In depth comparison and review of KEF Porsche Design Space One and Poly Blackwire 3320. 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 | Poly Blackwire 3320 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - USB | |
|---|---|---|---|
| Series | - | 3300 Series | |
| Height | 8.2 cm | - | |
| Width | 19.5 cm | - | |
| Depth | 17 cm | - | |
| Weight | 330 g | 130 g | Poly Blackwire 3320 are lighter than KEF Porsche Design Space One headphones. |
| Colour | Titanium | - | |
| Protection | - | Hearing protection | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | KEF Porsche Design Space One | Poly Blackwire 3320 |
|---|
| 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 | 94 dB | Both headphones offer the same sensitivity. |
| Impedance | 16 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 32 mm | KEF Porsche Design Space One have a thicker diaphragm than Poly Blackwire 3320. |
| Magnet Material | Neodymium | - | |
| Features | Voice control, Bluetooth aptX technology | SoundGuard Technology | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | KEF Porsche Design Space One | Poly Blackwire 3320 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Noise Cancelling | - | Yes | Poly Blackwire 3320 microphone can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB |
| REMOTE CONTROL | KEF Porsche Design Space One | Poly Blackwire 3320 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | KEF Porsche Design Space One | Poly Blackwire 3320 |
|---|
| Cable Type | Headphones cable - detachable | Headset cable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | KEF Porsche Design Space One | Poly Blackwire 3320 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 850 mAh | - | |
| Battery Life | 110 hour(s) | - |
| CONNECTIONS | KEF Porsche Design Space One | Poly Blackwire 3320 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | USB (4 PIN USB Type A) |
|---|
| OTHERS | KEF Porsche Design Space One | Poly Blackwire 3320 |
|---|
| Software Certification | - | Certified for Microsoft Teams | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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