In depth comparison and review of Sennheiser HD 4.40 and Poly Voyager 4210-M. 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 | Sennheiser HD 4.40 | Poly Voyager 4210-M |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Voyager 4200 series |
| SOUND QUALITY | Sennheiser HD 4.40 | Poly Voyager 4210-M |
|---|
| Headphones Form Factor | Full size | - | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 18 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 18 Ohm | - |
| MICROPHONE | Sennheiser HD 4.40 | Poly Voyager 4210-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| BATTERY AND CHARGING | Sennheiser HD 4.40 | Poly Voyager 4210-M |
|---|
| Battery Type | Headphone battery lithium polymer | - |
|---|
| CONNECTIONS | Sennheiser HD 4.40 | Poly Voyager 4210-M |
|---|
| Connector Type | - | USB (USB Type-C) |
|---|
| OTHERS | Sennheiser HD 4.40 | Poly Voyager 4210-M |
|---|
| Included Accessories | - | Charging stand, Bluetooth dongle | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams |
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