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Noctua NF-A12x25 PWM vs Phanteks SK123-140 D-RGB: Comparison

Noctua NF-A12x25 PWM and Phanteks SK123-140 D-RGB separate most on max speed: Noctua NF-A12x25 PWM at 2000, Phanteks SK123-140 D-RGB at 1500, 25% in favour of Noctua NF-A12x25 PWM. Airflow splits them by another 22%, this time favouring Phanteks SK123-140 D-RGB.

Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty)
NoctuaNoctua NF-A12x25 PWM
Phanteks SK123-140 D-RGB (140mm/74.0 CFM/1.9 mmH2O Static Pressure/1500 RPM Max/29.7 dBA/Fluid Dynamic Bearing/D-RGB/PWM)
PhanteksPhanteks SK123-140 D-RGB

Specs

Specification
Noctua NF-A12x25 PWM (120mm/58 CFM/2.34 mmH2O Static Pressure/2000 RPM Max/22.6 dBA Max/SSO2 Bearing 150,000hr Rated/No RGB/PWM/6-Year Warranty)
Noctua NF-A12x25 PWM
Phanteks SK123-140 D-RGB (140mm/74.0 CFM/1.9 mmH2O Static Pressure/1500 RPM Max/29.7 dBA/Fluid Dynamic Bearing/D-RGB/PWM)
Phanteks SK123-140 D-RGB
Fan Size120140
BrandNoctuaPhanteks
ModelNF-A12x25 PWMSK123-140 D-RGB
Bearing TypeSSO2 (150,000hr rated)Fluid Dynamic
LightingNoneD-RGB
Static Pressure2.341.9-19%
Max Speed20001500-25%
Noise Level22.629.7+7.1 dBA
Airflow58-22%74.0
PWM Controltruetrue

Price comparison

RetailerNoctua NF-A12x25 PWMPhanteks SK123-140 D-RGB
PhanteksView on Phanteks

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

Noctua NF-A12x25 PWM

9 / 10 Expert Rating

The reference benchmark for 120mm fans — best-tested all-around performance and quietest in its class, with class-leading bearing longevity.

Phanteks SK123-140 D-RGB

7 / 10 Expert Rating

A well-rounded 140mm intake fan for Phanteks cases that want lighting without sacrificing airflow.

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