In depth comparison and review of Poly - Plantronics Backbeat FIT 505 and EPOS I SENNHEISER ADAPT 361. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 6.726 cm | - | |
| Width | 14.877 cm | - | |
| Depth | 17.155 cm | - | |
| Weight | 155 g | 238 g | Poly - Plantronics Backbeat FIT 505 are lighter than Poly - Plantronics Backbeat FIT 505 headphones. |
| Colour | Black | Black | White | |
| Earpad Material | Memory foam | - | |
| Headband Material | Memory foam | - | |
| Protection | Moisture-resistant, sweat-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | 25 m | EPOS I SENNHEISER ADAPT 361 have a greater operating distance than Poly - Plantronics Backbeat FIT 505. |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | EPOS I SENNHEISER ADAPT 361 can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | EPOS I SENNHEISER ADAPT 361 have a more advanced version of Bluetooth than Poly - Plantronics Backbeat FIT 505. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, aptX | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 361 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 50 - 20000 Hz | 18 - 22000 Hz | EPOS I SENNHEISER ADAPT 361 offer a larger frequency range than Poly - Plantronics Backbeat FIT 505. |
| Total Harmonic Distortion (THD) | <3% | <0.3% | EPOS I SENNHEISER ADAPT 361 have lower total harmonic distortion than Poly - Plantronics Backbeat FIT 505. |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 40 mm | - | |
| Features | - | Audio prompts |
| MICROPHONE | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming | |
| Noise Cancelling | - | Yes | EPOS I SENNHEISER ADAPT 361 microphone can cancel out ambient noise. |
| Frequency Response | - | 80 - 8000 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Controls | Answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Cable Type | Micro-USB charge cable Audio cable |
USB-C to micro-USB cable Audio cable |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Features | - | EPOS ActiveGard, Talk-Through |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Battery Type | Headphone battery rechargeable | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | 18 hour(s) | 46 hour(s) | EPOS I SENNHEISER ADAPT 361 lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 505. |
| Battery Life Details | - | Continuous playback (noise cancelling OFF): up to 46 hours Continuous talk (noise cancelling OFF): up to 39 hours |
|
| Standby Time | 480 hours | 62 days | EPOS I SENNHEISER ADAPT 361 have longer standby time than Poly - Plantronics Backbeat FIT 505. |
| Charging Time | 1.5 hour(s) | 2.5 hour(s) | Poly - Plantronics Backbeat FIT 505 recharge faster than Poly - Plantronics Backbeat FIT 505. |
| WIRELESS LINK | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Connector Type | - | Audio line-in (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly - Plantronics Backbeat FIT 505 | EPOS I SENNHEISER ADAPT 361 |
|---|
| Included Accessories | - | Carrying pouch, BTD 800 USB-C dongle | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams, Optimised for UC | |
| Service & Support | - | Limited warranty - 2 years |
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