Yinyoo ZSN PRO X
Score: 76/100
Yinyoo KZ ZS12 PRO
Score: 82/100Rankings
The KZ ZS12 PRO is a premium hybrid IEM featuring a 1DD + 5BA driver layout, metal housing, and a tunable 4-level switch, delivering detailed, bass-rich sound for gamers and audiophiles. Its build quality and optional tuning make it stand out in the sub-$100 segment, though the stiff stock cable and fragile tuning switch are potential drawbacks. The inclusion of a microphone and dual connectivity (3.5 mm/USB-C) adds versatility.
The KZ ZSN Pro X is a budget hybrid IEM with a 10 mm dynamic driver and a balanced armature, offering solid bass and clear mids. Its metal construction and detachable cable add durability, but the stock cable's durability and lack of a microphone limit its convenience. Ideal for gamers and audiophiles seeking value at sub-$50.
| Attribute | | |
|---|---|---|
10 mmbest | 10 mmbest | |
20 Hzbest | — | |
20,000 Hz | 40,000 Hzbest | |
104 dB | 109 dBbest | |
25 Ω | 35 Ωbest | |
| ↓ lower better | 49.9 gbest | 58.9 g |
12 monthsbest | 12 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Audio(4) | ||
Frequency Response (High) (Hz) | 20000 Hz | 40000 Hz |
Sensitivity (dB) | 104 dB | 109 dB |
Impedance (Ω) | 25 Ω | 35 Ω |
Microphone | false | true |
Build & Design(2) | ||
Weight (g) | 49.9 g | 58.9 g |
Ear Tip Sizes | 3 silicone eartips (S/M/L) | Multiple eartips (including foam) |
Battery & Power(1) | ||
Charging Port Type | 3.5mm TRS | 3.5mm TRS, USB-C |
Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the ZSN Pro for delivering high-end sound performance at a budget price, highlighting its deep, well-controlled bass, warm mids, and non-fatiguating treble, while noting cable discoloration and stiffness as drawbacks.
Everyday users overwhelmingly appreciate the sound signature-especially the clean bass and clear mids-along with the comfortable fit and premium look, though many complain about the cable's discoloration and stiffness.
Professional reviewers highlight the ZS12 PRO series for its sophisticated hybrid driver architecture and the rare inclusion of an electronic crossover, delivering a highly detailed and balanced soundstage, though critics note that the bass can overwhelm mids in the stock tuning.
Everyday users consistently praise the ZS12 PROs for their value, deep bass, clear treble and solid metal build, while common complaints revolve around the stiffness of the stock cable, the fragility of the tuning switch, fit variability and the lack of a carrying case.
“The bass is good and clean, the mids are clear, sound balance is very nice.”
“Cable turned brown after a few weeks.”
“Best IEMs under $100”
