Detailed comparison and review of JBL Quantum 400 and JBL LIVE 660NC. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Product Type | Headset - wired - USB, 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 274 g | 265 g | JBL LIVE 660NC are lighter than JBL Quantum 400 headphones. |
| Colour | Black | Blue | White | Black | |
| Earpad Material | Memory foam | - | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Active Noise Cancelling | - | Yes | JBL LIVE 660NC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancelling | |
| Sound Output Mode | Stereo | Stereo | |
| Built-in Decoders | DTS | - | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 20 - 20000 Hz | 16 - 20000 Hz | JBL LIVE 660NC offer a larger frequency range than JBL Quantum 400. |
| Max Input Power | 30 mW | - | |
| Sensitivity | 98 dB | 97 dB/mW | JBL Quantum 400 have higher sensitivity than JBL LIVE 660NC. |
| Impedance | 32 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 94 dB | |
| Diaphragm | - | 40 mm | |
| Features | JBL Quantum SURROUND | Voice control, TalkThru technology, MultiPoint Technology, Ambient Aware, Google Fast Pair, Auto Play, Auto Pause, Speed Charge, Smart Ambient |
| MICROPHONE | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Form Factor | Detachable headset microphone | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | - | Stereo | |
| Frequency Response | 10 - 10000 Hz | - | |
| Sensitivity | -40 dB | -19 dBV/Pascal |
| REMOTE CONTROL | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Controls | - | Voice assistant |
|---|
| CABLE | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Cable Type | - | USB-C charge cable - detachable Headphones cable - detachable |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Intelligent Assistant | - | Google Assistant, Alexa |
|---|
| BATTERY AND CHARGING | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 750 mAh | |
| Battery Life | - | 50 hour(s) | |
| Battery Life Details | - | Continuous playback (active noise-cancelling on) (noise cancelling ON / Bluetooth): up to 40 hours Continuous playback (active noise-cancelling off) (noise cancelling OFF / Bluetooth): up to 50 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | JBL Quantum 400 | JBL LIVE 660NC |
|---|
| Included Accessories | - | Carrying case, USB-C charging cable | |
|---|---|---|---|
| Software Included | JBL Quantum Engine | - | |
| Compatibility | - | Android phone | |
| Service & Support | 1-year warranty | Limited warranty - 1 year |
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