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Corsair AF120 Slim vs Thermalright TL-C12C-S: Comparison
Corsair AF120 Slim and Thermalright TL-C12C-S separate most on max speed: Corsair AF120 Slim at 2000 RPM, Thermalright TL-C12C-S at 1550 RPM, 23% in favour of Corsair AF120 Slim. Static Pressure splits them by another 19%, again favouring Corsair AF120 Slim. They match on 4 other specifications, including fan size, bearing type and noise level.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Fan Size | 120 mm | 120 mm |
| Brand | Corsair | Thermalright |
| Model | AF120 Slim | TL-C12C-S |
| Bearing Type | Fluid Dynamic | Fluid Dynamic |
| Fan Thickness | 15 mm | 25 mm |
| Static Pressure | 1.9 mmH2O | 1.53 mmH2O-19% |
| Max Speed | 2000 RPM | 1550 RPM-22% |
| Noise Level | 25.6 dBA | 25.6 dBA |
| Airflow | 56.3 CFM-15% | 66.17 CFM |
| PWM Control | Yes | Yes |
| RGB Lighting | No | Yes |
| 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.thermalright.com/product/tl-c12c-s/ |
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.
Thermalright TL-C12C-S
7 / 10 Expert Rating
Noctua-adjacent quiet operation at budget pricing, which is exactly what a six-fan build needs.




