Side by side comparison and review of Bang & Olufsen Beoplay Portal and Poly Blackwire 3225 (3300 Series). 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 3225 (3300 Series) |
|---|
| Product Type | Headphones - Bluetooth / 2.4 GHz radio frequency - wireless, wired - 3.5 mm jack, USB-C | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Series | - | 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 | 64 g | Poly Blackwire 3225 (3300 Series) 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 | Artificial leather | |
| Design | Games | - | |
| Recommended Use | Game console, portable electronics, computer | Computer | |
| Bluetooth Range (Operating Distance) | 12 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay Portal | Poly Blackwire 3225 (3300 Series) |
|---|
| 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 | - | |
| Sensitivity | 95 dB/mW | 90 dB | Bang & Olufsen Beoplay Portal have higher sensitivity than Poly Blackwire 3225 (3300 Series). |
| Impedance | 24 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 28 mm | Bang & Olufsen Beoplay Portal have a thicker diaphragm than Poly Blackwire 3225 (3300 Series). |
| Magnet Material | Neodymium | - | |
| Features | Google Fast Pair, Microsoft Swift Pair | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Bang & Olufsen Beoplay Portal | Poly Blackwire 3225 (3300 Series) |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dBV/Pascal |
| REMOTE CONTROL | Bang & Olufsen Beoplay Portal | Poly Blackwire 3225 (3300 Series) |
|---|
| Controls | Power on/off, volume control, microphone on/mute, play/pause, ANC/transparency | Mute, volume, answer/end, hold, redial |
|---|
| CABLE | Bang & Olufsen Beoplay Portal | Poly Blackwire 3225 (3300 Series) |
|---|
| Cable Type | USB-C to USB-A cable - detachable - 1.25 m Headphones cable - detachable - 1.25 m |
USB-A cable | |
|---|---|---|---|
| Cable Length | 1.25 m | - |
| FEATURES | Bang & Olufsen Beoplay Portal | Poly Blackwire 3225 (3300 Series) |
|---|
| Additional Functions | Transparency mode | - |
|---|
| BATTERY AND CHARGING | Bang & Olufsen Beoplay Portal | Poly Blackwire 3225 (3300 Series) |
|---|
| 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 3225 (3300 Series) |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) USB (24 pin USB-C) |
USB (4 PIN USB Type A) Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Bang & Olufsen Beoplay Portal | Poly Blackwire 3225 (3300 Series) |
|---|
| Included Accessories | Inflight adapter | - | |
|---|---|---|---|
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Skype Certified, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | Windows 10, macOS, Windows 11 | |
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 3 years | - |
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