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be quiet! Silent Wings Pro 4 120mm PWM vs SilverStone FQ121: Comparison

be quiet! Silent Wings Pro 4 120mm PWM and SilverStone FQ121 separate most on static pressure: be quiet! Silent Wings Pro 4 120mm PWM at 5.31 mmH2O, SilverStone FQ121 at 1.82 mmH2O, 66% in favour of be quiet! Silent Wings Pro 4 120mm PWM. Max Speed splits them by another 40%, again favouring be quiet! Silent Wings Pro 4 120mm PWM. They match on 5 other specifications, including fan size, bearing type and lighting.

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
SilverStone FQ121 (120mm/49.0 CFM/2.36 mmH2O Static Pressure/1500 RPM Max/25.0 dBA/Fluid Dynamic Bearing/No RGB/PWM)
SilverStoneSilverStone FQ121

Specs

Specification
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
SilverStone FQ121 (120mm/49.0 CFM/2.36 mmH2O Static Pressure/1500 RPM Max/25.0 dBA/Fluid Dynamic Bearing/No RGB/PWM)
SilverStone FQ121
Fan Size120 mm120 mm
Brandbe quiet!SilverStone
ModelSilent Wings Pro 4 120mm PWMFQ121
Bearing TypeFluid DynamicFluid Dynamic
LightingNo RGBNo RGB
Fan Thickness25 mm25 mm
Static Pressure5.31 mmH2O1.82 mmH2O-66%
Max Speed3000 RPM1800 RPM-40%
Noise Level36.9 dBA+12.9 dBA24 dBA
Airflow83.9 CFM67.5 CFM-20%
PWM ControlYesYes
Weight227 g143 g
PositioningPremiumMainstream
Source URLhttps://www.bequiet.com/en/casefans/3705https://www.silverstonetek.com/en/product/info/coolers/FQ121/

Price comparison

Retailerbe quiet! Silent Wings Pro 4 120mm PWMSilverStone FQ121
AmazonView on Amazon
NeweggView on Newegg
SilverStoneView on SilverStone

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 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.

SilverStone FQ121

7 / 10 Expert Rating

A quiet, capable static-pressure fan that undercuts the premium brands without giving up much performance.

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