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Kiwi Ears KE4 vs Moondrop HARMON XTM-3DD: which should you buy?

On aggregated review scores the Kiwi Ears KE4 comes out ahead with a HearWiki score of 81. 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 4 of 4 measures.

  • Kiwi Ears KE4
  • Moondrop HARMON XTM-3DD
HearWiki score
81
68
Sound
8.6
7.4
Value
8.6
6.4
Price (USD)
$200
$350

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

Moondrop HARMON XTM-3DD (2025) against Kiwi Ears KE4 (2024). These are 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.

  • KE42024
  • HARMON XTM-3DD20251 yr newer

Specifications

KE4HARMON XTM-3DD
Type
Wired IEMs
Wired IEMs
Price (USD)
$200
$350
HearWiki score
81
68
Released
2024
2025
Availability
Discontinued
Sold new
Driver
2DD + 2BA hybrid
3DD
Driver type
hybrid
dynamic
Driver configuration
2DD + 2BA
3DD
Driver size
10 mm
10 mm
Drivers per side
4
3
Impedance
28 Ω
19 Ω
Active noise cancelling
No
-
Detachable cable
Yes
-
Connector
3.5 mm
2-pin 0.78 mm

What reviewers said

Kiwi Ears KE4

The Kiwi Ears KE4 is a hybrid IEM that delivers a balanced, smooth sound signature with a touch of added bass and treble sparkle, making it a versatile choice for many genres. It offers solid clarity and a comfortable fit, though its tuning leans relaxed rather than aggressive, and it lacks the ultimate resolving power of pricier models. Overall, it's a polished performer around the $200 mark that suits listeners who prefer a neutral yet slightly warm presentation.

  • Pro:Well-balanced tuning with a relaxing character
  • Pro:Rich lower mids and airy treble
  • Pro:Comfortable fit for long sessions
  • Con:Sub-bass can feel a bit overpowering at times
  • Con:Limited dynamics and resolving power compared to top-tier IEMs
  • Con:Accessories are minimal

Moondrop HARMON XTM-3DD

This wired in-ear monitor packs three 10mm dynamic drivers into a coaxial, four-chamber layout to split frequency duties, with one driver covering mids and highs while a duo handles low-end punch. It's a bass-forward, no-frills design for listeners who want physical impact without active noise cancellation, priced at around $350.

  • Pro:Triple-driver dynamic setup for robust, layered sound
  • Pro:Coaxial design helps with coherent imaging
  • Pro:Detachable 0.78mm two-pin cable for easy replacement
  • Con:No active noise cancellation, so isolation depends on fit
  • Con:Large driver count may make the shell bulky
  • Con:Bass-heavy tuning might not suit neutral purists

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 comparisonKiwi Ears KE4Moondrop HARMON XTM-3DD