ATH-TWX9 vs ATH-TWX7
The ATH-TWX7's sensitivity is 100 dB against the ATH-TWX9's 102 dB. Both share impedance (16Ω), low-frequency extension (10 Hz), and high-frequency extension (40 kHz).
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The Audio-Technica ATH-TWX9 are flagship true wireless in-ear headphones featuring hybrid active noise cancellation with multiple presets (Optimized, Airplane, Train, On the Go, Office/Study, Home), hear-through/ambience modes, and low-latency gaming mode. They support high-quality codecs including Qualcomm aptX Adaptive, aptX, AAC, SBC, and Snapdragon Sound, enabling up to 24-bit/96kHz audio. Bluetooth 5.2 offers multipoint pairing for two devices, single-earbud use, and a 10m range. Each earbud houses 5.8mm dynamic drivers, dual MEMS microphones for ANC and calls (with Qualcomm cVc Gen 8.0), touch controls, and ear detection sensors. The Qi-compatible charging case includes UV sterilization. IPX4 water-resistant design suits workouts. The Audio-Technica Connect app provides EQ, ANC customization, and 360 Reality Audio personalization. Battery delivers 6 hours per charge (ANC on), up to 18.5 hours with case. Praised for detailed sound, strong bass with ANC, good call quality, and fit with multiple eartip options (3 types in 4 sizes each). Still actively sold, not discontinued.
Driver and acoustic performance characteristics
Headphone driver and design characteristics
Input and output connections
Size, weight, and appearance
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Estimated price (community-sourced)
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The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The ATH-TWX7's sensitivity is 100 dB against the ATH-TWX9's 102 dB. Both share impedance (16Ω), low-frequency extension (10 Hz), and high-frequency extension (40 kHz).
The EAH-AZ100's driver size is 10mm against the ATH-TWX9's 5.8mm and its low-frequency extension 20 Hz against 10 Hz. Both share high-frequency extension (40 kHz) and headphone type (In-ear).
The EAH-AZ80's driver size is 10mm against the ATH-TWX9's 5.8mm and its low-frequency extension 20 Hz against 10 Hz. Both share high-frequency extension (40 kHz) and headphone type (In-ear).
The Pi6's driver size is 12mm against the ATH-TWX9's 5.8mm and its weight 0.007 kg (0 lbs) against 0.0054 kg (0 lbs). Both share headphone type (In-ear) and driver type (Dynamic).
Denon PerL Pro
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