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Alpenföhn Brocken 4 vs Noctua NH-D9L: Comparison
Alpenföhn Brocken 4 and Noctua NH-D9L separate most on height: Alpenföhn Brocken 4 at 155 mm, Noctua NH-D9L at 110 mm, 41% in favour of Noctua NH-D9L. Static Pressure splits them by another 24%, again favouring Noctua NH-D9L. They match on 6 other specifications, including cooler type, fan count and noise level.
Specs
| Specification |  |  |
|---|---|---|
| Brand | Alpenföhn | Noctua |
| Cooler Type | Air Tower | Air Tower |
| Series | Alpenföhn Brocken 4 | Noctua NH-D9L |
| Tower Type | Single-Tower | Compact Dual-Tower |
| Model Number | 84000000205 | NH-D9L |
| Height | 155 mm-41% | 110 mm |
| Socket Compatibility | AMD AM4/AM5, Intel LGA1700/1200/115X/20XX | AMD AM5/AM4, Intel LGA1954/1851/1700/1200/115X |
| Tower Layout | Single-Tower | Dual-Tower |
| Fan Count | 1 | 1 |
| Noise Level | 22.8 dBA | 22.8 dBA |
| RGB Lighting | No | No |
| Cooler Weight | 1098 g | 531 g |
| Heatpipe Count | 6 | 4 |
| Base Material | Nickel-Plated Copper | Nickel-Plated Copper |
| Fan Size | 120 mm | 92 mm |
| Max Speed | 1600 RPM-20% | 2000 RPM |
| Airflow | 55.3 CFM | 46.44 CFM-16% |
| Static Pressure | 1.74 mmH2O-24% | 2.28 mmH2O |
| PWM Control | Yes | Yes |
| Source URL | https://www.alpenfoehn.de/Alpenfoehn-R-Brocken-4en | https://www.noctua.at/en/products/nh-d9l/specifications |
Price comparison
| Retailer | Alpenföhn Brocken 4 | Noctua NH-D9L |
|---|---|---|
| Amazon | View on Amazon | |
| Newegg | View on Newegg |
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.
Noctua NH-D9L
8.2 / 10 Expert Rating
The best compact dual-tower option for small-case builds that still want Noctua-grade reliability and don't want to compromise all the way down to a single-tower cooler.