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Technics EAH-AZ100 vs Teufel Airy True Wireless: 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
  • Teufel Airy True Wireless
HearWiki score
86
51
Sound
9.2
7.1
Noise cancelling
8.6
0.0
Battery
8.7
5.2
Calls
7.8
5.4
Value
8.1
-
Price (USD)
$250
$180

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 Teufel Airy True Wireless (2020). The Technics EAH-AZ100 is the newer platform here: Bluetooth 5.3 against 5.0, Top codec LC3 against AAC, LE Audio (LC3) and ANC type Hybrid against None.

  • EAH-AZ10020255 yr newer
  • Airy True Wireless2020
What differsEAH-AZ100Airy True Wireless

Platform

Bluetooth
5.3
5.0
Top codec
LC3
AAC
LE Audio (LC3)
Yes
No
ANC type
Hybrid
None

Everyday features

Multipoint pairing
Yes
No
Wireless charging
Yes
No
USB-C
Yes
No
Transparency mode
Yes
No
Companion app
Yes
No
Water resistance
IPX4
IPX5

Specifications

EAH-AZ100Airy True Wireless
Type
True Wireless
True Wireless
Price (USD)
$250
$180
HearWiki score
86
51
Released
2025
2020
Availability
Sold new
Still sold new
Driver
10 mm dynamic
5.8 mm dynamic
Driver type
dynamic
dynamic
Driver size
10 mm
5.8 mm
Drivers per side
1
1
Frequency response
20 Hz - 40 kHz
20 Hz - 20 kHz
Impedance
16 Ω
32 Ω
Sensitivity
-
92.5 dB/mW
Bluetooth
5.3
5.0
Codecs
SBC, AAC, LC3, LDAC
AAC
Multipoint pairing
Yes
No
Wireless range
10 m
-
Battery life
12 h
6 h
Battery life (ANC on)
10 h
-
Battery incl. case
28 h
25 h
Full charge time
120 min
60 min
Quick charge
15 min → 1.2 h
-
Wireless charging
Yes
No
Active noise cancelling
Yes
No
ANC type
hybrid
none
Transparency mode
Yes
No
Companion app
Yes
No
Custom EQ
Yes
-
Wear detection
Yes
-
Controls
touch
touch
Voice assistant
Yes
Google Assistant, Siri
Weight
11.8 g
5 g
Case weight
42 g
-
Water resistance
IPX4
IPX5
USB-C
Yes
No
Microphones
2
2
Microphone type
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

Teufel Airy True Wireless

The Teufel Airy True Wireless offers a warm, smooth listening experience with pleasant bass, but its feature set feels dated for the price. Lacking USB-C, wireless charging, app support, and volume controls, it relies on its comfortable sound signature to justify its cost against more modern competitors.

  • Pro:Smooth, silky sound with enjoyable bass
  • Pro:Lightweight and comfortable fit
  • Pro:IPX5 water resistance for workouts
  • Con:No volume controls on the earbuds
  • Con:Lacks USB-C and wireless charging
  • Con:No app support or customization

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

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