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be quiet! Silent Wings 4 120mm PWM High-Speed vs Cooler Master MobiusLink ARGB Fan: Comparison
What is the difference between be quiet! Silent Wings 4 120mm PWM and Cooler Master MobiusLink ARGB Fan?
Static pressure is where these two genuinely part company, be quiet! Silent Wings 4 120mm PWM 3.96 mmH2O against Cooler Master MobiusLink ARGB Fan 2.4 mmH2O, a 39% lead for be quiet! Silent Wings 4 120mm PWM. Add airflow to that, 76.7 CFM on the be quiet! Silent Wings 4 120mm PWM versus 62.0 CFM on the Cooler Master MobiusLink ARGB Fan, and the pattern holds. be quiet! Silent Wings 4 120mm PWM also leads on max speed, 2500 RPM on the be quiet! Silent Wings 4 120mm PWM versus 2000 RPM on the Cooler Master MobiusLink ARGB Fan.
Which should you buy, be quiet! Silent Wings 4 120mm PWM or Cooler Master MobiusLink ARGB Fan?
Take the be quiet! Silent Wings 4 120mm PWM for builds needing more airflow than a standard Noctua fan provides and willing to trade a bit of acoustic headroom for it. Avoid it for Silent-first builds where the Noctua NF-A12x25 PWM's lower noise ceiling matters more than peak airflow. Buy the Cooler Master MobiusLink ARGB Fan for Cooler Master MobiusLink ecosystem builds and high-airflow ARGB case fans, though it is not built for Non-MobiusLink hub systems and Silent builds. Our rating of the be quiet! Silent Wings 4 120mm PWM (8/10): more airflow than the quiet-first competition, with a bearing rating built for a decade of running. Our rating of the Cooler Master MobiusLink ARGB Fan (8/10): A strong-performing daisy-chain ARGB fan, best justified once you're building a full MobiusLink loop.
Frequently asked questions
Do the be quiet! Silent Wings 4 120mm PWM and Cooler Master MobiusLink ARGB Fan differ on noise level?
Yes. Noise Level reads 31.2 dBA on the be quiet! Silent Wings 4 120mm PWM versus 30.0 dBA on the Cooler Master MobiusLink ARGB Fan.
Is the Fan Size the same on the be quiet! Silent Wings 4 120mm PWM and Cooler Master MobiusLink ARGB Fan?
It is. Both are listed at 120 mm, so it is not a reason to pick one over the other.
Specs and benchmarks
Fan Size
- be quiet! Silent Wings 4 120mm PWM High-Speed
- 120 mm
- Cooler Master MobiusLink ARGB Fan
- 120 mm
Brand
- be quiet! Silent Wings 4 120mm PWM High-Speed
- be quiet!
- Cooler Master MobiusLink ARGB Fan
- Cooler Master
Model
- be quiet! Silent Wings 4 120mm PWM High-Speed
- Silent Wings 4 120mm PWM High-Speed
- Cooler Master MobiusLink ARGB Fan
- MobiusLink 120
Bearing Type
- be quiet! Silent Wings 4 120mm PWM High-Speed
- Fluid Dynamic
- Cooler Master MobiusLink ARGB Fan
- Loop Dynamic
Static Pressure
- be quiet! Silent Wings 4 120mm PWM High-Speed
- 3.96 mmH2OBest
- Cooler Master MobiusLink ARGB Fan
- 2.4 mmH2O-39%
Max Speed
- be quiet! Silent Wings 4 120mm PWM High-Speed
- 2500 RPMBest
- Cooler Master MobiusLink ARGB Fan
- 2000 RPM-20%
Airflow
- be quiet! Silent Wings 4 120mm PWM High-Speed
- 76.7 CFMBest
- Cooler Master MobiusLink ARGB Fan
- 62.0 CFM-19%
Noise Level
- be quiet! Silent Wings 4 120mm PWM High-Speed
- 31.2 dBA
- Cooler Master MobiusLink ARGB Fan
- 30.0 dBABest
PWM Control
- be quiet! Silent Wings 4 120mm PWM High-Speed
- Yes
- Cooler Master MobiusLink ARGB Fan
- Yes
Which one should you pick?
Choose be quiet! Silent Wings 4 120mm PWM High-Speed if you want the higher static pressure (3.96 mmH2O vs 2.4 mmH2O), the higher max speed (2500 RPM vs 2000 RPM) and the higher airflow (76.7 CFM vs 62.0 CFM).
Choose Cooler Master MobiusLink ARGB Fan if you want the lower noise level (30.0 dBA vs 31.2 dBA).
Price comparison
| Retailer | be quiet! Silent Wings 4 120mm PWM High-Speed | Cooler Master MobiusLink ARGB Fan |
|---|---|---|
| Amazon | View on Amazon | |
| Newegg | View on Newegg | |
| Cooler Master Store | View on Cooler Master Store |
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
be quiet! Silent Wings 4 120mm PWM High-Speed
8 / 10 Expert Rating
More airflow than the quiet-first competition, with a bearing rating built for a decade of running.
Cooler Master MobiusLink ARGB Fan
8 / 10 Expert Rating
A strong-performing daisy-chain ARGB fan, best justified once you're building a full MobiusLink loop.




