In depth comparison and review of KEF Porsche Design Space One and Adesso Xtream 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 | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 8.2 cm | - | |
| Width | 19.5 cm | - | |
| Depth | 17 cm | - | |
| Weight | 330 g | 99.8 g | Adesso Xtream H4 are lighter than KEF Porsche Design Space One headphones. |
| Colour | Titanium | - | |
| Recommended Use | Portable electronics | Portable electronics, computer |
| SOUND QUALITY | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 4.1 | - | |
| Active Noise Cancelling | Yes | - | KEF Porsche Design Space One are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 12 mW | - | |
| Sensitivity | 94 dB | 105 dB | Adesso Xtream H4 have higher sensitivity than KEF Porsche Design Space One. |
| Impedance | 16 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | - | |
| Features | Voice control, Bluetooth aptX technology | - | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional |
| REMOTE CONTROL | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Controls | - | Volume control |
|---|
| CABLE | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Cable Type | Headphones cable - detachable | Headset cable - straight - 1.8 m | |
|---|---|---|---|
| Cable Length | - | 1.8 m | |
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 850 mAh | - | |
| Battery Life | 110 hour(s) | - |
| CONNECTIONS | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) Microphone (mini-phone 3.5mm) |
|---|
| OTHERS | KEF Porsche Design Space One | Adesso Xtream H4 |
|---|
| Service & Support | - | Limited warranty - 1 year |
|---|
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