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Soundcore Liberty 4 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.

  • Soundcore Liberty 4
  • Technics EAH-AZ100
HearWiki score
66
86
Sound
6.3
9.2
Noise cancelling
5.8
8.6
Battery
6.0
8.7
Calls
5.7
7.8
Value
4.3
8.1
Price (USD)
$130
$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?

Mixed generations

Technics EAH-AZ100 (2025) against Soundcore Liberty 4 (2022). Neither is straightforwardly newer: the Soundcore Liberty 4 brings ANC type Adaptive against Hybrid, while the Technics EAH-AZ100 answers with LE Audio (LC3).

  • Liberty 42022
  • EAH-AZ10020253 yr newer
What differsLiberty 4EAH-AZ100

Platform

LE Audio (LC3)
No
Yes
ANC type
Adaptive
Hybrid

Level on: Bluetooth, Top codec, Multipoint pairing, Wireless charging, USB-C, Wear detection, Transparency mode, Custom EQ, Companion app, Water resistance.

Specifications

Liberty 4EAH-AZ100
Type
True Wireless
True Wireless
Price (USD)
$130
$250
HearWiki score
66
86
Released
2022
2025
Availability
Still sold new
Sold new
Driver
2-driver hybrid
10 mm dynamic
Driver type
hybrid
dynamic
Driver size
9.2 mm
10 mm
Drivers per side
2
1
Frequency response
20 Hz - 40 kHz
20 Hz - 40 kHz
Impedance
16 Ω
16 Ω
Bluetooth
5.3
5.3
Codecs
SBC, AAC, 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)
7 h
10 h
Battery incl. case
28 h
28 h
Full charge time
180 min
120 min
Quick charge
15 min → 3 h
15 min → 1.2 h
Wireless charging
Yes
Yes
Active noise cancelling
Yes
Yes
ANC type
adaptive
hybrid
Transparency mode
Yes
Yes
Companion app
Yes
Yes
Custom EQ
Yes
Yes
Wear detection
Yes
Yes
Controls
touch
touch
Voice assistant
Yes
Yes
Weight
5.6 g
11.8 g
Case weight
-
42 g
Water resistance
IPX4
IPX4
USB-C
Yes
Yes
Microphones
6
2
Microphone type
-
MEMS
Call noise reduction
Yes
-

What reviewers said

Soundcore Liberty 4

The Soundcore Liberty 4 earbuds pack a robust feature set into a compact, comfortable design, including adaptive noise cancellation, wireless charging, and multipoint connectivity. They offer a very bright, detailed sound out of the box that may be too piercing for some listeners, with average ANC performance for the price. Overall, they are feature-rich but not a top-tier choice for pure audio neutrality.

  • Pro:Feature-packed for the price
  • Pro:Comfortable, lightweight fit
  • Pro:Supports LDAC and spatial audio
  • Con:Very bright tuning can sound harsh
  • Con:ANC is only average
  • Con:Touch controls can be finicky

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 comparisonSoundcore Liberty 4Technics EAH-AZ100