Detailed comparison and review of Sennheiser HD 4.20s and Audio-Technica ATH SR30BT. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 193 g | |
| Colour | Black | Charcoal grey | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | 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 4.20s are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 5 - 35000 Hz | |
| Max Input Power | - | 1500 mW | |
| Sensitivity | - | 99 dB/mW | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -44 dBV/Pascal | -44 dB |
| REMOTE CONTROL | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Controls | 1-button remote | Volume |
|---|
| CABLE | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Cable Type | - | USB charge cable - detachable - 30 cm | |
|---|---|---|---|
| Cable Length | 1.4 m | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 70 hour(s) | |
| Charging Time | - | 4 hour(s) |
| CONNECTIONS | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Sennheiser HD 4.20s | Audio-Technica ATH SR30BT |
|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
|---|
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