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Mifo 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.

  • Mifo S
  • Technics EAH-AZ100
HearWiki score
50
86
Sound
5.5
9.2
Noise cancelling
4.0
8.6
Battery
4.7
8.7
Calls
5.2
7.8
Value
-
8.1
Price (USD)
$140
$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 Mifo S (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).

  • S2022
  • EAH-AZ10020253 yr newer
What differsSEAH-AZ100

Platform

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

Everyday features

Multipoint pairing
No
Yes
Wireless charging
No
Yes
Wear detection
No
Yes
Custom EQ
No
Yes
Water resistance
IP67
IPX4

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

Specifications

SEAH-AZ100
Type
True Wireless
True Wireless
Price (USD)
$140
$250
HearWiki score
50
86
Released
2022
2025
Availability
Discontinued
Sold new
Driver
balanced armature
10 mm dynamic
Driver type
balanced-armature
dynamic
Driver size
-
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
SBC, AAC, LC3, LDAC
Multipoint pairing
No
Yes
Wireless range
-
10 m
Battery life
7 h
12 h
Battery life (ANC on)
4 h
10 h
Battery incl. case
34 h
28 h
Full charge time
90 min
120 min
Quick charge
-
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
No
Yes
Wear detection
No
Yes
Controls
touch
touch
Voice assistant
-
Yes
Weight
3.5 g
11.8 g
Case weight
-
42 g
Water resistance
IP67
IPX4
USB-C
Yes
Yes
Microphones
6
2
Microphone type
-
MEMS

What reviewers said

Mifo S

The Mifo S are ultra-compact true wireless earbuds with hybrid active noise cancellation, an IP67 rating, and a balanced-armature driver. They're designed for comfort and sports use, though their battery life is modest and the sound signature may not satisfy audiophiles.

  • Pro:Extremely small and lightweight design
  • Pro:Strong comfort for long wear or sleep
  • Pro:Hybrid ANC and transparency mode included
  • Con:Battery life is limited, especially with ANC on
  • Con:Sound quality is only average for the price
  • Con:No multipoint or wireless charging support

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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