7Hz Salnotes Zero vs Tangzu Waner S.G: which should you buy?

On aggregated review scores the Tangzu Waner S.G comes out ahead with a HearWiki score of 82. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Tangzu Waner S.G - Outstanding overall at around $19.

Wired IEMs

Score breakdown

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

Tangzu Waner S.G leads on 5 of 5 measures.

7Hz Salnotes Zero
Tangzu Waner S.G

HearWiki score

Sound

7.4

8.0

Calls

4.5

Value

8.8

9.5

Price (USD)

$20

$19

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?

Same generation

Both shipped in 2022. These are the same generation of hardware - nothing in the radio, the codecs or the noise cancelling separates them. Nothing separates them on convenience features either, so the choice comes down to tuning and price.

Salnotes Zero2022
Waner S.G2022

Specifications

Salnotes ZeroWaner S.G

Type: Wired IEMs; Wired IEMs
Price (USD): $20; $19
HearWiki score: 75; 82
Released: 2022; 2022
Availability: Still sold new; Still sold new
Driver: 1DD; 10 mm dynamic
Driver type: dynamic; dynamic
Driver configuration: 1DD; -
Driver size: 10 mm; 10 mm
Drivers per side: 1; -
Impedance: 32 Ω; 20 Ω
Active noise cancelling: No; -
Weight: 5.8 g; 4 g
Detachable cable: Yes; -
Connector: 2-pin 0.78 mm; -

Specification comparison of 7Hz Salnotes Zero vs Tangzu Waner S.G
Spec	7Hz Salnotes Zero	Tangzu Waner S.G
Type	Wired IEMs	Wired IEMs
Price (USD)	$20	$19
HearWiki score	75 / 100 Great	82 / 100 Outstanding
Released	2022	2022
Audio
Driver	1DD	10 mm dynamic
Driver type	dynamic	dynamic
Driver configuration	1DD	-
Driver size	10 mm	10 mm
Drivers per side	1	-
Impedance	32 Ω	20 Ω
Features
Active noise cancelling	No	-
Design
Weight	5.8 g	4 g
Detachable cable	Yes	-
Connector	2-pin 0.78 mm	-

What reviewers said

7Hz Salnotes Zero

The 7Hz Salnotes Zero is a wired, ultra-budget IEM that delivers a clean, balanced sound signature well beyond its price point. With a lightweight build and easy-to-drive 10mm dynamic driver, it’s a strong entry-level choice for listeners seeking neutral-leaning audio. Its main limitations are the lack of wireless features and any formal water-resistance rating, but for the cost, the tuning and value are exceptional.

Pro:Excellent neutral tuning for the price
Pro:Very lightweight and comfortable
Pro:Easy to drive from any source

Con:No wireless or ANC capabilities
Con:No official water-resistance rating
Con:Build feels basic compared to pricier models

Tangzu Waner S.G

The Tangzu Waner S.G is a budget-friendly wired IEM with a compact, lightweight build and a 10mm dynamic driver. Its tuning leans warm and smooth, offering a relaxed, music-first sound that punches well above its price point for everyday listening.

Pro:Warm, easygoing sound signature
Pro:Very lightweight and compact
Pro:Detachable 0.78mm two-pin cable

Con:No active noise cancellation
Con:Lacks water resistance
Con:Not for those seeking technical detail

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

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New comparison 7Hz Salnotes Zero Tangzu Waner S.G