In depth comparison and review of Poly Blackwire C225 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 | Poly Blackwire C225 | KEF Porsche Design Space One |
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Product Type | Headset - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
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Height | - | 8.2 cm | |
Width | - | 19.5 cm | |
Depth | - | 17 cm | |
Weight | - | 330 g | |
Colour | - | Titanium | |
Headband Material | Metal | - | |
Recommended Use | Portable electronics, computer | Portable electronics |
SOUND QUALITY | Poly Blackwire C225 | KEF Porsche Design Space One |
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Headphones Form Factor | On-ear | Full size | |
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Connectivity Technology | Wired | Wireless, 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 | |
Impedance | - | 16 Ohm | |
Diaphragm | - | 40 mm | |
Magnet Material | - | Neodymium | |
Features | SoundGuard Technology | Voice control, Bluetooth aptX technology | |
In-Cord Volume Control | Yes | - |
MICROPHONE | Poly Blackwire C225 | KEF Porsche Design Space One |
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Form Factor | - | Built-in | |
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Type | Boom | - | |
Frequency Response | 100 - 10000 Hz | - |
REMOTE CONTROL | Poly Blackwire C225 | KEF Porsche Design Space One |
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Controls | Mute, volume, answer/end | - |
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CABLE | Poly Blackwire C225 | KEF Porsche Design Space One |
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Cable Type | Headset cable | Headphones cable - detachable | |
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Detachable Cable | - | Yes |
BATTERY AND CHARGING | Poly Blackwire C225 | KEF Porsche Design Space One |
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Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
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Battery Capacity | - | 850 mAh | |
Battery Life | - | 110 hour(s) |
CONNECTIONS | Poly Blackwire C225 | KEF Porsche Design Space One |
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Connector Type | Headset (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
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OTHERS | Poly Blackwire C225 | KEF Porsche Design Space One |
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Service & Support | Limited warranty - 2 years | - |
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