Bowers & Wilkins Pi7 S2 vs Audio Technica ATH-TWX7 – Detailed Specs Comparison (2026)

Fast charging support. High performance DSP. 2-way drive unit design. Wireless and USB-C charging. Waterproof IP54 earbuds only. Adaptive ANC noise-cancellation. Audio retransmission from charging case. Wireless audio retransmission technology. True 24-bit connection with aptXâ„¢ Adaptive. Hear music and movies as the artist intended. 9.2mm Dynamic Drive with Balanced Armature. Three microphones per earbud for calls and ANC. In-ear noise cancelling True Wireless headphones.

Flexible dual- or single-ear usability. Rain & water splashproof design IPX4*-equivalent. Call test function allows you to check the tone and clarity of your voice. LDAC codec compatibility enables playback of 24-bit/96 kHz audio files. The microphone can be easily muted during calls via built-in controls on the earbuds. Compact, truly wireless in-ear headphones with digital hybrid noise-cancelling technology. Approximately 6.5 hours of continuous playback and up to 13.5 hours of extended use with the charger ( for 20 hours total ). 5.8 mm high-resolution drivers, adopted from the ATH-TWX9, deliver an extended high-frequency range and improved sound detail. MEMS mics, a high-accuracy noise-cancelling processor, and a proprietary filter work together to deliver stellar noise-cancelling performance. High-performance MEMS mics, beamforming technology, and two selectable call modes (Natural and Noise-Reduction) ensure crystal-clear call quality.

Key Differences

Impedance levels vary (NA vs 16 ohm), which can affect compatibility and audio output when used with different devices. Battery life varies between the two (16 Hours vs 6.5 Hours), which affects how long you can use them on a single charge. The frequency response differs (2402 MHz To 2480 MHz vs 10Hz - 40KHz), which can influence how well the headphones reproduce lows, mids, and highs. The driver size differs between the two (9.2 mm vs 5.8 mm), which can influence sound depth, bass response, and overall audio clarity. There is a noticeable difference in weight (47 Gm vs 55.9 GM), which may affect comfort during extended use. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Bowers & Wilkins Pi7 S2 and Audio Technica ATH-TWX7 are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. Bowers & Wilkins Pi7 S2 and Audio Technica ATH-TWX7 offer different noise cancellation capabilities (A ANC vs Active Noise Cancelling), which can impact how effectively they block external noise. Bowers & Wilkins Pi7 S2 uses Bluetooth 5.0 while Audio Technica ATH-TWX7 supports Bluetooth 5.1, which can impact connectivity stability and efficiency.

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: 16 Hours vs 6.5 Hours
Noise Cancelling: A ANC vs Active Noise Cancelling
Driver Size: 9.2 mm vs 5.8 mm
Bluetooth: 5.0 vs 5.1
Weight: 47 Gm vs 55.9 GM

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Key Differences

Top Differences