Dell Pro Plus Earbuds - EB525 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

Dell Pro Plus Earbuds - EB525

77Great

$190

Full review data

True Wireless

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

Technics EAH-AZ100 leads on 5 of 7 measures.

Dell Pro Plus Earbuds - EB525
Technics EAH-AZ100

HearWiki score

Sound

7.0

9.2

Noise cancelling

6.0

8.6

Battery

8.0

8.7

Calls

9.0

7.8

Value

7.0

8.1

Price (USD)

$190

$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?

Half a step newer

Dell Pro Plus Earbuds - EB525 (2026) against Technics EAH-AZ100 (2025). The Dell Pro Plus Earbuds - EB525 edges ahead on platform, but only just: ANC type Adaptive against Hybrid. It also adds Water resistance IP54 against IPX4.

Pro Plus Earbuds - EB52520261 yr newer
EAH-AZ1002025

What differsPro Plus Earbuds - EB525EAH-AZ100

ANC type: Adaptive; Hybrid
Water resistance: IP54; IPX4

Level on: Bluetooth, Multipoint pairing, Wireless charging, USB-C, Transparency mode, Custom EQ, Companion app.

Specifications

Pro Plus Earbuds - EB525EAH-AZ100

Type: True Wireless; True Wireless
Price (USD): $190; $250
HearWiki score: 77; 86
Released: 2026; 2025
Availability: Sold new; Sold new
Driver: 11.6 mm driver; 10 mm dynamic
Driver type: -; dynamic
Driver size: 11.6 mm; 10 mm
Drivers per side: -; 1
Frequency response: 20 Hz - 20 kHz; 20 Hz - 40 kHz
Impedance: -; 16 Ω
Sensitivity: 106 dB/mW; -
Bluetooth: 5.3; 5.3
Codecs: -; SBC, AAC, LC3, LDAC
Multipoint pairing: Yes; Yes
Wireless range: 30 m; -
Battery life: 8 h; 12 h
Battery life (ANC on): -; 10 h
Battery incl. case: 33 h; 28 h
Full charge time: 120 min; 120 min
Quick charge: 5 min → 1 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
Controls: touch; touch
Voice assistant: Yes; Yes
Weight: 12 g; 11.8 g
Case weight: 50.4 g; 42 g
Water resistance: IP54; IPX4
USB-C: Yes; Yes
Microphones: -; 2
Microphone type: MEMS; -
Mic sensitivity: -35 dBV; -
Call noise reduction: Yes; -

Specification comparison of Dell Pro Plus Earbuds - EB525 vs Technics EAH-AZ100
Spec	Dell Pro Plus Earbuds - EB525	Technics EAH-AZ100
Type	True Wireless	True Wireless
Price (USD)	$190	$250
HearWiki score	77 / 100 Great	86 / 100 Outstanding
Released	2026	2025
Audio
Driver	11.6 mm driver	10 mm dynamic
Driver type	-	dynamic
Driver size	11.6 mm	10 mm
Drivers per side	-	1
Frequency response	20 Hz - 20 kHz	20 Hz - 40 kHz
Impedance	-	16 Ω
Sensitivity	106 dB/mW	-
Wireless
Bluetooth	5.3	5.3
Codecs	-	SBC, AAC, LC3, LDAC
Multipoint pairing	Yes	Yes
Wireless range	30 m	-
Battery
Battery life	8 h	12 h
Battery life (ANC on)	-	10 h
Battery incl. case	33 h	28 h
Full charge time	120 min	120 min
Quick charge	5 min → 1 h	15 min → 1.2 h
Wireless charging	Yes	Yes
Features
Active noise cancelling	Yes	Yes
ANC type	adaptive	hybrid
Transparency mode	Yes	Yes
Companion app	Yes	Yes
Custom EQ	Yes	Yes
Wear detection	-	Yes
Controls	touch	touch
Voice assistant	Yes	Yes
Design
Weight	12 g	11.8 g
Case weight	50.4 g	42 g
Water resistance	IP54	IPX4
USB-C	Yes	Yes
Calls
Microphones	-	2
Microphone type	MEMS	-
Mic sensitivity	-35 dBV	-
Call noise reduction	Yes	-

What reviewers said

Dell Pro Plus Earbuds - EB525

These true wireless earbuds are built with productivity in mind, offering strong call clarity, a comfortable fit, and flexible connectivity for everyday professional use. They provide a well-rounded feature set including adaptive noise cancellation and multipoint pairing, though their sound and ANC performance are competent rather than exceptional. Overall, they serve as a reliable choice for work-focused users who value communication over audiophile-grade audio.

Pro:Clear voice pickup for calls and meetings
Pro:Comfortable and compact design for all-day wear
Pro:Versatile connectivity with Bluetooth 5.3 and multipoint

Con:ANC is decent but not top-tier
Con:Microphone quality is average in noisy environments
Con:Touch controls require a learning curve

Technics EAH-AZ100

The Technics EAH-AZ100 are high-end true wireless earbuds that combine adaptive noise cancellation with a 10mm dynamic driver for rich sound, supporting LDAC and AAC codecs. They deliver up to 12 hours of playback on a single charge (10 with ANC), extend to 28 hours with the case, and offer multipoint pairing for up to three devices. With IPX4 sweat resistance, wireless charging, and touch controls, they're a versatile premium option.

Pro:Excellent battery life, even with ANC engaged
Pro:Multipoint connectivity for up to three devices
Pro:Supports high-resolution LDAC audio

Con:Premium price point
Con:No ear tips included in the box
Con:Touch controls may take time to master

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

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