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be quiet! Silent Wings 4 120mm PWM High-Speed vs Phanteks M25-140 D-RGB: Comparison

be quiet! Silent Wings 4 120mm PWM High-Speed and Phanteks M25-140 D-RGB separate most on static pressure: be quiet! Silent Wings 4 120mm PWM High-Speed at 3.96 mmH2O, Phanteks M25-140 D-RGB at 2.8 mmH2O, 29% in favour of be quiet! Silent Wings 4 120mm PWM High-Speed. Max Speed splits them by another 28%, again favouring be quiet! Silent Wings 4 120mm PWM High-Speed. They match on 5 other specifications, including fan thickness, pwm control and max power draw.

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
Phanteks M25-140 D-RGB (140mm/74.5 CFM/1.9 mmH2O Static Pressure/1600 RPM Max/26 dBA/Fluid Dynamic Bearing/D-RGB/PWM)
PhanteksPhanteks M25-140 D-RGB

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
Phanteks M25-140 D-RGB (140mm/74.5 CFM/1.9 mmH2O Static Pressure/1600 RPM Max/26 dBA/Fluid Dynamic Bearing/D-RGB/PWM)
Phanteks M25-140 D-RGB
Fan Size120 mm140 mm
Brandbe quiet!Phanteks
ModelSilent Wings 4 120mm PWM High-SpeedM25-140 D-RGB
Bearing TypeFluid DynamicHydraulic
Fan Thickness25 mm25 mm
Static Pressure3.96 mmH2O2.8 mmH2O-29%
Max Speed2500 RPM1800 RPM-28%
Noise Level31.2 dBA36.57 dBA+5.4 dBA
Airflow76.7 CFM-27%104.62 CFM
PWM ControlYesYes
Rated Life300000 hours30000 hours
Max Power Draw2.4 W2.4 W
Connector Type4-Pin PWM4-Pin PWM
Cable Length500 mm140 mm
Warranty5 years5 years
Source URLhttps://www.bequiet.com/en/casefans/3701https://phanteks.com/product/m25-140-black-d-rgb/

Price comparison

Retailerbe quiet! Silent Wings 4 120mm PWM High-SpeedPhanteks M25-140 D-RGB
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! 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.

Phanteks M25-140 D-RGB

7 / 10 Expert Rating

A solid, well-matched 140mm companion to the M25-120, best suited to Phanteks-branded builds wanting mixed fan sizes.

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