In depth comparison and review of EPOS I SENNHEISER C20 and Poly EncorePro 320. 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 | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Product Type | Headset - Bluetooth - wireless - USB-A via Bluetooth adapter | Headset - wired - USB-C | |
|---|---|---|---|
| Series | C-series | EncorePro 300 series | |
| Height | 20 cm | 6.7 cm | |
| Width | 16.5 cm | 11.1 cm | |
| Depth | 5.8 cm | 14.9 cm | |
| Weight | 200 g | 74 g | Poly EncorePro 320 are lighter than EPOS I SENNHEISER C20 headphones. |
| Colour | Black | Black | |
| Earpad Material | - | Artificial leather | |
| Recommended Use | - | Computer | |
| Bluetooth Range (Operating Distance) | 25 m | - |
| SOUND QUALITY | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 20 - 10000 Hz | |
| Total Harmonic Distortion (THD) | 3% | - | |
| Impedance | - | 32 Ohm | |
| Diaphragm | - | 5.6 mm | |
| Features | EPOS BrainAdapt Technology | SoundGuard DIGITAL Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 320 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | Passive noise cancellation (PNC) | |
| Frequency Response | - | 35 - 21000 Hz | |
| Sensitivity | - | 40 dB | |
| Sensitivity Margin | - | +/- 3dB | |
| Signal-To-Noise Ratio | - | 53 dB |
| REMOTE CONTROL | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Cable Type | - | Headset cable - 2.19 m | |
|---|---|---|---|
| Cable Length | - | 2.19 m |
| FEATURES | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Features | - | Boom mic length 135mm, 290° rotatable microphone |
|---|
| BATTERY AND CHARGING | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Standby Time | 300 hours | - | |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Connector Type | - | USB (USB Type-A) |
|---|
| OTHERS | EPOS I SENNHEISER C20 | Poly EncorePro 320 |
|---|
| Included Accessories | Carrying case, charging cable, BTD 800 USB dongle | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | macOS, Windows | |
| TAA Compliant | - | Yes | |
| Service & Support | Limited warranty - 2 years | - |
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