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be quiet! Light Wings 140mm PWM high-speed vs be quiet! Silent Wings Pro 4 120mm PWM: Comparison

be quiet! Light Wings 140mm PWM high-speed and be quiet! Silent Wings Pro 4 120mm PWM separate most on static pressure: be quiet! Light Wings 140mm PWM high-speed at 2.3 mmH2O, be quiet! Silent Wings Pro 4 120mm PWM at 5.31 mmH2O, 57% in favour of be quiet! Silent Wings Pro 4 120mm PWM. Warranty splits them by another 40%, again favouring be quiet! Silent Wings Pro 4 120mm PWM. They match on 5 other specifications, including fan thickness, pwm control and connector type.

be quiet! Light Wings 140mm PWM high-speed (140mm/75.3 CFM/2.1 mmH2O Static Pressure/1800 RPM Max/30.5 dBA/Fluid Dynamic Bearing/ARGB/PWM)
be quiet!be quiet! Light Wings 140mm PWM high-speed
be quiet! Silent Wings Pro 4 120mm PWM (120mm/66.4 CFM/2.66 mmH2O Static Pressure/2200 RPM Max/30.7 dBA/Fluid Dynamic Bearing/No RGB/PWM)
be quiet!be quiet! Silent Wings Pro 4 120mm PWM

Specs

Specification
be quiet! Light Wings 140mm PWM high-speed (140mm/75.3 CFM/2.1 mmH2O Static Pressure/1800 RPM Max/30.5 dBA/Fluid Dynamic Bearing/ARGB/PWM)
be quiet! Light Wings 140mm PWM high-speed
be quiet! Silent Wings Pro 4 120mm PWM (120mm/66.4 CFM/2.66 mmH2O Static Pressure/2200 RPM Max/30.7 dBA/Fluid Dynamic Bearing/No RGB/PWM)
be quiet! Silent Wings Pro 4 120mm PWM
Fan Size140 mm120 mm
Brandbe quiet!be quiet!
ModelLight Wings 140mm PWM high-speedSilent Wings Pro 4 120mm PWM
Bearing TypeRifleFluid Dynamic
LightingARGBNo RGB
Fan Thickness25 mm25 mm
Static Pressure2.3 mmH2O-57%5.31 mmH2O
Max Speed2200 RPM-27%3000 RPM
Noise Level31 dBA36.9 dBA+5.9 dBA
Airflow71.7 CFM-15%83.9 CFM
PWM ControlYesYes
Rated Life60000 hours300000 hours
Max Power Draw4.7 W3.6 W
Connector Type4-Pin PWM4-Pin PWM
Lighting Connector3-Pin 5V ARGBNone
RGB LightingYesNo
Lighting TypeARGB 5VNone
ColorwayBlackBlack
Cable Length500 mm500 mm
Weight251 g227 g
Warranty3 years-40%5 years
PositioningMainstreamPremium
Source URLhttps://www.bequiet.com/en/casefans/3455https://www.bequiet.com/en/casefans/3705

Price comparison

Retailerbe quiet! Light Wings 140mm PWM high-speedbe quiet! Silent Wings Pro 4 120mm PWM
AmazonView on Amazon
NeweggView on Newegg

Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.

Verdict

be quiet! Light Wings 140mm PWM high-speed

8 / 10 Expert Rating

The rare ARGB fan that keeps be quiet!'s acoustic discipline intact.

be quiet! Silent Wings Pro 4 120mm PWM

9 / 10 Expert Rating

be quiet!'s best radiator fan, closing most of the gap to Noctua's A12x25 at a friendlier price.

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