Side by side comparison and review of Afterglow AG9 and Sennheiser HD 820. 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 | Afterglow AG9 | Sennheiser HD 820 |
|---|
| Product Type | Headset - wireless | Headphones - wired | |
|---|---|---|---|
| Weight | - | 360 g | |
| Colour | Black | - | |
| Earpad Material | - | Microfibre | |
| Recommended Use | Game console | - |
| SOUND QUALITY | Afterglow AG9 | Sennheiser HD 820 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless | Wired | |
| Noise Isolating | - | Yes | Sennheiser HD 820 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Bass Boost | - | |
| Frequency Response | - | 6 - 48000 Hz | |
| Sensitivity | - | 103 dB/Vrms | |
| Impedance | - | 300 Ohm | |
| Diaphragm | 50 mm | - |
| MICROPHONE | Afterglow AG9 | Sennheiser HD 820 |
|---|
| Type | Boom | - |
|---|
| CABLE | Afterglow AG9 | Sennheiser HD 820 |
|---|
| Cable Type | USB charge cable Audio cable |
Headphones cable - OFC - 3 m | |
|---|---|---|---|
| Cable Length | - | 3 m | |
| Plated Connector | - | Gold |
| BATTERY AND CHARGING | Afterglow AG9 | Sennheiser HD 820 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 16 hours | - | |
| Charging Time | 2.5 hours | - |
| CONNECTIONS | Afterglow AG9 | Sennheiser HD 820 |
|---|
| Connector Type | - | Headphones (phone stereo 6.3 mm) |
|---|
| OTHERS | Afterglow AG9 | Sennheiser HD 820 |
|---|
| Included Accessories | Wireless transmitter | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector |
|---|
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