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Alpenföhn Brocken 4 vs NZXT X63: Comparison
Alpenföhn Brocken 4 vs NZXT X63: the height difference
On height the spread is 417%, Alpenföhn Brocken 4 155 mm against NZXT X63 30 mm, so NZXT X63 takes it. NZXT X63 also leads on fan count, 1 on the Alpenföhn Brocken 4 versus 2 on the NZXT X63. Add airflow to that, 55.3 CFM on the Alpenföhn Brocken 4 versus 98.17 CFM on the NZXT X63, and the pattern holds. NZXT X63 also leads on static pressure, 1.74 mmH2O on the Alpenföhn Brocken 4 versus 2.71 mmH2O on the NZXT X63. Add max speed to that, 1600 RPM on the Alpenföhn Brocken 4 versus 1800 RPM on the NZXT X63, and the pattern holds. They differ on rgb lighting too, No on the Alpenföhn Brocken 4 versus Yes on the NZXT X63.
Who each one is for
The Alpenföhn Brocken 4 is the one to take for noise-sensitive mid-to-high TDP builds and buyers wanting a dual-tower alternative to mainstream brands, though it is not built for RGB-themed builds and extreme overclocking chasing the absolute lowest temps. The NZXT X63 suits 280mm-radiator cases and NZXT CAM ecosystem builds, though it is not the pick for cases with 360mm radiator space available and buyers wanting an LCD pump display. Our rating of the Alpenföhn Brocken 4 (7.8/10): A genuinely quiet dual-tower cooler for buyers who value acoustics as much as raw thermal ceiling. Our rating of the NZXT X63 (7.5/10): solid 280mm cooling with NZXT's signature look, best for cases sized for 280mm rather than 360mm radiators.
Frequently asked questions
Do the Alpenföhn Brocken 4 and NZXT X63 differ on noise level?
Yes. Noise Level reads 22.8 dBA on the Alpenföhn Brocken 4 versus 21 dBA on the NZXT X63.
Specs and benchmarks
Brand
- Alpenföhn Brocken 4
- Alpenföhn
- NZXT X63
- NZXT
Cooler Type
- Alpenföhn Brocken 4
- Air Tower
- NZXT X63
- AIO Liquid
Series
- Alpenföhn Brocken 4
- Alpenföhn Brocken 4
- NZXT X63
- NZXT Kraken X63
Model Number
- Alpenföhn Brocken 4
- 84000000205
- NZXT X63
- RL-KRX63-01
Height
- Alpenföhn Brocken 4
- 155 mm-417%
- NZXT X63
- 30 mmBest
Socket Compatibility
- Alpenföhn Brocken 4
- AMD AM4/AM5, Intel LGA1700/1200/115X/20XX
- NZXT X63
- AMD AM4, Intel LGA1700/1200
Fan Count
- Alpenföhn Brocken 4
- 1-50%
- NZXT X63
- 2Best
Noise Level
- Alpenföhn Brocken 4
- 22.8 dBA
- NZXT X63
- 21 dBABest
RGB Lighting
- Alpenföhn Brocken 4
- No
- NZXT X63
- Yes
Fan Size
- Alpenföhn Brocken 4
- 120 mm
- NZXT X63
- 140 mm
Max Speed
- Alpenföhn Brocken 4
- 1600 RPM-11%
- NZXT X63
- 1800 RPMBest
Airflow
- Alpenföhn Brocken 4
- 55.3 CFM-44%
- NZXT X63
- 98.17 CFMBest
Static Pressure
- Alpenföhn Brocken 4
- 1.74 mmH2O-36%
- NZXT X63
- 2.71 mmH2O
Lighting
- Alpenföhn Brocken 4
- None
- NZXT X63
- RGB
Which one should you pick?
Choose Alpenföhn Brocken 4 if you already have it on hand or find it at a lower price.
Choose NZXT X63 if you want the lower height (30 mm vs 155 mm), the higher fan count (2 vs 1) and the lower noise level (21 dBA vs 22.8 dBA).
Price comparison
| Retailer | Alpenföhn Brocken 4 | NZXT X63 |
|---|---|---|
| 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
Alpenföhn Brocken 4
7.8 / 10 Expert Rating
A genuinely quiet dual-tower cooler for buyers who value acoustics as much as raw thermal ceiling.
NZXT X63
7.5 / 10 Expert Rating
Solid 280mm cooling with NZXT's signature look, best for cases sized for 280mm rather than 360mm radiators.




