In depth comparison and review of Sennheiser HD 25 Plus and Poly EncorePro 520V. 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 25 Plus | Poly EncorePro 520V |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | - | EncorePro 500 series | |
| Height | - | 6.7 cm | |
| Width | - | 11.1 cm | |
| Depth | - | 14.9 cm | |
| Weight | 140 g | 74 g | Poly EncorePro 520V are lighter than Sennheiser HD 25 Plus headphones. |
| Colour | - | Black | |
| Earpad Material | - | Artificial leather | |
| Design | DJ | - | |
| Recommended Use | Professional audio, home audio | - |
| SOUND QUALITY | Sennheiser HD 25 Plus | Poly EncorePro 520V |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly EncorePro 520V are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard DIGITAL | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 16 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | 0.3% | - | |
| Sensitivity | 120 dB | - | |
| Impedance | 70 Ohm | - | |
| Diaphragm | - | 5.6 mm | |
| Signal-To-Noise Ratio | - | 50 dB |
| MICROPHONE | Sennheiser HD 25 Plus | Poly EncorePro 520V |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Microphone Operation Mode | - | Omni-directional | |
| Noise Cancelling | - | Yes | Poly EncorePro 520V microphone can cancel out ambient noise. |
| Frequency Response | - | 20 - 16000 Hz | |
| Sensitivity | - | 40 dB | |
| Sensitivity Margin | - | +/- 3dB |
| CABLE | Sennheiser HD 25 Plus | Poly EncorePro 520V |
|---|
| Cable Type | Headphones cable - 1.3 m Headphones cable - 1.5 m |
- | |
|---|---|---|---|
| Cable Length | - | 78.5 cm |
| FEATURES | Sennheiser HD 25 Plus | Poly EncorePro 520V |
|---|
| Features | - | Boom mic length 135mm, 290° rotatable microphone |
|---|
| CONNECTIONS | Sennheiser HD 25 Plus | Poly EncorePro 520V |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Sennheiser HD 25 Plus | Poly EncorePro 520V |
|---|
| Included Accessories | Protective pouch, 3.5 mm to 6.3 mm adapter, 2 pairs of earpads | - | |
|---|---|---|---|
| Software Certification | - | Certified for Skype for Business, UC certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | - | Limited warranty - 2 years |
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