Side by side comparison and review of Sennheiser HD 820 and HyperX Cloud Alpha S. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser HD 820 | HyperX Cloud Alpha S |
|---|
| Product Type | Headphones - wired | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 19.934 cm | |
| Width | - | 13.5 cm | |
| Depth | - | 9.23 cm | |
| Weight | 360 g | 321 g | HyperX Cloud Alpha S are lighter than Sennheiser HD 820 headphones. |
| Colour | - | Blackout | Black | |
| Body Material | - | Aluminium | |
| Earpad Material | Microfibre | Leatherette | |
| Recommended Use | - | Game console, computer |
| SOUND QUALITY | Sennheiser HD 820 | HyperX Cloud Alpha S |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | Closed | |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | Sennheiser HD 820 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Virtual Surround Sound | |
| Frequency Response | 6 - 48000 Hz | 13 - 27000 Hz | Sennheiser HD 820 offer a larger frequency range than HyperX Cloud Alpha S. |
| Total Harmonic Distortion (THD) | - | <1% | |
| Sensitivity | 103 dB/Vrms | 98 dB | Sennheiser HD 820 have higher sensitivity than HyperX Cloud Alpha S. |
| Impedance | 300 Ohm | 65 Ohm | |
| Diaphragm | - | 50 mm | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Sennheiser HD 820 | HyperX Cloud Alpha S |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Bi-directional | |
| Frequency Response | - | 50 - 18000 Hz | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Sennheiser HD 820 | HyperX Cloud Alpha S |
|---|
| Controls | - | Volume, microphone on/off, microphone volume |
|---|
| CABLE | Sennheiser HD 820 | HyperX Cloud Alpha S |
|---|
| Cable Type | Headphones cable - OFC - 3 m | Headset cable - 1 m | |
|---|---|---|---|
| Cable Length | 3 m | 1 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | Gold | - |
| CONNECTIONS | Sennheiser HD 820 | HyperX Cloud Alpha S |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 820 | HyperX Cloud Alpha S |
|---|
| Included Accessories | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector | Ear cushion, travel bag, external USB control box | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Service & Support | - | Limited warranty - 2 years |
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