Detailed comparison and review of Sennheiser HD 400S 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 | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 217 g | 265 g | Sennheiser HD 400S are lighter than Sennheiser HD 400S headphones. |
| Colour | Black | Blue | White | Black | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Sennheiser HD 400S can be folded. |
| 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 | |
| Noise Isolating | Yes | - | Sennheiser HD 400S are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 18 - 20000 Hz | 16 - 20000 Hz | JBL LIVE 660NC offer a larger frequency range than Sennheiser HD 400S. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Sensitivity | - | 97 dB/mW | |
| Impedance | 18 Ohm | 32 Ohm | |
| Max Sound Pressure | 120 dB | 94 dB | |
| Diaphragm | - | 40 mm | |
| Features | - | Voice control, TalkThru technology, MultiPoint Technology, Ambient Aware, Google Fast Pair, Auto Play, Auto Pause, Speed Charge, Smart Ambient |
| MICROPHONE | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | - | Stereo | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | - | -19 dBV/Pascal |
| REMOTE CONTROL | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Controls | Answer/end, play/pause, next/previous track | Voice assistant |
|---|
| CABLE | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Cable Type | Headphones cable - detachable - L shaped / mini-phone stereo 3.5 mm - 1.4 m | USB-C charge cable - detachable Headphones cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | Yes |
| FEATURES | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Intelligent Assistant | - | Google Assistant, Alexa |
|---|
| BATTERY AND CHARGING | Sennheiser HD 400S | 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 | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 400S | JBL LIVE 660NC |
|---|
| Included Accessories | - | Carrying case, USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | Android phone | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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