Skip to content
HearWiki

7Hz x Crinacle Zero: 2 vs KZ ZSN Pro X: 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 3 of 4 measures.

  • 7Hz x Crinacle Zero: 2
  • KZ ZSN Pro X
HearWiki score
83
73
Sound
8.1
7.2
Value
9.8
8.7
Price (USD)
$25
$21

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
  • ZSN Pro X2021

Specifications

x Crinacle Zero: 2ZSN Pro X
Type
Wired IEMs
Wired IEMs
Price (USD)
$25
$21
HearWiki score
83
73
Released
2023
2021
Availability
Still sold new
Still sold new
Driver
1DD
2-driver hybrid
Driver type
dynamic
hybrid
Driver configuration
1DD
-
Driver size
10 mm
10 mm
Drivers per side
1
2
Frequency response
-
7 Hz - 40 kHz
Impedance
32 Ω
25 Ω
Sensitivity
-
112 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
-
IPX0
Foldable
-
No
Detachable cable
Yes
Yes
USB-C
-
No
Connector
2-pin 0.78 mm
2-pin 0.78 mm
Microphones
-
1
Microphone type
-
electret

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 ZSN Pro X

The KZ ZSN Pro X is an affordable hybrid in-ear monitor that pairs a dynamic driver with a balanced armature for a lively, energetic sound. It's easy to drive and offers strong value, though its bright, bass-forward tuning is likely to appeal most to treble enthusiasts rather than neutral listeners. Build quality and soundstage are solid for the price, making it a competent budget pick with a divisive character.

  • Pro:Excellent value for money
  • Pro:Easy to drive from most sources
  • Pro:Lively, energetic sound with strong staging
  • Con:Bright treble can be fatiguing
  • Con:Bass-forward tuning is divisive
  • Con:Only a modest upgrade over previous models

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: 2KZ ZSN Pro X