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1MORE E1001 vs KZ ZAS: which should you buy?

On aggregated review scores the 1MORE E1001 comes out ahead with an HearWiki score of 82. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: 1MORE E1001 - Great overall at around $52.

Score breakdown

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

1MORE E1001
Sound8.5
Calls6.0
Value8.0
KZ ZAS
Sound7.0
Value7.5

Specifications

Specification comparison of 1MORE E1001 vs KZ ZAS
Spec1MORE E1001KZ ZAS
TypeWired IEMsWired IEMs
Price (USD)$52$68
HearWiki score82 / 100 · Great68 / 100 · Good
Released20182021
Audio
Driver1 dynamic + 2 balanced armature hybrid1 dynamic driver + 7 balanced armature drivers per side
Driver size16 mm10 mm
Drivers per side38
Frequency response20Hz-40kHz10Hz-40kHz
Impedance32 Ω24 Ω
Sensitivity99 dB/mW109 dB/mW
Wireless
Bluetoothnonenone
Multipoint pairingNoNo
Battery
Wireless charging-No
Features
Active noise cancellingNo-
ANC type-none
Transparency mode-No
Companion app-No
Custom EQ-No
Wear detection-No
Controlsbuttonsbuttons
Design
Weight18 g11 g
Water resistancenone-
Detachable cable-Yes
USB-CNoNo
Calls
Microphones1-

What reviewers said

1MORE E1001

The 1MORE E1001 is a wired hybrid in-ear monitor that pairs a 16mm dynamic driver with two balanced armatures to deliver a rich, detailed sound signature at a budget-friendly price. Its all-metal build, comfortable fit, and generous accessory package make it a compelling pick for listeners seeking premium features without the premium cost. While its tuning is generally balanced and engaging, it does have some minor limitations in soundstage width and cable handling.

  • Pro:Excellent value for a triple-driver hybrid design
  • Pro:Solid all-metal construction with a premium feel
  • Pro:Comfortable, secure fit for extended listening
  • Con:Cable is prone to noticeable microphonics
  • Con:Soundstage feels somewhat narrow and intimate
  • Con:Instrument separation is only average for the price

KZ ZAS

The KZ ZAS is a budget-friendly hybrid in-ear monitor that packs eight drivers per side into a lightweight, comfortable shell. Its sound signature is lively and bass-forward, making it an enjoyable all-rounder out of the box, though its tuning can be divisive and many find it benefits from some equalization to reach its full potential. With a detachable cable and solid construction, it offers strong value for those who like a dynamic, energetic listen.

  • Pro:Punchy, energetic bass response
  • Pro:Clear and detailed mids and treble
  • Pro:Lightweight and comfortable for long sessions
  • Con:Tuning may not suit purists without EQ
  • Con:Can sound slightly harsh or peaky at times
  • Con:No app support or built-in controls beyond buttons

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

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