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7Hz x Crinacle Zero: 2 vs CCA CRA: which should you buy?

On aggregated review scores the CCA CRA comes out ahead with a HearWiki score of 78. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: CCA CRA - Great overall at around $15.

Score breakdown

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

Neither pulls ahead overall - they trade wins across the measures.

  • 7Hz x Crinacle Zero: 2
  • CCA CRA
HearWiki score
78
78
Sound
8.0
7.8
Value
9.0
8.5
Price (USD)
$25
$15

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 2 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.

  • x Crinacle Zero: 220232 yr newer
  • CRA2021

Specifications

x Crinacle Zero: 2CRA
Type
Wired IEMs
Wired IEMs
Price (USD)
$25
$15
HearWiki score
78
78
Released
2023
2021
Availability
Discontinued
Discontinued
Driver
1DD
1DD
Driver type
dynamic
dynamic
Driver configuration
1DD
1DD
Driver size
10 mm
10 mm
Drivers per side
1
1
Impedance
32 Ω
34 Ω
Active noise cancelling
No
No
Detachable cable
Yes
Yes
Connector
2-pin 0.78 mm
2-pin 0.78 mm

What reviewers said

7Hz x Crinacle Zero: 2

The 7Hz x Crinacle Zero: 2 is a budget-friendly dynamic IEM that delivers a warm, engaging sound signature with impressive tonal balance for its price. It stands out as an easy recommendation for everyday listening, offering strong performance and value without trying to be a technical marvel.

  • Pro:Excellent tuning for the price
  • Pro:Warm and fun sound presentation
  • Pro:Removable cable with standard 2-pin connector
  • Con:No noise cancellation
  • Con:Not a technical showcase
  • Con:May lack detail for critical listeners

CCA CRA

The CCA CRA is a wired, single-dynamic-driver IEM that punches well above its modest price tag, delivering a lively and engaging sound with notably well-defined mids and controlled bass. While its forward treble may not suit everyone, its overall tuning, comfort, and build make it a standout choice for budget-conscious listeners seeking impressive performance.

  • Pro:Excellent value for the price
  • Pro:Well-controlled and punchy bass
  • Pro:Clear and detailed mids
  • Con:Treble can be overly bright or sibilant
  • Con:Not ideal for bass-heavy music preferences
  • Con:Lacks accessories or extra tips in the box

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 comparison7Hz x Crinacle Zero: 2CCA CRA