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Kiwi Ears KE4 vs KZ ZAR: which should you buy?

On aggregated review scores the Kiwi Ears KE4 comes out ahead with a HearWiki score of 84. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Kiwi Ears KE4 - Outstanding overall at around $199.

Score breakdown

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

Kiwi Ears KE4 leads on 3 of 4 measures.

  • Kiwi Ears KE4
  • KZ ZAR
HearWiki score
84
70
Sound
8.6
7.3
Value
8.6
5.1
Price (USD)
$200
$100

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 Kiwi Ears KE4 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.

  • KE420242 yr newer
  • ZAR2022

Specifications

KE4ZAR
Type
Wired IEMs
Wired IEMs
Price (USD)
$200
$100
HearWiki score
84
70
Released
2024
2022
Availability
Still sold new
Still sold new
Driver
2DD + 2BA hybrid
1DD + 7BA hybrid
Driver type
hybrid
hybrid
Driver configuration
2DD + 2BA
1DD + 7BA
Driver size
10 mm
10 mm
Drivers per side
4
8
Frequency response
-
20 Hz - 40 kHz
Impedance
28 Ω
16.5 Ω
Sensitivity
-
109 dB/mW
Active noise cancelling
No
No
ANC type
-
none
Transparency mode
-
No
Companion app
-
No
Custom EQ
-
No
Wear detection
-
No
Controls
-
buttons
Voice assistant
-
No
Water resistance
-
none
Foldable
-
No
Detachable cable
Yes
Yes
USB-C
-
No
Connector
3.5 mm
3.5 mm
Call noise reduction
-
No

What reviewers said

Kiwi Ears KE4

The Kiwi Ears KE4 is a wired hybrid IEM that offers a balanced, relaxing sound with a distinct twist on the popular 'New Meta' tuning, adding extra bass and treble sparkle. It delivers solid midrange clarity and a comfortable fit, making it a versatile choice for many genres, though its smooth presentation may not excite those seeking aggressive or highly dynamic sound.

  • Pro:Well-balanced hybrid tuning with rich lower mids and airy treble
  • Pro:Comfortable fit and broad genre versatility
  • Pro:Good resolution and clarity for its price
  • Con:Sub-bass can get overpowering at times
  • Con:Limited resolving power and dynamic impact
  • Con:Smooth tuning may feel less exciting than V-shaped alternatives

KZ ZAR

The KZ ZAR is an ambitious eight-driver hybrid in-ear monitor that pairs a 10mm dynamic driver with seven balanced armatures for a lively, U-shaped sound. It delivers punchy bass, clear mids, and detailed treble with strong technical performance for its price, all in a comfortable, well-built shell with a quality stock cable. Wired-only and app-free, it is a straightforward choice for listeners who want energetic tuning without extra features.

  • Pro:Powerful, deep bass with good control
  • Pro:Detailed and clear treble response
  • Pro:Comfortable fit with solid passive isolation
  • Con:V-shaped tuning not for purists seeking neutrality
  • Con:No detachable or balanced cable option
  • Con:Lacks any wireless or app-based features

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

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