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Kiwi Ears KE4 vs Moondrop RAYS: 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 3 of 5 measures.

  • Kiwi Ears KE4
  • Moondrop RAYS
HearWiki score
81
78
Sound
8.6
7.6
Calls
-
7.5
Value
8.6
7.8
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

Moondrop RAYS (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
  • RAYS20251 yr newer

Specifications

KE4RAYS
Type
Wired IEMs
Wired IEMs
Price (USD)
$200
$100
HearWiki score
81
78
Released
2024
2025
Availability
Discontinued
Sold new
Driver
2DD + 2BA hybrid
1DD + 1PL hybrid
Driver type
hybrid
hybrid
Driver configuration
2DD + 2BA
1DD + 1PL
Driver size
10 mm
-
Drivers per side
4
2
Impedance
28 Ω
30 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 RAYS

This wired USB-C IEM pairs a 10mm dynamic driver with a 6mm planar-magnetic driver for a hybrid sound aimed at competitive gaming. It offers game-focused tuning, strong positional audio cues, and app-based parametric EQ adjustments, making it a versatile option for gamers seeking clarity and customization at a budget-friendly price.

  • Pro:Hybrid driver design delivers detailed, layered sound
  • Pro:Gaming-tuned profile enhances footsteps and directional cues
  • Pro:USB-C connection with built-in DSP allows easy EQ tweaks
  • Con:No active noise cancellation, so ambient sounds bleed in
  • Con:Requires USB-C source, limiting use with standard audio jacks
  • Con:App-based EQ may feel gimmicky for non-gamers

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

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