Side by side comparison and review of Sennheiser PXC 550-II and JBL LIVE 660NC. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 17.4 cm | - | |
| Width | 13.6 cm | - | |
| Depth | 6.3 cm | - | |
| Weight | 227 g | 265 g | Sennheiser PXC 550-II are lighter than Sennheiser PXC 550-II headphones. |
| Colour | - | Blue | White | Black | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Adjustable Headband | Yes | Yes | |
| Foldable | Yes | - | Sennheiser PXC 550-II can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancelling | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound | |
| Frequency Response | 17 - 23000 Hz | 16 - 20000 Hz | Sennheiser PXC 550-II offer a larger frequency range than JBL LIVE 660NC. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 110 dB | 97 dB/mW | Sennheiser PXC 550-II have higher sensitivity than JBL LIVE 660NC. |
| Impedance | 490 Ohm | 32 Ohm | |
| Max Sound Pressure | - | 94 dB | |
| Diaphragm | 32 mm | 40 mm | JBL LIVE 660NC have a thicker diaphragm than Sennheiser PXC 550-II. |
| Features | - | Voice control, TalkThru technology, MultiPoint Technology, Ambient Aware, Google Fast Pair, Auto Play, Auto Pause, Speed Charge, Smart Ambient |
| MICROPHONE | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Stereo | |
| Frequency Response | 50 - 10000 Hz | - | |
| Sensitivity | -34 dBV/Pascal | -19 dBV/Pascal | |
| Microphones Included | 3 | - |
| REMOTE CONTROL | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Controls | Mute, volume, answer/end, hold, play/pause, next/previous track | Voice assistant |
|---|
| CABLE | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Cable Type | USB charge cable Audio cable |
USB-C charge cable - detachable Headphones cable - detachable |
|
|---|---|---|---|
| Detachable Cable | Yes | Yes |
| FEATURES | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Internet of Things (IoT) Compatible | Yes | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Assistant, Alexa | Google Assistant, Alexa | |
| Additional Functions | Touch panel | - |
| BATTERY AND CHARGING | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Battery Type | Headphone battery rechargeable - lithium | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 750 mAh | |
| Battery Life | 30 hour(s) | 50 hour(s) | JBL LIVE 660NC lasts longer on a single charge than the Sennheiser PXC 550-II. |
| Battery Life Details | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
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 | 3 hour(s) | 2 hour(s) | JBL LIVE 660NC recharge faster than Sennheiser PXC 550-II. |
| CONNECTIONS | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser PXC 550-II | JBL LIVE 660NC |
|---|
| Included Accessories | Carrying case, airplane adapter | Carrying case, USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | Android phone | |
| Compliant Standards | MFI | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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