Side by side comparison and review of Sennheiser HD 820 and Audio-Technica ATH SR30BT. 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 | Audio-Technica ATH SR30BT |
|---|
| Product Type | Headphones - wired | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 360 g | 193 g | Audio-Technica ATH SR30BT are lighter than Sennheiser HD 820 headphones. |
| Colour | - | Charcoal grey | |
| Earpad Material | Microfibre | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 820 | Audio-Technica ATH SR30BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | - | Yes | Audio-Technica ATH SR30BT can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Noise Isolating | Yes | - | Sennheiser HD 820 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 6 - 48000 Hz | 5 - 35000 Hz | Sennheiser HD 820 offer a larger frequency range than Audio-Technica ATH SR30BT. |
| Max Input Power | - | 1500 mW | |
| Sensitivity | 103 dB/Vrms | 99 dB/mW | Sennheiser HD 820 have higher sensitivity than Audio-Technica ATH SR30BT. |
| Impedance | 300 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 820 | Audio-Technica ATH SR30BT |
|---|
| Type | - | On-cable | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -44 dB |
| REMOTE CONTROL | Sennheiser HD 820 | Audio-Technica ATH SR30BT |
|---|
| Controls | - | Volume |
|---|
| CABLE | Sennheiser HD 820 | Audio-Technica ATH SR30BT |
|---|
| Cable Type | Headphones cable - OFC - 3 m | USB charge cable - detachable - 30 cm | |
|---|---|---|---|
| Cable Length | 3 m | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 820 | Audio-Technica ATH SR30BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 70 hour(s) | |
| Charging Time | - | 4 hour(s) |
| CONNECTIONS | Sennheiser HD 820 | Audio-Technica ATH SR30BT |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | - |
|---|
| OTHERS | Sennheiser HD 820 | Audio-Technica ATH SR30BT |
|---|
| Included Accessories | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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