Side by side comparison and review of Sennheiser HD 350BT and EPOS I SENNHEISER ADAPT 261. 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 350BT | EPOS I SENNHEISER ADAPT 261 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - USB-C | |
|---|---|---|---|
| Weight | 238 g | 120.7 g | EPOS I SENNHEISER ADAPT 261 are lighter than Sennheiser HD 350BT headphones. |
| Colour | Black | White | Black | |
| Earpad Material | - | Leatherette | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | Sennheiser HD 350BT | EPOS I SENNHEISER ADAPT 261 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser HD 350BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 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, apt-X LL | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 350BT offer a larger frequency range than EPOS I SENNHEISER ADAPT 261. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Max Sound Pressure | 108 dB | 118 dB | |
| Magnet Material | - | Neodymium |
| MICROPHONE | Sennheiser HD 350BT | EPOS I SENNHEISER ADAPT 261 |
|---|
| Form Factor | Built-in | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | Beamforming | - | |
| Frequency Response | 80 - 6000 Hz | 100 - 8000 Hz | EPOS I SENNHEISER ADAPT 261 offer a larger microphone frequency range than Sennheiser HD 350BT. |
| Microphones Included | 2 | - |
| CABLE | Sennheiser HD 350BT | EPOS I SENNHEISER ADAPT 261 |
|---|
| Cable Type | USB-C charge cable - detachable | - |
|---|
| FEATURES | Sennheiser HD 350BT | EPOS I SENNHEISER ADAPT 261 |
|---|
| Features | - | EPOS ActiveGard |
|---|
| BATTERY AND CHARGING | Sennheiser HD 350BT | EPOS I SENNHEISER ADAPT 261 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 300 mAh | - | |
| Battery Life | 30 hours | 27 hour(s) | Sennheiser HD 350BT lasts longer on a single charge than the EPOS I SENNHEISER ADAPT 261. |
| Charging Time | 2 hours | - |
| OTHERS | Sennheiser HD 350BT | EPOS I SENNHEISER ADAPT 261 |
|---|
| Included Accessories | - | USB-C adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams, Optimised for UC | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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