Side by side comparison and review of Bang & Olufsen Beoplay Portal 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 | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Product Type | Headphones - Bluetooth / 2.4 GHz radio frequency - wireless, wired - 3.5 mm jack, USB-C | Headset - wired - USB-C | |
|---|---|---|---|
| Series | - | Blackwire 3300 series | |
| Height | 17.87 cm | 17.8 cm | |
| Width | 16.73 cm | 15.5 cm | |
| Depth | 9.26 cm | 3.2 cm | |
| Weight | 282 g | 130 g | Poly Blackwire 3320-M are lighter than Bang & Olufsen Beoplay Portal headphones. |
| Colour | Navy | Antracite black | Grey mist | Black | |
| Body Material | Aluminium, rubber, composite polymer, bamboo fibre cloth | - | |
| Earpad Material | Memory foam, lambskin | Foam | |
| Design | Games | - | |
| Recommended Use | Game console, portable electronics, computer | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 12 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth / 2.4 GHz radio frequency | - | |
| Bluetooth Version | Bluetooth 5.1 | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Cancellation | SoundGuard | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | Dolby Atmos | - | |
| Frequency Response | 20 - 22000 Hz | 20 - 20000 Hz | Bang & Olufsen Beoplay Portal offer a larger frequency range than Poly Blackwire 3320-M. |
| Sensitivity | 95 dB/mW | 116 dB | Poly Blackwire 3320-M have higher sensitivity than Bang & Olufsen Beoplay Portal. |
| Impedance | 24 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 118 dB | |
| Diaphragm | 40 mm | 32 mm | Bang & Olufsen Beoplay Portal have a thicker diaphragm than Poly Blackwire 3320-M. |
| Magnet Material | Neodymium | - | |
| Features | Google Fast Pair, Microsoft Swift Pair | Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Controls | Power on/off, volume control, microphone on/mute, play/pause, ANC/transparency | Mute, volume, answer/end |
|---|
| CABLE | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Cable Type | USB-C to USB-A cable - detachable - 1.25 m Headphones cable - detachable - 1.25 m |
- | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| FEATURES | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Additional Functions | Transparency mode | - |
|---|
| BATTERY AND CHARGING | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 1200 mAh | - | |
| Battery Life | 24 hour(s) | - | |
| Battery Life Details | Continuous playback (active noise-cancelling on) (2.4 GHz / Bluetooth): up to 12 hours Continuous playback (active noise-cancelling on) (Bluetooth ON): up to 24 hours |
- | |
| Charging Time | 3 hour(s) | - |
| CONNECTIONS | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) USB (24 pin USB-C) |
USB (24 pin USB-C) |
|---|
| OTHERS | Bang & Olufsen Beoplay Portal | Poly Blackwire 3320-M |
|---|
| Included Accessories | Inflight adapter | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Microsoft Teams | |
| Supported Host Device OS | - | Windows 10, macOS | |
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 3 years | - |
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