In depth comparison and review of Bang & Olufsen Beoplay H9 and Bang & Olufsen Beoplay H4. 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 | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Height | 22.5 cm | 22 cm | |
| Width | 19.7 cm | 19.4 cm | |
| Depth | 4 cm | 5 cm | |
| Weight | 285 g | 235 g | Bang & Olufsen Beoplay H4 are lighter than Bang & Olufsen Beoplay H9 headphones. |
| Colour | Argilla grey | Black | Black | Charcoal grey | Sandstone | Tangerine | Violet | |
| Body Material | Anodised aluminium | Stainless steel, aluminium | |
| Earpad Material | Leather | Leather | |
| Headband Material | - | Leather | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.2 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | AAC, aptX | - | |
| Active Noise Cancelling | Yes | - | Bang & Olufsen Beoplay H9 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Signature Sound | - | |
| Frequency Response | 20 - 22000 Hz | 20 - 22000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 93 dB/mW | 91 dB/mW | Bang & Olufsen Beoplay H9 have higher sensitivity than Bang & Olufsen Beoplay H4. |
| Impedance | 20 Ohm | 20 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | Electret condenser | Electret condenser | |
| Microphone Operation Mode | Omni-directional | Omni-directional | |
| Audio Input Details | - | Omni-directional |
| REMOTE CONTROL | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Controls | Volume, answer/end, play/pause, next/previous track, noise-cancellation suspend button | Volume, answer/end, play/pause, next/previous track, pair mode |
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| CABLE | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Cable Type | Headphones cable - detachable - 1.2 m | Headphones cable - braided fabric - 1.25 m | |
|---|---|---|---|
| Cable Length | - | 1.25 m |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 770 mAh | 600 mAh | Bang & Olufsen Beoplay H9 have a higher battery capacity than Bang & Olufsen Beoplay H4. |
| Battery Life | 21 hour(s) | 19 hour(s) | Bang & Olufsen Beoplay H9 lasts longer on a single charge than the Bang & Olufsen Beoplay H4. |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 14 hours Continuous playback (noise cancelling OFF): up to 16 hours Continuous playback (noise cancelling ON / cable connection): up to 21 hours |
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| Charging Time | 2.5 hour(s) | 2.5 hour(s) | The charging of both headphones last the same time. |
| WIRELESS LINK | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Transmission Range | - | 10 m |
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| CONNECTIONS | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone 3.5mm) |
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| OTHERS | Bang & Olufsen Beoplay H9 | Bang & Olufsen Beoplay H4 |
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| Included Accessories | Carrying pouch, airplane adapter, micro-USB charging cable (30cm) | USB charging cable (25cm) | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |