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Corsair AF120 Slim vs Noctua NF-S12A PWM: Comparison
Corsair AF120 Slim and Noctua NF-S12A PWM separate most on max speed: Corsair AF120 Slim at 2000 RPM, Noctua NF-S12A PWM at 1200 RPM, 40% in favour of Corsair AF120 Slim. Static Pressure splits them by another 37%, again favouring Corsair AF120 Slim. They match on 5 other specifications, including fan size, bearing type and lighting.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Fan Size | 120 mm | 120 mm |
| Brand | Corsair | Noctua |
| Model | AF120 Slim | NF-S12A PWM |
| Bearing Type | Fluid Dynamic | Fluid Dynamic |
| Lighting | None | None |
| Fan Thickness | 15 mm | 25 mm |
| Static Pressure | 1.9 mmH2O | 1.19 mmH2O-37% |
| Max Speed | 2000 RPM | 1200 RPM-40% |
| Noise Level | 25.6 dBA+7.8 dBA | 17.8 dBA |
| Airflow | 56.3 CFM-11% | 63.27 CFM |
| PWM Control | Yes | Yes |
| RGB Lighting | No | No |
| Source URL | https://www.corsair.com/us/en/p/case-fans/co-9050144-ww/af120-slim-120mm-pwm-fluid-dynamic-bearing-fan-black-co-9050144-ww | https://www.noctua.at/en/products/nf-s12a-pwm/specifications |
Price comparison
| Retailer | Corsair AF120 Slim | Noctua NF-S12A PWM |
|---|---|---|
| Amazon | View on Amazon | |
| Newegg | View 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
Corsair AF120 Slim
7 / 10 Expert Rating
A clearance-solving slim 120mm fan that keeps most of the airflow a standard-depth fan would give you.
Noctua NF-S12A PWM
8 / 10 Expert Rating
An excellent quiet airflow fan for open cases, but expensive per-fan for how little static pressure it offers.




