Side by side comparison and review of Poly Blackwire 3325 and Bang & Olufsen Beoplay Portal. 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 | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth / 2.4 GHz radio frequency - wireless, wired - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Series | 3300 Series | - | |
| Height | 18.6 cm | 17.87 cm | |
| Width | 21.6 cm | 16.73 cm | |
| Depth | 5.6 cm | 9.26 cm | |
| Weight | 130 g | 282 g | Poly Blackwire 3325 are lighter than Poly Blackwire 3325 headphones. |
| Colour | - | Navy | Antracite black | Grey mist | |
| Body Material | - | Aluminium, rubber, composite polymer, bamboo fibre cloth | |
| Earpad Material | Leatherette | Memory foam, lambskin | |
| Protection | Hearing protection | - | |
| Design | - | Games | |
| Recommended Use | - | Game console, portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 12 m |
| SOUND QUALITY | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth / 2.4 GHz radio frequency | |
| Bluetooth Version | - | Bluetooth 5.1 | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX | |
| Active Noise Cancelling | - | Yes | Bang & Olufsen Beoplay Portal are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancellation | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | - | Dolby Atmos | |
| Frequency Response | 20 - 20000 Hz | 20 - 22000 Hz | Bang & Olufsen Beoplay Portal offer a larger frequency range than Poly Blackwire 3325. |
| Sensitivity | 94 dB | 95 dB/mW | Bang & Olufsen Beoplay Portal have higher sensitivity than Poly Blackwire 3325. |
| Impedance | 32 Ohm | 24 Ohm | |
| Diaphragm | 32 mm | 40 mm | Bang & Olufsen Beoplay Portal have a thicker diaphragm than Poly Blackwire 3325. |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | Google Fast Pair, Microsoft Swift Pair | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Noise Cancelling | Yes | - | Poly Blackwire 3325 microphone can cancel out ambient noise. |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -38 dB | - |
| REMOTE CONTROL | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Controls | Mute, volume, answer/end | Power on/off, volume control, microphone on/mute, play/pause, ANC/transparency |
|---|
| CABLE | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Cable Type | Headset cable | USB-C to USB-A cable - detachable - 1.25 m Headphones cable - detachable - 1.25 m |
|
|---|---|---|---|
| Cable Length | - | 1.25 m |
| FEATURES | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Additional Functions | - | Transparency mode |
|---|
| BATTERY AND CHARGING | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| 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 | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
Headphones (mini-phone 3.5mm) USB (24 pin USB-C) |
|---|
| OTHERS | Poly Blackwire 3325 | Bang & Olufsen Beoplay Portal |
|---|
| Included Accessories | Carrying pouch | Inflight adapter | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Compliant Standards | - | MFI | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 3 years |
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