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Scythe Kaze Flex II 120 PWM vs SilverStone FQ121: Comparison

Scythe Kaze Flex II 120 PWM and SilverStone FQ121 separate most on static pressure: Scythe Kaze Flex II 120 PWM at 0.97 mmH2O, SilverStone FQ121 at 1.82 mmH2O, 47% in favour of SilverStone FQ121. Max Speed splits them by another 33%, again favouring SilverStone FQ121. They match on 5 other specifications, including fan size, bearing type and lighting.

Scythe Kaze Flex II 120 PWM (120mm/43.71 CFM/1.33 mmH2O Static Pressure/1200 RPM Max/21.8 dBA/Fluid Dynamic Bearing/No RGB/PWM)
ScytheScythe Kaze Flex II 120 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
Scythe Kaze Flex II 120 PWM (120mm/43.71 CFM/1.33 mmH2O Static Pressure/1200 RPM Max/21.8 dBA/Fluid Dynamic Bearing/No RGB/PWM)
Scythe Kaze Flex II 120 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
BrandScytheSilverStone
ModelKaze Flex II 120 PWM (1200RPM)FQ121
Bearing TypeFluid DynamicFluid Dynamic
LightingNo RGBNo RGB
Fan Thickness26 mm25 mm
Static Pressure0.97 mmH2O-47%1.82 mmH2O
Max Speed1200 RPM-33%1800 RPM
Noise Level23.8 dBA24 dBA+0.2 dBA
Airflow52.94 CFM-22%67.5 CFM
PWM ControlYesYes
Min Speed300 RPM1000 RPM
PositioningMainstreamMainstream
Source URLhttps://www.scytheus.com/kazeflexii-120https://www.silverstonetek.com/en/product/info/coolers/FQ121/

Price comparison

RetailerScythe Kaze Flex II 120 PWMSilverStone FQ121
ScytheView on Scythe
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

Scythe Kaze Flex II 120 PWM

7 / 10 Expert Rating

A dependable, quiet mainstream fan with nothing flashy about it, which is exactly the point.

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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