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be quiet! Light Wings 140mm PWM high-speed vs Noctua NF-A12x25 G2 PWM: Comparison

be quiet! Light Wings 140mm PWM high-speed and Noctua NF-A12x25 G2 PWM separate most on warranty: be quiet! Light Wings 140mm PWM high-speed at 3 years, Noctua NF-A12x25 G2 PWM at 6 years, 50% in favour of Noctua NF-A12x25 G2 PWM. Static Pressure splits them by another 27%, again favouring Noctua NF-A12x25 G2 PWM. They match on 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
Noctua NF-A12x25 G2 PWM (120mm/3.94 mmH2O Static Pressure/22.6 dBA Max/2nd-Gen SSO2 Magnetic-Stabilized Bearing/2nd-Gen AAO Frame/0.5mm Tip Clearance/No RGB/PWM/6-Year Warranty)
NoctuaNoctua NF-A12x25 G2 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 G2 PWM (120mm/3.94 mmH2O Static Pressure/22.6 dBA Max/2nd-Gen SSO2 Magnetic-Stabilized Bearing/2nd-Gen AAO Frame/0.5mm Tip Clearance/No RGB/PWM/6-Year Warranty)
Noctua NF-A12x25 G2 PWM
Fan Size140 mm120 mm
Brandbe quiet!Noctua
ModelLight Wings 140mm PWM high-speedNF-A12x25 G2 PWM
LightingARGBNone
Fan Thickness25 mm25 mm
Static Pressure2.3 mmH2O-27%3.14 mmH2O
Max Speed2200 RPM1800 RPM-18%
Noise Level31 dBA+8.5 dBA22.5 dBA
Airflow71.7 CFM63.15 CFM-12%
PWM ControlYesYes
Rated Life60000 hours150000 hours
Max Power Draw4.7 W1.8 W
Connector Type4-Pin PWM4-Pin PWM
RGB LightingYesNo
Cable Length500 mm200 mm
Weight251 g195 g
Warranty3 years-50%6 years
Source URLhttps://www.bequiet.com/en/casefans/3455https://www.noctua.at/en/products/nf-a12x25-g2-pwm/specifications

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 G2 PWM

10 / 10 Expert Rating

The current best overall case fan — class-leading static pressure at a class-leading noise ceiling, a genuine generational upgrade over the original.

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