Side by side comparison and review of Sennheiser HD 450BT and JBL LIVE 670NC. 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 HD 450BT | JBL LIVE 670NC |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 238 g | 219 g | JBL LIVE 670NC are lighter than Sennheiser HD 450BT headphones. |
| Colour | Black | White | Black | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.3 | JBL LIVE 670NC have a more advanced version of Bluetooth than Sennheiser HD 450BT. |
| 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 | - | True Adaptive Noise Canceling | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Signature Sound, JBL Spatial Sound | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 450BT offer a larger frequency range than JBL LIVE 670NC. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | - | 98 dB | |
| Impedance | - | 32 Ohm | |
| Max Sound Pressure | 108 dB | 95 dB | |
| Diaphragm | - | 40 mm | |
| Features | - | TalkThru technology, 2 devices connectivity, Ambient Aware, Auto Play, Auto Pause, Speed Charge, Smart Ambient |
| MICROPHONE | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming | - | |
| Frequency Response | 80 - 6000 Hz | - | |
| Audio Input Details | - | Beamforming | |
| Sensitivity | - | -38 dBV/Pascal | |
| Microphones Included | 2 | 2 | Both headphones have a built-in microphone. |
| REMOTE CONTROL | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Controls | - | On/off, answer/end, voice assistant |
|---|
| CABLE | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Cable Type | Audio cable - detachable USB-C charge cable - detachable |
USB-C charge cable - detachable Headphones cable - detachable - 2 m |
|
|---|---|---|---|
| Cable Length | - | 2 m | |
| Detachable Cable | - | Yes |
| FEATURES | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Features | - | Touch control | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Intelligent Assistant | - | Google Assistant, Alexa | |
| Sensors | - | Touch sensor |
| BATTERY AND CHARGING | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 600 mAh | 850 mAh | JBL LIVE 670NC have a higher battery capacity than Sennheiser HD 450BT. |
| Battery Life | 30 hours | 65 hour(s) | JBL LIVE 670NC lasts longer on a single charge than the Sennheiser HD 450BT. |
| Battery Life Details | - | Continuous playback (active noise-cancelling on) (noise cancelling ON / Bluetooth): up to 50 hours Continuous playback (active noise-cancelling off) (noise cancelling OFF / Bluetooth): up to 65 hours Continuous playback (active noise-cancelling on) (noise cancelling ON / cable connection): up to 40 hours Continuous talk (active noise-cancelling on) (noise cancelling ON): up to 28 hours Continuous talk (active noise-cancelling off) (noise cancelling OFF): up to 33 hours |
|
| Charging Time | 2 hours | 3 hour(s) | Sennheiser HD 450BT recharge faster than Sennheiser HD 450BT. |
| CONNECTIONS | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 450BT | JBL LIVE 670NC |
|---|
| Included Accessories | Carrying case | Carrying pouch, audio cable, USB-C charging cable | |
|---|---|---|---|
| Compatibility | - | Android phone, Windows, Android tablet | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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