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be quiet! Silent Wings Pro 4 140mm PWM vs Fractal Design Dynamic X2 GP-14 PWM: Comparison

be quiet! Silent Wings Pro 4 140mm PWM and Fractal Design Dynamic X2 GP-14 PWM separate most on warranty: be quiet! Silent Wings Pro 4 140mm PWM at 5 years, Fractal Design Dynamic X2 GP-14 PWM at 2 years, 60% in favour of be quiet! Silent Wings Pro 4 140mm PWM. Static Pressure splits them by another 46%, again favouring be quiet! Silent Wings Pro 4 140mm PWM. They match on 9 other specifications, including fan size, lighting and fan thickness.

be quiet! Silent Wings Pro 4 140mm PWM (140mm/78.8 CFM/2.42 mmH2O Static Pressure/1900 RPM Max/29.4 dBA/Fluid Dynamic Bearing/No RGB/PWM)
be quiet!be quiet! Silent Wings Pro 4 140mm PWM
Fractal Design Dynamic X2 GP-14 PWM (140mm/68.4 CFM/1.35 mmH2O Static Pressure/1000 RPM Max/18.0 dBA/LLS Bearing/No RGB/PWM)
FractalFractal Design Dynamic X2 GP-14 PWM

Specs

Specification
be quiet! Silent Wings Pro 4 140mm PWM (140mm/78.8 CFM/2.42 mmH2O Static Pressure/1900 RPM Max/29.4 dBA/Fluid Dynamic Bearing/No RGB/PWM)
be quiet! Silent Wings Pro 4 140mm PWM
Fractal Design Dynamic X2 GP-14 PWM (140mm/68.4 CFM/1.35 mmH2O Static Pressure/1000 RPM Max/18.0 dBA/LLS Bearing/No RGB/PWM)
Fractal Design Dynamic X2 GP-14 PWM
Fan Size140 mm140 mm
Brandbe quiet!Fractal Design
ModelSilent Wings Pro 4 140mm PWMDynamic X2 GP-14 PWM
Bearing TypeFluid DynamicSleeve
LightingNo RGBNo RGB
Fan Thickness25 mm25 mm
Static Pressure3.64 mmH2O1.95 mmH2O-46%
Max Speed2400 RPM1700 RPM-29%
Noise Level36.8 dBA+3.1 dBA33.7 dBA
Airflow97.4 CFM-8%105.9 CFM
PWM ControlYesYes
Rated Life300000 hours100000 hours
Max Power Draw6 W1.7 W
Connector Type4-Pin PWM4-Pin PWM
Lighting ConnectorNoneNone
RGB LightingNoNo
Lighting TypeNoneNone
Cable Length500 mm500 mm
Weight258 g185 g
Warranty5 years2 years-60%
PositioningPremiumBudget
Source URLhttps://www.bequiet.com/en/casefans/3706https://www.fractal-design.com/products/fans/dynamic/dynamic-x2-gp-14-pwm/black/

Price comparison

Retailerbe quiet! Silent Wings Pro 4 140mm PWMFractal Design Dynamic X2 GP-14 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! Silent Wings Pro 4 140mm PWM

9 / 10 Expert Rating

One of the strongest 140mm radiator fans available, at the cost of skipping RGB entirely.

Fractal Design Dynamic X2 GP-14 PWM

7 / 10 Expert Rating

A proven, genuinely quiet 140mm fan for builders who value a long reliability track record over spec-sheet numbers.

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