7Hz x Crinacle Zero: 2 vs Tangzu Wan'er S.G: which should you buy?

On aggregated review scores the 7Hz x Crinacle Zero: 2 comes out ahead with a HearWiki score of 83. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: 7Hz x Crinacle Zero: 2 - Outstanding overall at around $25.

Wired IEMs

7Hz x Crinacle Zero: 2

83Outstanding

$25

Full review data

Wired IEMs

Score breakdown

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

7Hz x Crinacle Zero: 2 leads on 3 of 4 measures.

7Hz x Crinacle Zero: 2
Tangzu Wan'er S.G

HearWiki score

Sound

8.1

7.8

Value

9.8

9.3

Price (USD)

$25

$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

7Hz x Crinacle Zero: 2 (2023) against Tangzu Wan'er S.G (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.

x Crinacle Zero: 220231 yr newer
Wan'er S.G2022

Specifications

x Crinacle Zero: 2Wan'er S.G

Type: Wired IEMs; Wired IEMs
Price (USD): $25; $19
HearWiki score: 83; 79
Released: 2023; 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; 1
Frequency response: -; 20 Hz - 20 kHz
Impedance: 32 Ω; 20 Ω
Sensitivity: -; 107 dB/mW
Active noise cancelling: No; No
ANC type: -; none
Transparency mode: -; No
Companion app: -; No
Custom EQ: -; No
Wear detection: -; No
Controls: -; none
Weight: -; 4.2 g
Detachable cable: Yes; Yes
USB-C: -; No
Connector: 2-pin 0.78 mm; 2-pin 0.78 mm
Model code: -; Tangzu Wan'er Studio Edition

Specification comparison of 7Hz x Crinacle Zero: 2 vs Tangzu Wan'er S.G
Spec	7Hz x Crinacle Zero: 2	Tangzu Wan'er S.G
Type	Wired IEMs	Wired IEMs
Price (USD)	$25	$19
HearWiki score	83 / 100 Outstanding	79 / 100 Great
Released	2023	2022
Audio
Driver	1DD	10 mm dynamic
Driver type	dynamic	dynamic
Driver configuration	1DD	-
Driver size	10 mm	10 mm
Drivers per side	1	1
Frequency response	-	20 Hz - 20 kHz
Impedance	32 Ω	20 Ω
Sensitivity	-	107 dB/mW
Features
Active noise cancelling	No	No
ANC type	-	none
Transparency mode	-	No
Companion app	-	No
Custom EQ	-	No
Wear detection	-	No
Controls	-	none
Design
Weight	-	4.2 g
Detachable cable	Yes	Yes
USB-C	-	No
Connector	2-pin 0.78 mm	2-pin 0.78 mm
Model code	-	Tangzu Wan'er Studio Edition

What reviewers said

7Hz x Crinacle Zero: 2

The 7Hz x Crinacle Zero: 2 is a budget-friendly wired IEM that delivers a warm, fun sound signature with excellent tuning for its price. It's a highly recommended value pick that balances musicality with solid everyday performance, making it a worthy successor in the affordable audio space.

Pro:Excellent price-to-performance ratio
Pro:Warm, enjoyable tuning
Pro:Detachable 0.78 mm 2-pin cable

Con:No active noise cancellation
Con:Not a technical showcase
Con:Limited to wired use

Tangzu Wan'er S.G

The Tangzu Wan'er S.G. is a budget-friendly wired IEM that focuses on delivering a pleasant, warm-leaning sound signature and solid build quality for its price. While it offers strong value with a comfortable fit and agreeable tuning, its technical performance—such as detail retrieval and high-frequency extension—is only average compared to pricier competitors.

Pro:Affordable price with strong overall value
Pro:Comfortable fit for extended listening
Pro:Warm and pleasing tonal balance

Con:Average technical performance and detail resolution
Con:High frequencies can be limited
Con:No included controls or app 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 comparison 7Hz x Crinacle Zero: 2 Tangzu Wan'er S.G