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Technics EAH-AZ100 vs Technics EAH-AZ70W: which should you buy?

On aggregated review scores the Technics EAH-AZ100 comes out ahead with a HearWiki score of 86. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Technics EAH-AZ100 - Outstanding overall at around $250.

Score breakdown

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

Technics EAH-AZ100 leads on 6 of 7 measures.

  • Technics EAH-AZ100
  • Technics EAH-AZ70W
HearWiki score
86
53
Sound
9.2
6.5
Noise cancelling
8.6
6.6
Battery
8.7
5.2
Calls
7.8
6.0
Value
8.1
2.5
Price (USD)
$250
$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 Technics EAH-AZ70W (2020). The Technics EAH-AZ100 is the newer platform here: Top codec LC3 against AAC and LE Audio (LC3). It also adds Multipoint pairing, Wireless charging, Wear detection and Custom EQ.

  • EAH-AZ10020255 yr newer
  • EAH-AZ70W2020
What differsEAH-AZ100EAH-AZ70W

Platform

Top codec
LC3
AAC
LE Audio (LC3)
Yes
No

Everyday features

Multipoint pairing
Yes
No
Wireless charging
Yes
No
Wear detection
Yes
No
Custom EQ
Yes
No

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

Specifications

EAH-AZ100EAH-AZ70W
Type
True Wireless
True Wireless
Price (USD)
$250
$250
HearWiki score
86
53
Released
2025
2020
Availability
Sold new
Still sold new
Driver
10 mm dynamic
10 mm dynamic
Driver type
dynamic
dynamic
Driver size
10 mm
10 mm
Drivers per side
1
1
Frequency response
20 Hz - 40 kHz
20 Hz - 20 kHz
Impedance
16 Ω
-
Bluetooth
5.3
-
Codecs
SBC, AAC, LC3, LDAC
SBC, AAC
Multipoint pairing
Yes
No
Wireless range
10 m
10 m
Battery life
12 h
6.5 h
Battery life (ANC on)
10 h
6.5 h
Battery incl. case
28 h
-
Full charge time
120 min
120 min
Quick charge
15 min → 1.2 h
15 min → 1.2 h
Wireless charging
Yes
No
Active noise cancelling
Yes
Yes
ANC type
hybrid
hybrid
Transparency mode
Yes
Yes
Companion app
Yes
Yes
Custom EQ
Yes
No
Wear detection
Yes
No
Controls
touch
touch
Voice assistant
Yes
Alexa, Google Assistant, Siri
Weight
11.8 g
7 g
Case weight
42 g
65 g
Water resistance
IPX4
IPX4
USB-C
Yes
Yes
Connector
-
USB-C
Microphones
2
1
Microphone type
MEMS
MEMS

What reviewers said

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

Technics EAH-AZ70W

The Technics EAH-AZ70W earbuds deliver strong audio performance and effective hybrid noise cancellation, positioning them as a solid first true-wireless effort from the brand. They offer a premium build, comfortable fit, and practical features like transparency mode and touch controls, though battery life falls slightly short of claims in real-world use and lacks some modern conveniences.

  • Pro:Excellent sound quality with 10 mm drivers
  • Pro:Effective hybrid active noise cancellation
  • Pro:Premium build and comfortable fit
  • Con:Battery life is below stated figures in real use
  • Con:No multipoint connection support
  • Con:No wireless charging capability

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

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