In depth comparison and review of Poly Blackwire 3325 and Bang & Olufsen Beoplay HX. 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 | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Series | 3300 Series | - | |
| Height | 18.6 cm | 20 cm | |
| Width | 21.6 cm | 19.5 cm | |
| Depth | 5.6 cm | 5.2 cm | |
| Weight | 130 g | 285 g | Poly Blackwire 3325 are lighter than Poly Blackwire 3325 headphones. |
| Dimensions & Weight Details | - | Headphones: 19.5 cm x 5.2 cm x 20 cm Case: 20 cm x 6.3 cm x 18 cm / 360 g |
|
| Colour | - | Anthracite black | Sand | Timber | |
| Body Material | - | Plastic, fabric, rubber, polymer, recycled aluminium | |
| Earpad Material | Leatherette | Memory foam, lambskin | |
| Protection | Hearing protection | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 12 m |
| SOUND QUALITY | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.1 | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX Adaptive | |
| Active Noise Cancelling | - | Yes | Bang & Olufsen Beoplay HX are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Active Noise Cancellation | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 22000 Hz | Bang & Olufsen Beoplay HX offer a larger frequency range than Poly Blackwire 3325. |
| Sensitivity | 94 dB | 95 dB/mW | Bang & Olufsen Beoplay HX have higher sensitivity than Poly Blackwire 3325. |
| Impedance | 32 Ohm | 24 Ohm | |
| Diaphragm | 32 mm | 40 mm | Bang & Olufsen Beoplay HX have a thicker diaphragm than Poly Blackwire 3325. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Bang & Olufsen Beoplay HX have the ability to connect to multiple devices simultaneously. |
| Magnet Material | - | Neodymium | |
| Features | SoundGuard Technology | Google Fast Pair, Microsoft Swift Pair | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| 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 | - | |
| Microphones Included | - | 4 |
| REMOTE CONTROL | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Controls | Mute, volume, answer/end | Mute, volume, power on/off, answer/end, play/pause, next/previous track, pair mode, voice assistant, audio transparency, ANC mode |
|---|
| CABLE | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Cable Type | Headset cable | Headphones cable - detachable - 1.25 m USB-C charge cable - detachable - 1.25 m |
|
|---|---|---|---|
| Cable Length | - | 1.25 m | |
| Detachable Cable | - | Yes |
| FEATURES | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Features | - | Touch control |
|---|
| BATTERY AND CHARGING | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 1200 mAh | |
| Battery Life | - | 35 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 40 hours |
|
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Connector Type | USB (4 PIN USB Type A) Headset (mini-phone 3.5mm) |
Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Poly Blackwire 3325 | Bang & Olufsen Beoplay HX |
|---|
| Included Accessories | Carrying pouch | Carrying case, USB-C to USB-A charging cable | |
|---|---|---|---|
| Software Certification | Certified for Microsoft Teams | - | |
| Compliant Standards | - | MFI | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 3 years |
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