Detailed comparison and review of Sennheiser HD 4.20s and Audio-Technica ATH SR50BT. 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 SR50BT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 180 g | |
| Colour | Black | Black | Brown-grey | |
| Earpad Material | - | Memory foam | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 4.20s | Audio-Technica ATH SR50BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Foldable | - | Yes | Audio-Technica ATH SR50BT can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX | |
| Noise Isolating | Yes | Yes | Both headphones are equipped with noise isolation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 5 - 40000 Hz | |
| Max Input Power | - | 1500 mW | |
| Sensitivity | - | 98 dB/mW | |
| Diaphragm | - | 45 mm | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 4.20s | Audio-Technica ATH SR50BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | - | 50 - 4000 Hz | |
| Sensitivity | -44 dBV/Pascal | -40 dB |
| REMOTE CONTROL | Sennheiser HD 4.20s | Audio-Technica ATH SR50BT |
|---|
| Controls | 1-button remote | Volume |
|---|
| CABLE | Sennheiser HD 4.20s | Audio-Technica ATH SR50BT |
|---|
| Cable Type | - | Headphones cable - detachable - L shaped - 1.2 m USB charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.4 m | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 4.20s | Audio-Technica ATH SR50BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 25 hour(s) | |
| Standby Time | - | 1000 hours | |
| Charging Time | - | 5 hour(s) |
| CONNECTIONS | Sennheiser HD 4.20s | Audio-Technica ATH SR50BT |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 4.20s | Audio-Technica ATH SR50BT |
|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
|---|
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