Bowers & Wilkins PI4 vs JBL Tune 660NC – Which One Should You Buy? (2026)

A measured feel. Fits like no other. Donâ€™t miss a thing. Adaptive Noise Cancelling. World-first fully active 2-way wireless earbuds. This is Bowers & Wilkins Dual Driver technology. No matter what youâ€™re listening to, or watching, or playing, hear what you were meant to hear. If you stay out longer than expected and need a little more from your PI4 a 15 minute quick charge will carry your adventure for another two hours. Soft silicone and rubber together make the PI4 feel specifically designed for how and where you listen. 12-hour battery life allows you to go from night to day without missing a beat. If thatâ€™s not enough, a 15-minute quick charge gets three hours of immediate playback. Customised 14mm drivers pack full sound in a small space. Designed by the same team behind our 800 Diamond Series speakers used in Abbey Road Studios, the drivers ensure you stay immersed in music wherever you go.

JBL Pure Bass Sound. Up To 44 hours of Battery Life with ANC ON. Up To 55 hours of Battery Life with ANC OFF. Keep the noise out and enjoy your music with active noise cancellation. The tune 660nc wireless headphones feature renowned jbl pure bass sound, which can be found in the most famous venues all around the world. With wireless bluetooth 50 streaming, you can stream wirelessly from your device and even switch between two devices so that you don't miss a call. Easily control your sound and manage your calls from your headphones with the convenient buttons and the mic on the ear-cup or use the ear-cup button to quickly reach your device's voice assistant. Listen wirelessly for 44 hours with active noise cancelling for long-lasting fun or for up to 55 hours with Bluetooth only get 2 hours extra with just a 5-minute charge using the convenient USB type-c cable enjoy endlessly in wired mode, using the detachable cable provided.

Key Differences

Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The driver size differs between the two (14.2 mm vs 32 mm), which can influence sound depth, bass response, and overall audio clarity. Bowers & Wilkins PI4 and JBL Tune 660NC offer different noise cancellation capabilities (Adaptive vs Active Noise Cancelling), which can impact how effectively they block external noise. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. Impedance levels vary (32 ohm vs 32 Ohms), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (40 gm vs 166 GM), which may affect comfort during extended use. Bowers & Wilkins PI4 and JBL Tune 660NC are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. The frequency response differs (10 Hz - 30000 kHz vs 20 Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. Battery life varies between the two (12 Hours vs 55 Hours), which affects how long you can use them on a single charge.

Verdict: Both headphones offer strong performance, and the right choice depends on your priorities such as battery life, comfort, and noise cancellation.

Top Differences

Battery Life: 12 Hours vs 55 Hours
Noise Cancelling: Adaptive vs Active Noise Cancelling
Driver Size: 14.2 mm vs 32 mm
Weight: 40 gm vs 166 GM
Impedance: 32 ohm vs 32 Ohms

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Key Differences

Top Differences