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be quiet! Light Wings 140mm PWM high-speed vs Noctua NF-A12x25 PWM: Comparison

be quiet! Light Wings 140mm PWM high-speed and Noctua NF-A12x25 PWM separate most on warranty: be quiet! Light Wings 140mm PWM high-speed at 3 years, Noctua NF-A12x25 PWM at 6 years, 50% in favour of Noctua NF-A12x25 PWM. Airflow splits them by another 16%, this time favouring be quiet! Light Wings 140mm PWM high-speed. They match on 4 other specifications, including fan thickness, pack quantity and pwm control.

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
Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty)
NoctuaNoctua NF-A12x25 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
Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty)
Noctua NF-A12x25 PWM
Fan Size140 mm120 mm
Brandbe quiet!Noctua
ModelLight Wings 140mm PWM high-speedNF-A12x25 PWM
Bearing TypeRifleFluid Dynamic
LightingARGBNone
Fan Thickness25 mm25 mm
Static Pressure2.3 mmH2O-2%2.34 mmH2O
Pack Quantity11
Max Speed2200 RPM2000 RPM-9%
Noise Level31 dBA+8.4 dBA22.6 dBA
Airflow71.7 CFM60.09 CFM-16%
PWM ControlYesYes
Rated Life60000 hours150000 hours
Max Power Draw4.7 W1.68 W
Connector Type4-Pin PWM4-Pin PWM
Lighting Connector3-Pin 5V ARGBNone
RGB LightingYesNo
Lighting TypeARGB 5VNone
ColorwayBlackBrown And Beige
Cable Length500 mm200 mm
Weight251 g200 g
Warranty3 years-50%6 years
Source URLhttps://www.bequiet.com/en/casefans/3455https://noctua.at/en/nf-a12x25-pwm/specification

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.

Noctua NF-A12x25 PWM

9 / 10 Expert Rating

The reference benchmark for 120mm fans — best-tested all-around performance and quietest in its class, with class-leading bearing longevity.

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