In depth comparison and review of Bang & Olufsen Beoplay H4 and Poly Blackwire C3220 (3200 Series). 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 | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | 3200 Series | |
| Height | 22 cm | 17.8 cm | |
| Width | 19.4 cm | 15.5 cm | |
| Depth | 5 cm | 3.2 cm | |
| Weight | 235 g | 64 g | Poly Blackwire C3220 (3200 Series) are lighter than Bang & Olufsen Beoplay H4 headphones. |
| Colour | Black | Charcoal grey | Sandstone | Tangerine | Violet | Black | |
| Body Material | Stainless steel, aluminium | - | |
| Earpad Material | Leather | Artificial leather | |
| Headband Material | Leather | - | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.2 | - | |
| Active Noise Cancelling | - | Yes | Poly Blackwire C3220 (3200 Series) are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 22000 Hz | - | |
| Sensitivity | 91 dB/mW | 90 dB | Bang & Olufsen Beoplay H4 have higher sensitivity than Poly Blackwire C3220 (3200 Series). |
| Impedance | 20 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 28 mm | Bang & Olufsen Beoplay H4 have a thicker diaphragm than Poly Blackwire C3220 (3200 Series). |
| Features | - | Digital signal processing, echo cancelation, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | Omni-directional | - | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, pair mode | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Cable Type | Headphones cable - braided fabric - 1.25 m | USB-C cable | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 19 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - |
| WIRELESS LINK | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) | USB (USB Type-C) |
|---|
| OTHERS | Bang & Olufsen Beoplay H4 | Poly Blackwire C3220 (3200 Series) |
|---|
| Included Accessories | USB charging cable (25cm) | Carrying case | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Service & Support | Limited warranty - 2 years | - |
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