Sennheiser CX Plus SE True Wireless 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.

True Wireless

Sennheiser CX Plus SE True Wireless

67Good

$160

Full review data

True Wireless

Technics EAH-AZ100

86Outstanding

$250

Full review data

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.

Sennheiser CX Plus SE True Wireless
Technics EAH-AZ100

HearWiki score

Sound

7.2

9.2

Noise cancelling

5.5

8.6

Battery

5.0

8.7

Calls

5.6

7.8

Value

8.1

Price (USD)

$160

$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 Sennheiser CX Plus SE True Wireless (2021). The Technics EAH-AZ100 is the newer platform here: Bluetooth 5.3 against 5.2, Top codec LC3 against aptX Adaptive, LE Audio (LC3) and ANC type Hybrid against Feedback. It also adds Multipoint pairing.

CX Plus SE True Wireless2021
EAH-AZ10020254 yr newer

What differsCX Plus SE True WirelessEAH-AZ100

Bluetooth: 5.2; 5.3
Top codec: aptX Adaptive; LC3
LE Audio (LC3): No; Yes
ANC type: Feedback; Hybrid
Multipoint pairing: No; Yes

Level on: USB-C, Transparency mode, Custom EQ, Companion app, Water resistance.

Specifications

CX Plus SE True WirelessEAH-AZ100

Type: True Wireless; True Wireless
Price (USD): $160; $250
HearWiki score: 67; 86
Released: 2021; 2025
Availability: Still sold new; Sold new
Driver: 7 mm dynamic; 10 mm dynamic
Driver type: dynamic; dynamic
Driver size: 7 mm; 10 mm
Drivers per side: 1; 1
Frequency response: 5 Hz - 21 kHz; 20 Hz - 40 kHz
Impedance: 16 Ω; 16 Ω
Sensitivity: 114 dB/mW; -
Bluetooth: 5.2; 5.3
Codecs: SBC, AAC, aptX, aptX Adaptive; SBC, AAC, LC3, LDAC
Multipoint pairing: No; Yes
Wireless range: -; 10 m
Battery life: 8 h; 12 h
Battery life (ANC on): -; 10 h
Battery incl. case: 24 h; 28 h
Full charge time: 90 min; 120 min
Quick charge: 10 min → 1 h; 15 min → 1.2 h
Wireless charging: -; Yes
Active noise cancelling: Yes; Yes
ANC type: feedback; hybrid
Transparency mode: Yes; Yes
Companion app: Yes; Yes
Custom EQ: Yes; Yes
Wear detection: -; Yes
Controls: touch; touch
Voice assistant: -; Yes
Weight: 6 g; 11.8 g
Case weight: -; 42 g
Water resistance: IPX4; IPX4
USB-C: Yes; Yes
Microphones: 4; 2
Microphone type: -; MEMS
Call noise reduction: Yes; -
Call NR technology: beamforming; -

Specification comparison of Sennheiser CX Plus SE True Wireless vs Technics EAH-AZ100
Spec	Sennheiser CX Plus SE True Wireless	Technics EAH-AZ100
Type	True Wireless	True Wireless
Price (USD)	$160	$250
HearWiki score	67 / 100 Good	86 / 100 Outstanding
Released	2021	2025
Audio
Driver	7 mm dynamic	10 mm dynamic
Driver type	dynamic	dynamic
Driver size	7 mm	10 mm
Drivers per side	1	1
Frequency response	5 Hz - 21 kHz	20 Hz - 40 kHz
Impedance	16 Ω	16 Ω
Sensitivity	114 dB/mW	-
Wireless
Bluetooth	5.2	5.3
Codecs	SBC, AAC, aptX, aptX Adaptive	SBC, AAC, LC3, LDAC
Multipoint pairing	No	Yes
Wireless range	-	10 m
Battery
Battery life	8 h	12 h
Battery life (ANC on)	-	10 h
Battery incl. case	24 h	28 h
Full charge time	90 min	120 min
Quick charge	10 min → 1 h	15 min → 1.2 h
Wireless charging	-	Yes
Features
Active noise cancelling	Yes	Yes
ANC type	feedback	hybrid
Transparency mode	Yes	Yes
Companion app	Yes	Yes
Custom EQ	Yes	Yes
Wear detection	-	Yes
Controls	touch	touch
Voice assistant	-	Yes
Design
Weight	6 g	11.8 g
Case weight	-	42 g
Water resistance	IPX4	IPX4
USB-C	Yes	Yes
Calls
Microphones	4	2
Microphone type	-	MEMS
Call noise reduction	Yes	-
Call NR technology	beamforming	-

What reviewers said

Sennheiser CX Plus SE True Wireless

The Sennheiser CX Plus SE True Wireless earbuds deliver a balanced, neutral sound with solid active noise cancellation in a compact, IPX4-rated design. They offer broad codec support including aptX Adaptive, touch controls, and app-based EQ, making them a versatile all-rounder for commuting and everyday listening. While battery life is decent, real-world performance can vary with volume and ANC usage, and some users may find the fit or app experience less than ideal.

Pro:Balanced, neutral sound signature
Pro:Effective ANC with transparency mode
Pro:Broad codec support including aptX Adaptive

Con:Battery life varies with volume and ANC
Con:Companion app can be frustrating
Con:Fit may not suit all ear shapes

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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