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7Hz x Crinacle Zero: 2 vs TRN TA2: 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.

Score breakdown

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

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

  • 7Hz x Crinacle Zero: 2
  • TRN TA2
HearWiki score
83
57
Sound
8.1
6.6
Value
9.8
5.4
Price (USD)
$25
$50

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

The 7Hz x Crinacle Zero: 2 is 3 years newer, but it is 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. For 3 years between them, that is a thin return - treat this as a restyle rather than a new platform.

  • x Crinacle Zero: 220233 yr newer
  • TA22020

Specifications

x Crinacle Zero: 2TA2
Type
Wired IEMs
Wired IEMs
Price (USD)
$25
$50
HearWiki score
83
57
Released
2023
2020
Availability
Still sold new
Discontinued
Driver
1DD
3-driver hybrid
Driver type
dynamic
hybrid
Driver configuration
1DD
-
Driver size
10 mm
8 mm
Drivers per side
1
3
Frequency response
-
7 Hz - 40 kHz
Impedance
32 Ω
16 Ω
Sensitivity
-
118 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
-
8.4 g
Detachable cable
Yes
Yes
USB-C
-
No
Connector
2-pin 0.78 mm
3.5 mm

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

TRN TA2

The TRN TA2 is an affordable hybrid in-ear monitor that combines one dynamic driver with two balanced armatures for a three-driver setup. It offers a warm, mildly V-shaped sound with a solid build and comfortable fit, though treble extension is somewhat relaxed. Priced around $50, it delivers good value for listeners seeking a smooth, non-fatiguing signature.

  • Pro:Warm, dense midrange performance
  • Pro:Good build quality and comfortable fit
  • Pro:Strong value for the price
  • Con:Treble is somewhat restrained and less resolving
  • Con:Upper treble lacks sparkle compared to mids and bass
  • Con:Not the most detailed or analytical sound

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

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