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Audio-Technica ATH-TWX9 vs Technics EAH-AZ100: which should you buy?

Specs, scores and condensed review verdicts for the Audio-Technica ATH-TWX9 vs Technics EAH-AZ100, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

Technics EAH-AZ100 leads on 7 of 7 measures.

  • Audio-Technica ATH-TWX9
  • Technics EAH-AZ100
HearWiki score
-
86
Sound
-
9.2
Noise cancelling
-
8.6
Battery
-
8.7
Calls
-
7.8
Value
-
8.1
Price (USD)
$300
$250

Generation & platform

The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?

New platform

Technics EAH-AZ100 (2025) against Audio-Technica ATH-TWX9 (2022). The Technics EAH-AZ100 is the newer platform here: Bluetooth 5.3 against 5.2, Top codec LC3 against AAC and LE Audio (LC3).

  • ATH-TWX92022
  • EAH-AZ10020253 yr newer
What differsATH-TWX9EAH-AZ100

Platform

Bluetooth
5.2
5.3
Top codec
AAC
LC3
LE Audio (LC3)
No
Yes

Level on: ANC type, Multipoint pairing, USB-C, Transparency mode, Custom EQ, Companion app, Water resistance.

Specifications

ATH-TWX9EAH-AZ100
Type
True Wireless
True Wireless
Price (USD)
$300
$250
HearWiki score
Not scored
86
Released
2022
2025
Availability
Discontinued
Sold new
Driver
5.8 mm dynamic
10 mm dynamic
Driver type
dynamic
dynamic
Driver size
5.8 mm
10 mm
Drivers per side
1
1
Frequency response
10 Hz - 40 kHz
20 Hz - 40 kHz
Impedance
16 Ω
16 Ω
Sensitivity
102 dB/mW
-
Bluetooth
5.2
5.3
Codecs
SBC, AAC
SBC, AAC, LC3, LDAC
Multipoint pairing
Yes
Yes
Wireless range
-
10 m
Battery life
6 h
12 h
Battery life (ANC on)
-
10 h
Battery incl. case
18.5 h
28 h
Full charge time
150 min
120 min
Quick charge
-
15 min → 1.2 h
Wireless charging
-
Yes
Active noise cancelling
Yes
Yes
ANC type
hybrid
hybrid
Transparency mode
Yes
Yes
Companion app
Yes
Yes
Custom EQ
Yes
Yes
Wear detection
-
Yes
Controls
touch
touch
Voice assistant
Alexa, Google Assistant
Yes
Weight
5.4 g
11.8 g
Case weight
55.9 g
42 g
Water resistance
IPX4
IPX4
USB-C
Yes
Yes
Microphones
2
2
Microphone type
MEMS
MEMS
Mic sensitivity
-38 dBV
-
Call noise reduction
Yes
-
Call NR technology
cVc
-

What reviewers said

Audio-Technica ATH-TWX9

The ATH-TWX9 are premium true wireless earbuds that blend hybrid active noise cancellation with high-resolution 5.8 mm dynamic drivers for detailed sound. They offer robust wireless features like multipoint pairing, a comfortable IPX4-rated build, and a charging case with built-in UV sterilization for added hygiene. With a compact design and solid battery life, they aim to deliver a versatile listening experience.

  • Pro:Hybrid ANC effectively reduces ambient noise
  • Pro:Supports multipoint for seamless device switching
  • Pro:IPX4 water resistance for workouts and light rain
  • Con:Battery life is modest at 6 hours per charge
  • Con:Limited codec support without aptX or LDAC
  • Con:Touch controls may be finicky for some users

Technics EAH-AZ100

The Technics EAH-AZ100 are premium true wireless earbuds that deliver rich, detailed sound through a 10mm dynamic driver, with support for high-resolution LDAC streaming. They combine effective hybrid active noise cancellation with a comfortable, IPX4-rated design, plus smart features like multipoint pairing and wireless charging for versatile daily use. With up to 12 hours of playtime on a single charge, they are built to last through long listening sessions.

  • Pro:Excellent sound quality with LDAC support
  • Pro:Strong hybrid ANC and transparency modes
  • Pro:Long battery life with wireless charging case
  • Con:Premium price point
  • Con:Touch controls may be overly sensitive
  • Con:No aptX codec support

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

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