Detailed comparison and review of Bang & Olufsen Beoplay H9i and Poly Voyager 4220 USB-A. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - USB | |
|---|---|---|---|
| Height | 20 cm | - | |
| Width | 19.5 cm | - | |
| Depth | 5.2 cm | - | |
| Weight | 285 g | 150 g | Poly Voyager 4220 USB-A are lighter than Bang & Olufsen Beoplay H9i headphones. |
| Colour | Natural | Black | Pine | - | |
| Body Material | Fabric, rubber, anodised aluminium, polymer | - | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Leather | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | Bang & Olufsen Beoplay H9i have a more advanced version of Bluetooth than Poly Voyager 4220 USB-A. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | AAC | - | |
| Active Noise Cancelling | Yes | - | Bang & Olufsen Beoplay H9i are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 22000 Hz | 20 - 20000 Hz | Bang & Olufsen Beoplay H9i offer a larger frequency range than Poly Voyager 4220 USB-A. |
| Sensitivity | 95 dB/mW | 94 dB | Bang & Olufsen Beoplay H9i have higher sensitivity than Poly Voyager 4220 USB-A. |
| Impedance | 24 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | Bang & Olufsen Beoplay H9i have a thicker diaphragm than Poly Voyager 4220 USB-A. |
| Features | - | SoundGuard Technology |
| MICROPHONE | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Uni-directional | |
| Microphones Included | 2 | 2 | Both headphones have a built-in microphone. |
| REMOTE CONTROL | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency | Mute, volume, answer/end, play/pause, next/previous track |
|---|
| CABLE | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - 1.25 m |
- | |
|---|---|---|---|
| Cable Length | 1.2 m | - |
| FEATURES | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Features | - | Voice alerts | |
|---|---|---|---|
| Sensors | Proximity sensor | - |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 770 mAh | 360 mAh | Bang & Olufsen Beoplay H9i have a higher battery capacity than Poly Voyager 4220 USB-A. |
| Battery Life | 24 hour(s) | 12 hour(s) | Bang & Olufsen Beoplay H9i lasts longer on a single charge than the Poly Voyager 4220 USB-A. |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 18 hours Continuous playback (noise cancelling OFF): up to 23 hours Continuous playback (noise cancelling ON / cable connection): up to 24 hours |
Continuous playback: up to 15 hours Continuous talk: up to 12 hours |
|
| Standby Time | - | 312 hours | |
| Charging Time | 2.5 hour(s) | 1.5 hour(s) | Poly Voyager 4220 USB-A recharge faster than Bang & Olufsen Beoplay H9i. |
| CONNECTIONS | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Bang & Olufsen Beoplay H9i | Poly Voyager 4220 USB-A |
|---|
| Included Accessories | Carrying pouch, airplane adapter | Bluetooth USB adapter | |
|---|---|---|---|
| Software Certification | - | Certified for Microsoft Teams | |
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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