Side by side comparison and review of Bang & Olufsen Beoplay H4 2nd Generation and Poly Blackwire 3320. 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 | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | 22.3 cm | - | |
| Width | 18 cm | - | |
| Depth | 5.2 cm | - | |
| Weight | 244 g | 130 g | Poly Blackwire 3320 are lighter than Bang & Olufsen Beoplay H4 2nd Generation headphones. |
| Colour | Matte black | Limestone | - | |
| Body Material | Stainless steel, aluminium, polymer | - | |
| Earpad Material | Leather | - | |
| Protection | - | Hearing protection | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| 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 | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 91 dB/mW | 94 dB | Poly Blackwire 3320 have higher sensitivity than Bang & Olufsen Beoplay H4 2nd Generation. |
| Impedance | 20 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Bang & Olufsen Beoplay H4 2nd Generation have a thicker diaphragm than Poly Blackwire 3320. |
| Features | - | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| Controls | Volume control, answer/end, play/pause, next/previous track, pair mode | Mute, volume, answer/end |
|---|
| CABLE | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| Cable Type | Headphones cable - detachable - braided fabric - 1.25 m Micro-USB charge cable - detachable - 25 cm |
Headset cable | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 19 hour(s) | - | |
| Charging Time | 2.5 hour(s) | - |
| CONNECTIONS | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) Power input (5 pin Micro-USB Type B) |
USB (4 PIN USB Type A) |
|---|
| OTHERS | Bang & Olufsen Beoplay H4 2nd Generation | Poly Blackwire 3320 |
|---|
| Software Certification | - | Certified for Microsoft Teams | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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