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  3. ATH-TWX9MK3 vs earU ER-100PT

Audio Technica ATH-TWX9MK3 vs Casio earU ER-100PT

What ATH-TWX9MK3 does better (5) and where earU ER-100PT wins (3) — every spec side by side.

Audio Technica ATH-TWX9MK3
Audio Technica · 2026ATH-TWX9MK3
8.4Score
5 advantages≈ $280
Higher score
vs
Casio earU ER-100PT
Casio · 2026earU ER-100PT
7.8Score
3 advantages≈ $300
8.9Battery9.6
4.6Build & features2.7

Why is ATH-TWX9MK3 better than earU ER-100PT?

  1. Hi-res codec (LDAC / aptX HD / LHDC)Yes · earU ER-100PT: No
  2. Battery life15 h vs 14 h+7%
  3. LDACYes · earU ER-100PT: No
  4. Bluetooth version6 vs 5.4+11%
  5. Earbud weight (each)5.1 g vs 8 g+57%

Why is earU ER-100PT better than ATH-TWX9MK3?

  1. aptXNo · ATH-TWX9MK3: Yes
  2. Driver size5.8 mm vs 10 mm+72%
  3. Charging time2.5 h vs 1.5 h+67%
Specifications

Side by side

Sound
FitIn-earOpen-ear
Ear cup design—Open-back
Driver typeDynamicDynamic
Driver size5.8 mm10 mm
Lowest frequency10 Hz—
Highest frequency40,000 Hz—
Impedance16 Ω—
Sensitivity107 dB—
Hi-Res AudioYes—
Adjustable equaliserYesYes
Noise control
Active noise cancellingYes—
Transparency / ambient modeYes—
Battery & charging
Battery life15 h14 h
Battery life with ANC11 h—
Charging time2.5 h1.5 h
Wireless charging (case)Yes—
Connectivity
WirelessYesYes
Bluetooth version65.4
Bluetooth codecsLDAC, LHDC, LC3, AAC, SBCaptX, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)YesNo
aptXNoYes
LDACYesNo
Multipoint (two devices)YesYes
LE AudioYes—
USB-CYesYes
Design & build
Earbud weight (each)5.1 g8 g
Protection ratingIPX4IPX4
Water resistance (IPx)IPx4IPx4
Features
Touch controlsYes—
Hands-free callsYesYes
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