LG HBS-SL6S Black vs JBL Live 670NC – Which Headphones Are Better? (2026)

Retractable Earbuds. External Mono Speaker. Crafted with Meridian Technology. Multi-Layer Metal for Better Sound. Comfort and Productivity All-day Long. Long Lasting and Fast Charging Battery. The Pioneers of High Resolution Audio, Meridian. Quick, seamless BluetoothÂ® pairing means you can get back to work without missing a beat. Low battery doesnâ€™t have to disrupt your flow. Get up to 3 hours of use from a short 10-minute charge.

JBL Signature Sound and surround sound. Up To 50 hours of Battery Life with ANC ON. Up To 65 hours of Battery Life with ANC OFF. Auto Play & Pause : Take the headphones off, the music stops. Put it back on, the music starts again. It genuinely couldn't be simpler. JBL Signature Sound & Surround Sound : Along with powerful JBL Signature Sound, the 40mm drivers offer immersive JBL Spatial Sound that turns any stereo content from any device into virtual surround sound. Up To 65 Hours* Of Battery Life & Speed Charge : Listen wirelessly for up to 50 hours and recharge the battery in as little as 2 hours with the convenient Type-C USB cable. In a hurry? A quick 5 min charge gives you 4 hours of music. *BT on/ANC off True Adaptive Noise Cancelling With Smart Ambient : With four noise-sensing mics, True Adaptive Noise Cancelling means zero distractions whether youâ€™re focusing on studying or getting lost in the music. Or turn on Smart Ambient to hear your surroundings. Bluetooth 5.3 With LE Audio Supported* : Wirelessly stream high-quality sound even at lower bit rates with Bluetooth 5.3. Audio Mode gives the best available sound while Video Mode ensures the sound and visuals are always in sync. *Available via OTA update. Personi-Fi 2.0 : The My JBL Headphones app personalizes your sound experience just for you. Just take the quick and easy hearing test and it automatically sets up a custom sound profile thatâ€™s ready to go every time you put on your headband. Thatâ€™s it.

Key Differences

Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Battery life varies between the two (8 Hours vs 65 Hours), which affects how long you can use them on a single charge. There is a noticeable difference in weight (45.3 gm vs 219 GM), which may affect comfort during extended use. The frequency response differs (NA vs 20 Hz - 20KHz, AUX Mode : 20 Hz ~ 40KHz), which can influence how well the headphones reproduce lows, mids, and highs. LG HBS-SL6S Black and JBL Live 670NC offer different noise cancellation capabilities (NA vs True Adaptive Noise Cancelling), which can impact how effectively they block external noise. LG HBS-SL6S Black and JBL Live 670NC are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Impedance levels vary (NA vs 32 Ohms), which can affect compatibility and audio output when used with different devices. The driver size differs between the two (NA vs 40 mm), which can influence sound depth, bass response, and overall audio clarity. LG HBS-SL6S Black uses Bluetooth 5.0 while JBL Live 670NC supports Bluetooth 5.3, which can impact connectivity stability and efficiency.

Verdict: Choosing between LG HBS-SL6S Black and JBL Live 670NC depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Battery Life: 8 Hours vs 65 Hours
Noise Cancelling: NA vs True Adaptive Noise Cancelling
Driver Size: NA vs 40 mm
Bluetooth: 5.0 vs 5.3
Weight: 45.3 gm vs 219 GM

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Key Differences

Top Differences