict

be quiet! Silent Wings 4 120mm PWM High-Speed

8 / 10 Expert Rating

More airflow than the quiet-first competition, with a bearing rating built for a decade of running.

Corsair AF140 Elite

8 / 10 Expert Rating

A strong plain-black high-airflow 140mm fan for builders who want zero-RPM idle without paying for RGB.

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