Side by side comparison and review of Sennheiser HD 579 and Poly Blackwire 3320-M. 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 579 | Poly Blackwire 3320-M |
|---|
| Product Type | Headphones - wired - 3.5 mm jack, 6.35 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Series | HD 5 | Blackwire 3300 series | |
| Height | - | 17.8 cm | |
| Width | - | 15.5 cm | |
| Depth | - | 3.2 cm | |
| Weight | - | 130 g | |
| Colour | Silver | Black | |
| Earpad Material | - | Foam | |
| Recommended Use | Home audio | Portable electronics, computer |
| SOUND QUALITY | Sennheiser HD 579 | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Active Noise Cancelling | - | Yes | Poly Blackwire 3320-M are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 15 - 28000 Hz | 20 - 20000 Hz | Sennheiser HD 579 offer a larger frequency range than Poly Blackwire 3320-M. |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Sensitivity | - | 116 dB | |
| Impedance | 50 Ohm | 32 Ohm | |
| Max Sound Pressure | 106 dB | 118 dB | |
| Diaphragm | - | 32 mm | |
| Magnet Material | Neodymium | - | |
| Features | - | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 579 | Poly Blackwire 3320-M |
|---|
| Type | - | Boom | |
|---|---|---|---|
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Sennheiser HD 579 | Poly Blackwire 3320-M |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Sennheiser HD 579 | Poly Blackwire 3320-M |
|---|
| Cable Type | Headphones cable - detachable - straight - 3 m | - | |
|---|---|---|---|
| Cable Length | 3 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| CONNECTIONS | Sennheiser HD 579 | Poly Blackwire 3320-M |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | USB (24 pin USB-C) |
|---|
| OTHERS | Sennheiser HD 579 | Poly Blackwire 3320-M |
|---|
| Included Accessories | 6.3 mm to 3.5 mm adapter | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Service & Support | Limited warranty - 2 years | - |
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