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DeepCool FK120 vs SilverStone FN121: Comparison
DeepCool FK120 and SilverStone FN121 separate most on static pressure: DeepCool FK120 at 1.4, SilverStone FN121 at 1.1, 21% in favour of DeepCool FK120. Max Speed splits them by another 20%, this time favouring SilverStone FN121. They match on 5 other specifications, including fan size, lighting and pwm control.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Fan Size | 120 | 120 |
| Brand | DeepCool | SilverStone |
| Model | FK120 | FN121 |
| Bearing Type | Fluid Dynamic | Rifle |
| Lighting | No RGB | No RGB |
| Static Pressure | 1.4 | 1.1-21% |
| Max Speed | 1200-20% | 1500 |
| Noise Level | 23.7+3.7 dBA | 20.0 |
| Airflow | 40.5-9% | 44.5 |
| PWM Control | true | true |
| Positioning | Budget | Budget |
| Connector | 4-pin PWM | 4-pin PWM |
| Colors | White/Black | Black |
Price comparison
| Retailer | DeepCool FK120 | SilverStone FN121 |
|---|---|---|
| DeepCool | View on DeepCool | |
| SilverStone | View 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
DeepCool FK120
6 / 10 Expert Rating
A solid, quiet non-RGB fan for white or black builds that don't need lighting.
SilverStone FN121
6 / 10 Expert Rating
An unremarkable but reliably quiet budget fan for general case airflow.




