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Corsair H150i Elite Capellix vs Thermalright Peerless Assassin 120: Comparison
Corsair H150i Elite Capellix vs Thermalright Peerless Assassin 120: the static pressure difference
On static pressure the spread is 64%, Corsair H150i Elite Capellix 4.2 mmH2O against Thermalright Peerless Assassin 120 1.53 mmH2O, so Corsair H150i Elite Capellix takes it. Max speed runs the same way, 2400 RPM on the Corsair H150i Elite Capellix versus 1550 RPM on the Thermalright Peerless Assassin 120, another win for Corsair H150i Elite Capellix. Corsair H150i Elite Capellix also leads on fan count, 3 on the Corsair H150i Elite Capellix versus 2 on the Thermalright Peerless Assassin 120. Add airflow to that, 75 CFM on the Corsair H150i Elite Capellix versus 66.17 CFM on the Thermalright Peerless Assassin 120, and the pattern holds.
Who each one is for
Buy the Corsair H150i Elite Capellix for RGB builds already using Corsair iCUE peripherals and 360mm-radiator cases needing flagship-adjacent cooling, though it is not the pick for buyers wanting an LCD pump display and Non-Corsair RGB ecosystems (Link/CAM users). The Thermalright Peerless Assassin 120 is the one to take for budget builders who want dual-tower performance without RGB markup and 220W-class CPUs across a wide range of socket generations, though it is the wrong buy for builders wanting RGB lighting out of the box and very compact cases with limited dual-tower clearance. Avoid it for anyone who can get the SE variant for a similar price, which edges it out thermally. Our rating of the Corsair H150i Elite Capellix (8.2/10): A proven, well-rounded 360mm RGB AIO for Corsair-ecosystem builds without LCD-tier pricing.
Frequently asked questions
Do the Corsair H150i Elite Capellix and Thermalright Peerless Assassin 120 differ on noise level?
Yes. Noise Level reads 37 dBA on the Corsair H150i Elite Capellix versus 25.6 dBA on the Thermalright Peerless Assassin 120.
Is the Fan Size the same on the Corsair H150i Elite Capellix and Thermalright Peerless Assassin 120?
It is. Both are listed at 120 mm, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- Corsair H150i Elite Capellix
- Corsair
- Thermalright Peerless Assassin 120
- Thermalright
Cooler Type
- Corsair H150i Elite Capellix
- AIO Liquid
- Thermalright Peerless Assassin 120
- Air Tower
Series
- Corsair H150i Elite Capellix
- Corsair H150i Elite Capellix
- Thermalright Peerless Assassin 120
- Thermalright Peerless Assassin 120
Model Number
- Corsair H150i Elite Capellix
- CW-9060050-WW
- Thermalright Peerless Assassin 120
- PA120
Tower Layout
- Corsair H150i Elite Capellix
- Not Applicable
- Thermalright Peerless Assassin 120
- Dual-Tower
Fan Count
- Corsair H150i Elite Capellix
- 3Best
- Thermalright Peerless Assassin 120
- 2-33%
Noise Level
- Corsair H150i Elite Capellix
- 37 dBA
- Thermalright Peerless Assassin 120
- 25.6 dBABest
Fan Size
- Corsair H150i Elite Capellix
- 120 mm
- Thermalright Peerless Assassin 120
- 120 mm
Max Speed
- Corsair H150i Elite Capellix
- 2400 RPMBest
- Thermalright Peerless Assassin 120
- 1550 RPM-35%
Airflow
- Corsair H150i Elite Capellix
- 75 CFMBest
- Thermalright Peerless Assassin 120
- 66.17 CFM-12%
Static Pressure
- Corsair H150i Elite Capellix
- 4.2 mmH2O
- Thermalright Peerless Assassin 120
- 1.53 mmH2O-64%
Bearing Type
- Corsair H150i Elite Capellix
- Magnetic Levitation
- Thermalright Peerless Assassin 120
- Fluid Dynamic
PWM Control
- Corsair H150i Elite Capellix
- Yes
- Thermalright Peerless Assassin 120
- Yes
Fan Connection
- Corsair H150i Elite Capellix
- Included Hub
- Thermalright Peerless Assassin 120
- Standard 4-Pin PWM
Fans
- Corsair H150i Elite Capellix
- 3x ML120 RGB PWM, 120mm
- Thermalright Peerless Assassin 120
- 2x TL-C12 120mm PWM
Which one should you pick?
Choose Corsair H150i Elite Capellix if you want the higher fan count (3 vs 2), the higher max speed (2400 RPM vs 1550 RPM) and the higher airflow (75 CFM vs 66.17 CFM).
Choose Thermalright Peerless Assassin 120 if you want the lower noise level (25.6 dBA vs 37 dBA).
Price comparison
| Retailer | Corsair H150i Elite Capellix | Thermalright Peerless Assassin 120 |
|---|---|---|
| Amazon | View on Amazon | View on Amazon |
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 H150i Elite Capellix
8.2 / 10 Expert Rating
A proven, well-rounded 360mm RGB AIO for Corsair-ecosystem builds without LCD-tier pricing.
Thermalright Peerless Assassin 120
8.5 / 10 Expert Rating
An excellent value dual-tower cooler in its own right, just slightly outclassed by Thermalright's own SE variant when both are priced closely.




