In depth comparison and review of JBL LIVE 660NC and Sennheiser HD 250BT. 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 | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 265 g | 125 g | Sennheiser HD 250BT are lighter than JBL LIVE 660NC headphones. |
| Colour | Blue | White | Black | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | Yes | |
| Connectivity Technology | Wireless, wired | Wireless | |
| 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), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, apt-X LL | |
| 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 250BT are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Signature Sound | - | |
| Frequency Response | 16 - 20000 Hz | 20 - 22000 Hz | Sennheiser HD 250BT offer a larger frequency range than JBL LIVE 660NC. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 97 dB/mW | 110 dB | Sennheiser HD 250BT have higher sensitivity than JBL LIVE 660NC. |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 94 dB | - | |
| Diaphragm | 40 mm | 32 mm | JBL LIVE 660NC have a thicker diaphragm than Sennheiser HD 250BT. |
| Features | Voice control, TalkThru technology, MultiPoint Technology, Ambient Aware, Google Fast Pair, Auto Play, Auto Pause, Speed Charge, Smart Ambient | Audio prompts |
| MICROPHONE | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | Stereo | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | -19 dBV/Pascal | - |
| REMOTE CONTROL | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Controls | Voice assistant | Volume, on/off, answer/end, hold, play/pause, next/previous track, reject call |
|---|
| CABLE | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Cable Type | USB-C charge cable - detachable Headphones cable - detachable |
USB-C charge cable - detachable | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Intelligent Assistant | Google Assistant, Alexa | - |
|---|
| BATTERY AND CHARGING | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 750 mAh | 190 mAh | JBL LIVE 660NC have a higher battery capacity than Sennheiser HD 250BT. |
| Battery Life | 50 hour(s) | 25 hour(s) | JBL LIVE 660NC lasts longer on a single charge than the Sennheiser HD 250BT. |
| 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) | 3 hour(s) | JBL LIVE 660NC recharge faster than JBL LIVE 660NC. |
| CONNECTIONS | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | JBL LIVE 660NC | Sennheiser HD 250BT |
|---|
| Included Accessories | Carrying case, USB-C charging cable | USB-C charging cable | |
|---|---|---|---|
| Compatibility | Android phone | iPhone, Android phone | |
| Compliant Standards | - | Bluetooth Class 1 | |
| Service & Support | Limited warranty - 1 year | - |
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