JBL Tune 670NC vs Sennheiser PXC 550-II – Which One Should You Buy? (2026)

JBL Pure Bass Sound. Bluetooth 5.3 with LE Audio*. Hands-free calls with Voice Aware. Customize your listening experience. Up To 44 hours of Battery Life with ANC ON. Up To 70 hours of Battery Life with ANC OFF. Adaptive Noise Cancelling with Smart Ambient. JBL Tune 670NC headphones feature renowned JBL Pure Bass soundâ€”the same that powers the most famous music venues all around the world. Easily control your sound and manage your calls from your headphones with the convenient buttons on the ear-cup. Hear your voice while you're talking, with the help of VoiceAware. Download the free JBL Headphones App to tailor the sound to your taste by choosing one of the pre-set EQ modes or adjusting the EQ curve according to your content, your style, your taste. Voice Prompts in your language guide you through the Tune 670NCâ€™s other features. Adaptive Noise Cancelling means zero distractions when it's time to focus on your studiesâ€”or get your groove on. And if you want to hear the world around you without removing your headphones, Ambient Aware and TalkThru sharpen the sounds of your surroundings or voices. Easily activate these Ambient Sound Control modes through the JBL Headphones app. Wirelessly stream high-quality JBL Pure Bass Sound from your smartphone with the help of the latest Bluetooth technology. Optimize the Bluetooth performance with the Smart Audio & Video feature in the JBL Headphones app by selecting the Audio (for the best sound quality) or the Video ( for an optimal gaming and video output ) modes. *Available via OTA update at a later stage.

Smart Pause Autopilot. First Class Call Quality. The Sound of Smart Travel. Your Personal Travel Assistant. Long Lasting Comfort, One Charge Travel One touch access to voice assistant: with the touch of a single button you have access to your AI helper: Siri, hey google and Alexa. Smart pause (activated via the app) auto on and off: swivel the ear cups to turn off, sensors detect when you wear the headphone and play or pause music. Touch control: a touch pad on the right ear cup provides vol, play, stop, pause and track skipping control, touching the ear cup allows you to take an incoming call. Exceptional battery performance up to 30 hours: the pxc 550-ii wireless delivers up to 30 hours of battery life, you can travel from London to Hong Kong and back with just one charge. Superior sound quality and active noise cancellation: the pxc 550-ii delivers Sennheiser .legendary sound quality, active noise cancellation reduces the ambient noise around you and can be adjusted.

Key Differences

From a usability standpoint, both models provide a reliable and premium headphone experience. Sennheiser PXC 550-II and JBL Tune 670NC offer different noise cancellation capabilities (Active / Passive vs Adaptive Noise Cancelling), which can impact how effectively they block external noise. The frequency response differs (17 Hz - 23000 Hz vs 20 Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. Battery life varies between the two (30 Hours vs 70 Hours), which affects how long you can use them on a single charge. Impedance levels vary (490 ohm vs 32 Ohms), which can affect compatibility and audio output when used with different devices. Both headphones are equipped with capable drivers that deliver balanced sound output suitable for music, calls, and entertainment. If you're comparing Sennheiser PXC 550-II and JBL Tune 670NC, both models offer a strong combination of sound performance, comfort, and modern wireless features. Sennheiser PXC 550-II uses Bluetooth 5.0 while JBL Tune 670NC supports Bluetooth 5.3, which can impact connectivity stability and efficiency. There is a noticeable difference in weight (227 gm vs 174 GM), which may affect comfort during extended use.

Verdict: Choosing between Sennheiser PXC 550-II and JBL Tune 670NC depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Battery Life: 30 Hours vs 70 Hours
Noise Cancelling: Active / Passive vs Adaptive Noise Cancelling
Bluetooth: 5.0 vs 5.3
Weight: 227 gm vs 174 GM
Impedance: 490 ohm vs 32 Ohms

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Key Differences

Top Differences