Skip to content
HearWiki

AKG N400 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.

  • AKG N400
  • Technics EAH-AZ100
HearWiki score
59
86
Sound
8.7
9.2
Noise cancelling
5.2
8.6
Battery
3.9
8.7
Calls
4.8
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 AKG N400 (2020). The Technics EAH-AZ100 is the newer platform here: Bluetooth 5.3 against 5.0, Top codec LC3 against AAC and LE Audio (LC3).

  • N4002020
  • EAH-AZ10020255 yr newer
What differsN400EAH-AZ100

Platform

Bluetooth
5.0
5.3
Top codec
AAC
LC3
LE Audio (LC3)
No
Yes

Everyday features

Multipoint pairing
No
Yes
Water resistance
IPX7
IPX4

Level on: ANC type, Wireless charging, USB-C, Wear detection, Transparency mode, Custom EQ, Companion app.

Specifications

N400EAH-AZ100
Type
True Wireless
True Wireless
Price (USD)
$140
$250
HearWiki score
59
86
Released
2020
2025
Availability
Discontinued
Sold new
Driver
8.2 mm dynamic
10 mm dynamic
Driver type
dynamic
dynamic
Driver size
8.2 mm
10 mm
Drivers per side
1
1
Frequency response
10 Hz - 20 kHz
20 Hz - 40 kHz
Impedance
16 Ω
16 Ω
Sensitivity
96 dB/mW
-
Bluetooth
5.0
5.3
Codecs
SBC, AAC
SBC, AAC, LC3, LDAC
Multipoint pairing
No
Yes
Wireless range
-
10 m
Battery life
6 h
12 h
Battery life (ANC on)
5 h
10 h
Battery incl. case
12 h
28 h
Full charge time
120 min
120 min
Quick charge
-
15 min → 1.2 h
Wireless charging
Yes
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
Yes
Yes
Weight
7.7 g
11.8 g
Case weight
65 g
42 g
Water resistance
IPX7
IPX4
USB-C
Yes
Yes
Microphones
2
2
Microphone type
-
MEMS

What reviewers said

AKG N400

The AKG N400 delivers impressive, detailed sound that punches well above its price point, making it a strong contender in the budget true wireless market. It offers hybrid active noise cancellation, IPX7 water resistance, and wireless charging, though its battery life and codec support are modest compared to pricier rivals. Overall, it's a great choice for audio enthusiasts on a budget who prioritize sound quality over all-day endurance.

  • Pro:Excellent sound quality for the price
  • Pro:Hybrid ANC and transparency mode included
  • Pro:IPX7 water resistance for workouts
  • Con:Battery life is below average at 5 hours with ANC
  • Con:Only SBC and AAC codecs, no aptX
  • Con:Touch controls can be unreliable

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

Swap either side out, or start again from the picker.

New comparisonAKG N400Technics EAH-AZ100