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Sony Linkbuds S vs Technics EAH-AZ100: 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.

  • Sony Linkbuds S
  • Technics EAH-AZ100
HearWiki score
64
86
Sound
7.3
9.2
Noise cancelling
7.4
8.6
Battery
5.2
8.7
Calls
6.8
7.8
Value
4.8
8.1
Price (USD)
$200
$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?

Half a step newer

Technics EAH-AZ100 (2025) against Sony Linkbuds S (2023). The Technics EAH-AZ100 edges ahead on platform, but only just: Bluetooth 5.3 against 5.2. It also adds Wireless charging.

  • Linkbuds S2023
  • EAH-AZ10020252 yr newer
What differsLinkbuds SEAH-AZ100

Platform

Bluetooth
5.2
5.3

Everyday features

Wireless charging
No
Yes

Level on: Top codec, LE Audio (LC3), ANC type, Multipoint pairing, USB-C, Wear detection, Transparency mode, Custom EQ, Companion app, Water resistance.

Specifications

Linkbuds SEAH-AZ100
Type
True Wireless
True Wireless
Price (USD)
$200
$250
HearWiki score
64
86
Released
2023
2025
Availability
Still sold new
Sold new
Driver
5 mm dynamic
10 mm dynamic
Driver type
dynamic
dynamic
Driver size
5 mm
10 mm
Drivers per side
1
1
Frequency response
20 Hz - 20 kHz
20 Hz - 40 kHz
Impedance
-
16 Ω
Bluetooth
5.2
5.3
Codecs
SBC, AAC, LC3, LDAC
SBC, AAC, LC3, LDAC
Multipoint pairing
Yes
Yes
Wireless range
10 m
10 m
Battery life
9 h
12 h
Battery life (ANC on)
6 h
10 h
Battery incl. case
-
28 h
Full charge time
120 min
120 min
Quick charge
5 min → 1 h
15 min → 1.2 h
Wireless charging
No
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
Yes
Controls
touch
touch
Voice assistant
Alexa
Yes
Weight
4.8 g
11.8 g
Case weight
35 g
42 g
Water resistance
IPX4
IPX4
USB-C
Yes
Yes
Model code
WF-LS900N
-
Microphones
-
2
Microphone type
-
MEMS

What reviewers said

Sony Linkbuds S

The Sony LinkBuds S are compact true wireless earbuds that prioritize comfort and versatility, featuring hybrid active noise cancellation and a transparency mode. With support for high-quality LDAC streaming, multipoint Bluetooth, and a lightweight IPX4-rated design, they offer a balanced feature set for everyday use, though battery life is modest, especially with ANC engaged.

  • Pro:Excellent comfort and lightweight fit (4.8g per bud)
  • Pro:Strong hybrid ANC with effective transparency mode
  • Pro:Supports high-resolution LDAC and multipoint connectivity
  • Con:Battery life is short with ANC on (6 hours)
  • Con:No wireless charging support
  • Con:Small 5mm driver limits bass depth and dynamics

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.

Compare something else

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New comparisonSony Linkbuds STechnics EAH-AZ100