In depth comparison and review of KEF Porsche Design Space One 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 | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 8.2 cm | 20 cm | |
| Width | 19.5 cm | 19.5 cm | |
| Depth | 17 cm | 5.2 cm | |
| Weight | 330 g | 285 g | Bang & Olufsen Beoplay H9i are lighter than KEF Porsche Design Space One headphones. |
| Colour | Titanium | Natural | Black | Pine | |
| Body Material | - | Fabric, rubber, anodised aluminium, polymer | |
| Earpad Material | - | Leather, memory foam | |
| Headband Material | - | Leather | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Connectivity Technology | Wireless, wired | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | Bang & Olufsen Beoplay H9i have a more advanced version of Bluetooth than KEF Porsche Design Space One. |
| Bluetooth Audio Codec | - | AAC | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid ANC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 22000 Hz | Bang & Olufsen Beoplay H9i offer a larger frequency range than KEF Porsche Design Space One. |
| Max Input Power | 12 mW | - | |
| Sensitivity | 94 dB | 95 dB/mW | Bang & Olufsen Beoplay H9i have higher sensitivity than KEF Porsche Design Space One. |
| Impedance | 16 Ohm | 24 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | - | |
| Features | Voice control, Bluetooth aptX technology | - |
| MICROPHONE | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphones Included | - | 2 |
| REMOTE CONTROL | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Controls | - | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency |
|---|
| CABLE | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Cable Type | Headphones cable - detachable | Headphones cable - detachable - 1.2 m USB to USB-C cable - 1.25 m |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | Yes | - |
| FEATURES | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Sensors | - | Proximity sensor |
|---|
| BATTERY AND CHARGING | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 850 mAh | 770 mAh | KEF Porsche Design Space One have a higher battery capacity than Bang & Olufsen Beoplay H9i. |
| Battery Life | 110 hour(s) | 24 hour(s) | KEF Porsche Design Space One lasts longer on a single charge than the Bang & Olufsen Beoplay H9i. |
| 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) |
| CONNECTIONS | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | KEF Porsche Design Space One | Bang & Olufsen Beoplay H9i |
|---|
| Included Accessories | - | Carrying pouch, airplane adapter | |
|---|---|---|---|
| Service & Support | - | Limited warranty - parts and labour - 2 years |
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