In depth comparison and review of KEF Porsche Design Space One and JBL Quantum 400. 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 | JBL Quantum 400 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Height | 8.2 cm | - | |
| Width | 19.5 cm | - | |
| Depth | 17 cm | - | |
| Weight | 330 g | 274 g | JBL Quantum 400 are lighter than KEF Porsche Design Space One headphones. |
| Colour | Titanium | Black | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | KEF Porsche Design Space One | JBL Quantum 400 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| 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 | |
| Built-in Decoders | - | DTS | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | 12 mW | 30 mW | |
| Sensitivity | 94 dB | 98 dB | JBL Quantum 400 have higher sensitivity than KEF Porsche Design Space One. |
| Impedance | 16 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | - | |
| Magnet Material | Neodymium | - | |
| Features | Voice control, Bluetooth aptX technology | JBL Quantum SURROUND |
| MICROPHONE | KEF Porsche Design Space One | JBL Quantum 400 |
|---|
| Form Factor | Built-in | Detachable headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 10 - 10000 Hz | |
| Sensitivity | - | -40 dB |
| CABLE | KEF Porsche Design Space One | JBL Quantum 400 |
|---|
| Cable Type | Headphones cable - detachable | - | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | KEF Porsche Design Space One | JBL Quantum 400 |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Capacity | 850 mAh | - | |
| Battery Life | 110 hour(s) | - |
| CONNECTIONS | KEF Porsche Design Space One | JBL Quantum 400 |
|---|
| 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 | JBL Quantum 400 |
|---|
| Software Included | - | JBL Quantum Engine | |
|---|---|---|---|
| Service & Support | - | 1-year warranty |
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