Wired IEMs
7Hz x Crinacle Zero: 2
83Outstanding
$25
Full review data7Hz x Crinacle Zero: 2 vs KZ ZEX Pro: 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
KZ ZEX Pro
70Good
$40
Full review dataScore 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
- KZ ZEX Pro
HearWiki score
83
70
Sound
8.1
7.1
Value
9.8
7.0
Price (USD)
$25
$40
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
- ZEX Pro2021
Specifications
x Crinacle Zero: 2ZEX Pro
- Type
- Wired IEMs
- Wired IEMs
- Price (USD)
- $25
- $40
- HearWiki score
- 83
- 70
- Released
- 2023
- 2021
- Availability
- Still sold new
- Still sold new
- Driver
- 1DD
- 3-driver tribrid
- Driver type
- dynamic
- tribrid
- Driver configuration
- 1DD
- -
- Driver size
- 10 mm
- 10 mm
- Drivers per side
- 1
- 3
- Frequency response
- -
- 20 Hz - 40 kHz
- Impedance
- 32 Ω
- 25 Ω
- Sensitivity
- -
- 104 dB/mW
- Active noise cancelling
- No
- No
- ANC type
- -
- none
- Transparency mode
- -
- No
- Companion app
- -
- No
- Custom EQ
- -
- No
- Wear detection
- -
- No
- Controls
- -
- buttons
- Water resistance
- -
- none
- 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
KZ ZEX Pro
The KZ ZEX Pro x Crinacle Collab CRN is a budget-friendly wired IEM that packs a triple-driver hybrid setup, including a dynamic, electret electrostatic, and balanced armature unit, all housed in a metal shell. It aims to deliver a detailed and expansive soundstage typical of electrostatic hybrids, with a tuning that leans toward a balanced and engaging signature. Despite its low price, it offers a substantial build and a wide frequency range, making it an intriguing option for those curious about hybrid driver technology.
- Pro:Triple-driver hybrid setup offers a unique blend of dynamics and detail
- Pro:Metal housing feels sturdy for the price
- Pro:Wide frequency response covers extended highs
- Con:Requires adequate amplification to drive the electrostatic unit effectively
- Con:Cable may feel basic and tangle-prone
- Con:Fit may be finicky for smaller ears due to nozzle size
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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