Detailed comparison and review of Bang & Olufsen Beoplay H9i and Bang & Olufsen Beoplay H4 2nd Generation. 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 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 20 cm | 22.3 cm | |
| Width | 19.5 cm | 18 cm | |
| Depth | 5.2 cm | 5.2 cm | |
| Weight | 285 g | 244 g | Bang & Olufsen Beoplay H4 2nd Generation are lighter than Bang & Olufsen Beoplay H9i headphones. |
| Colour | Natural | Black | Pine | Matte black | Limestone | |
| Body Material | Fabric, rubber, anodised aluminium, polymer | Stainless steel, aluminium, polymer | |
| Earpad Material | Leather, memory foam | Leather | |
| Headband Material | Leather | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| 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 - 20000 Hz | Bang & Olufsen Beoplay H9i offer a larger frequency range than Bang & Olufsen Beoplay H4 2nd Generation. |
| Sensitivity | 95 dB/mW | 91 dB/mW | Bang & Olufsen Beoplay H9i have higher sensitivity than Bang & Olufsen Beoplay H4 2nd Generation. |
| Impedance | 24 Ohm | 20 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| MICROPHONE | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency | Volume control, answer/end, play/pause, next/previous track, pair mode |
|---|
| CABLE | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - 1.25 m |
Headphones cable - detachable - braided fabric - 1.25 m Micro-USB charge cable - detachable - 25 cm |
|
|---|---|---|---|
| Cable Length | 1.2 m | 1.25 m |
| FEATURES | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Sensors | Proximity sensor | - |
|---|
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 770 mAh | 600 mAh | Bang & Olufsen Beoplay H9i have a higher battery capacity than Bang & Olufsen Beoplay H4 2nd Generation. |
| Battery Life | 24 hour(s) | 19 hour(s) | Bang & Olufsen Beoplay H9i lasts longer on a single charge than the Bang & Olufsen Beoplay H4 2nd Generation. |
| 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. |
| CONNECTIONS | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone 3.5mm) Power input (5 pin Micro-USB Type B) |
|---|
| OTHERS | Bang & Olufsen Beoplay H9i | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Included Accessories | Carrying pouch, airplane adapter | - | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
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