In depth comparison and review of Bang & Olufsen Beoplay H4 and Bang & Olufsen Beoplay H9i. 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 H4 | Bang & Olufsen Beoplay H9i |
|---|
| Product Type | Headphones - Bluetooth - wireless - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 22 cm | 20 cm | |
| Width | 19.4 cm | 19.5 cm | |
| Depth | 5 cm | 5.2 cm | |
| Weight | 235 g | 285 g | Bang & Olufsen Beoplay H4 are lighter than Bang & Olufsen Beoplay H4 headphones. |
| Colour | Black | Charcoal grey | Sandstone | Tangerine | Violet | Natural | Black | Pine | |
| Body Material | Stainless steel, aluminium | Fabric, rubber, anodised aluminium, polymer | |
| Earpad Material | Leather | Leather, memory foam | |
| Headband Material | Leather | Leather | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | Closed | |
| Adjustable Headband | 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 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 - 22000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 91 dB/mW | 95 dB/mW | Bang & Olufsen Beoplay H9i have higher sensitivity than Bang & Olufsen Beoplay H4. |
| Impedance | 20 Ohm | 24 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| MICROPHONE | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | - | |
| Audio Input Details | Omni-directional | - | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, pair mode | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency |
|---|
| CABLE | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Cable Type | Headphones cable - braided fabric - 1.25 m | Headphones cable - detachable - 1.2 m USB to USB-C cable - 1.25 m |
|
|---|---|---|---|
| Cable Length | 1.25 m | 1.2 m |
| FEATURES | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Sensors | - | Proximity sensor |
|---|
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 600 mAh | 770 mAh | Bang & Olufsen Beoplay H9i have a higher battery capacity than Bang & Olufsen Beoplay H4. |
| Battery Life | 19 hour(s) | 24 hour(s) | Bang & Olufsen Beoplay H9i lasts longer on a single charge than the Bang & Olufsen Beoplay H4. |
| 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 |
|
| Charging Time | 2.5 hour(s) | 2.5 hour(s) | The charging of both headphones last the same time. |
| WIRELESS LINK | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Connector Type | Headphones (mini-phone 3.5mm) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Bang & Olufsen Beoplay H4 | Bang & Olufsen Beoplay H9i |
|---|
| Included Accessories | USB charging cable (25cm) | Carrying pouch, airplane adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - parts and labour - 2 years |
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