Stored Category Comparison

Kiwi Ears KE4 vs Letshuoer S15

This page compares two published iems profiles using stored summaries, source-attributed scoring, and a single lines-only radar for fast visual difference checks.

Back to Kiwi Ears KE4Open Letshuoer S15

Sound Profile Radar

Hover any axis point to see both stored scores for that exact category edge.

Kiwi Ears KE4
Letshuoer S15

Category Scores

Stored score comparison

Every score is pulled from the stored product intelligence snapshot for this category pair.

AxisKE4S15Delta
Bass
8.2
8
-0.2
Mids
8.3
8.1
-0.2
Treble
7.3
7.2
-0.1
Technicalities
7.7
7.5
-0.2
Soundstage
7.4
7.5
+0.1
Value
8.2
7.2
-1

Compare To

Compare this iems against another stored profile.

Kiwi Ears KE4 can only be compared against published iems profiles.

Quick Read

Kiwi Ears KE4

The KE4 is Kiwi Ears' $199 hybrid built around a dual dynamic isobaric bass module plus two balanced armatures, and it became the community's shorthand for 'new meta' tuning: a warm-neutral target with elevated but tidy bass, natural mids, and deliberately safe treble. Approved coverage describes a nicely balanced, relaxing set with decent-to-good resolution for the price and better comfort than bulkier competitors like the Blessing 3. The flip side of the consensus: it is a tuning showcase rather than a technical one. Staging and detail are competent, not headline-grabbing, and treble-first listeners find it too polite.

Letshuoer S15

The S15 is Letshuoer's 3rd-generation 14.8mm planar with a passive 6mm R-Sonic filter, and approved coverage agrees it deliberately walks away from the bright, energetic S12 formula. The consensus is a rich, smooth, warm-leaning planar that prioritizes body and listenability over raw detail: bass has real weight for a planar, mids are full and relaxed, and treble stays polite. Reviewers praise it as a fatigue-free long-session set, while the recurring criticism is that resolution and clarity are only moderate for $329 and listeners expecting an S12 successor's energy find it subdued.

Kiwi Ears • IEMs

Kiwi Ears KE4

Open page

The KE4 is Kiwi Ears' $199 hybrid built around a dual dynamic isobaric bass module plus two balanced armatures, and it became the community's shorthand for 'new meta' tuning: a warm-neutral target with elevated but tidy bass, natural mids, and deliberately safe treble. Approved coverage describes a nicely balanced, relaxing set with decent-to-good resolution for the price and better comfort than bulkier competitors like the Blessing 3. The flip side of the consensus: it is a tuning showcase rather than a technical one. Staging and detail are competent, not headline-grabbing, and treble-first listeners find it too polite.

Strengths

  • Benchmark warm-neutral 'meta' tuning with natural, coherent mids
  • Isobaric dual-DD bass has very good quality and tasteful lift
  • More comfortable than several same-price hybrids, including Blessing 3

Weaknesses

  • Technical performance is good rather than standout for $199
  • Safe treble tuning lacks sparkle for energy-seeking listeners
  • Staging is average in width and depth

Letshuoer • IEMs

Letshuoer S15

Open page

The S15 is Letshuoer's 3rd-generation 14.8mm planar with a passive 6mm R-Sonic filter, and approved coverage agrees it deliberately walks away from the bright, energetic S12 formula. The consensus is a rich, smooth, warm-leaning planar that prioritizes body and listenability over raw detail: bass has real weight for a planar, mids are full and relaxed, and treble stays polite. Reviewers praise it as a fatigue-free long-session set, while the recurring criticism is that resolution and clarity are only moderate for $329 and listeners expecting an S12 successor's energy find it subdued.

Strengths

  • Rich, smooth, non-fatiguing tuning that is rare among planar IEMs
  • Bass carries genuine weight and warmth without losing planar control
  • Comfortable long-session listen with a full-bodied midrange

Weaknesses

  • Detail and clarity are moderate for the $329 asking price
  • Polite treble and relaxed presentation can read as dull after the S12
  • Not the pick for listeners chasing maximum technical performance