In depth comparison and review of Bowers & Wilkins PX7 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 | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | Headset - wired - USB, 3.5 mm jack | |
|---|---|---|---|
| Height | 22 cm | - | |
| Width | 17.5 cm | - | |
| Depth | 8 cm | - | |
| Weight | 304 g | 274 g | JBL Quantum 400 are lighter than Bowers & Wilkins PX7 headphones. |
| Colour | Carbon | Space grey | Silver | Black | |
| Earpad Material | Soft leather, memory foam | Memory foam | |
| Headband Material | Carbon fibre | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | Bowers & Wilkins PX7 can be folded. |
| Connectivity Technology | Wireless, wired | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 5.0 | - | |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Generic Access Profile (GAP), Service Discovery Application Profile (SDAP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | - | |
| Bluetooth Audio Codec | SBC, AAC, aptX, aptX HD | - | |
| Active Noise Cancelling | Yes | - | Bowers & Wilkins PX7 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Cancelling | - | |
| Noise Isolating | Yes | - | Bowers & Wilkins PX7 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | - | DTS | |
| Frequency Response | 10 - 30000 Hz | 20 - 20000 Hz | Bowers & Wilkins PX7 offer a larger frequency range than JBL Quantum 400. |
| Max Input Power | - | 30 mW | |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | 111 dB | 98 dB | Bowers & Wilkins PX7 have higher sensitivity than JBL Quantum 400. |
| Impedance | 20 Ohm | 32 Ohm | |
| Diaphragm | 43.6 mm | - | |
| Features | - | JBL Quantum SURROUND |
| MICROPHONE | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Form Factor | Built-in | Detachable headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Noise Cancelling | Yes | - | Bowers & Wilkins PX7 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | CVC2 (Clear Voice Communication v2) | - | |
| Frequency Response | - | 10 - 10000 Hz | |
| Sensitivity | - | -40 dB | |
| Microphones Included | 6 | - |
| REMOTE CONTROL | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Controls | Volume control, on/off, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - detachable - 1.2 m |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Sensors | Proximity sensor | - |
|---|
| BATTERY AND CHARGING | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Life | 30 hour(s) | - | |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 30 hours Continuous playback (with 15 min charge): up to 5 hours |
- |
| CONNECTIONS | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Bowers & Wilkins PX7 | JBL Quantum 400 |
|---|
| Included Accessories | Carrying case | - | |
|---|---|---|---|
| Software Included | - | JBL Quantum Engine | |
| Service & Support | Limited warranty - 2 years | 1-year warranty |
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