In depth comparison and review of Panasonic RP-HF400B and KEF Porsche Design Space One. 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 | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 8.2 cm | |
| Width | - | 19.5 cm | |
| Depth | - | 17 cm | |
| Weight | 130 g | 330 g | Panasonic RP-HF400B are lighter than Panasonic RP-HF400B headphones. |
| Colour | Black | Titanium | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Foldable | Yes | - | Panasonic RP-HF400B can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.1 | 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) | - | |
| 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 | |
| Max Input Power | - | 12 mW | |
| Sensitivity | - | 94 dB | |
| Impedance | 32 Ohm | 16 Ohm | |
| Diaphragm | 30 mm | 40 mm | KEF Porsche Design Space One have a thicker diaphragm than Panasonic RP-HF400B. |
| Magnet Material | Neodymium | Neodymium | |
| Features | - | Voice control, Bluetooth aptX technology |
| MICROPHONE | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Form Factor | - | Built-in |
|---|
| REMOTE CONTROL | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Cable Type | USB charge cable - 0.1 m | Headphones cable - detachable | |
|---|---|---|---|
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 850 mAh | |
| Battery Life | 20 hour(s) | 110 hour(s) | KEF Porsche Design Space One lasts longer on a single charge than the Panasonic RP-HF400B. |
| Charging Time | 3 hour(s) | - |
| WIRELESS LINK | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Panasonic RP-HF400B | KEF Porsche Design Space One |
|---|
| Connector Type | Bluetooth | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
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