Fiio JD1 VS LETSHUOER D02

IEM Comparison: Expert & Community Scores Side-by-Side

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Fiio JD1 and LETSHUOER D02 are in-ear monitors. Fiio JD1 costs $25 while LETSHUOER D02 costs $30. LETSHUOER D02 is $5 more expensive. LETSHUOER D02 holds a decisive 1.4-point edge in reviewer scores (5 vs 6.4). Fiio JD1 has significantly better mids with a 1-point edge, LETSHUOER D02 has significantly better treble with a 5-point edge and LETSHUOER D02 has better soundstage with a 0.5-point edge.

Insights

Jaytiss Score
Fiio JD1
5 /10
Jaytiss Score
LETSHUOER D02
6.4 /10
Score gap: 1.5
Metric Fiio JD1 LETSHUOER D02
Mids 5 4
Treble 2 7
Soundstage 6 6.5
Dynamics 5 5
Tonality 5 5.4
Technicalities 2 7
Take these comparisons with a grain of salt—we don't have enough Fiio JD1 and LETSHUOER D02 reviews saved yet to provide an unbiased result.

Jaytiss Reviews Comparison

Fiio JD1 reviewed by

Jaytiss 5 Reviewer Score
C+ Tuning
E+ Tech
Fun, cool, great build, but not it.

Jaytiss original ranking

Jaytiss Youtube Channel
Mids: C+ Treble: E+ Dynamics: C+ Soundstage: B

LETSHUOER D02 reviewed by

2025-08-28
Jaytiss 6.4 Reviewer Score
C+ Tuning
A- Tech
Trebble and air is pretty great at this price. But Shouty, and colored.

Jaytiss original ranking

Jaytiss Youtube Channel
Mids: C- Treble: A- Dynamics: C+ Soundstage: B+
YouTube video thumbnail

Fiio JD1 Details

Driver Configuration: n/a

Tuning Type: n/a

Brand: FiiO Top FiiO IEMs

Price (Msrp): $25

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LETSHUOER D02 Details

Driver Configuration:

Tuning Type: n/a

Brand: Letshuoer Top Letshuoer IEMs

Price (Msrp): $30

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Fiio JD1 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

C+
  • It sounds pleasant overall, with some uneven spots that hint at room for refinement. Vocals remain pleasant despite the imperfections.

Average Technical Grade

E+
  • The presentation is claustrophobic and blurred, leaving simple arrangements sounding chaotic and lifeless. The presentation feels more like background noise than music.
Mids C+
The mids are solid and dependable, though not especially remarkable. Vocals stay reasonably grounded in the mix.
Treble E+
The upper end is cloaked, leaving cymbals lacking shimmer and air. Overtones hide behind the midrange.
Dynamics C+
Dynamics feel competent, bringing energy without the finest detail. It carries energy without sounding aggressive.
Soundstage B
Good soundstage with proper width and depth, placing instruments in clearly defined positions. Instruments sit in their own lanes.

LETSHUOER D02 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

C+
  • A mostly enjoyable signature keeps things listenable despite a handful of quirks. It handles most playlists without major complaints.

Average Technical Grade

A-
  • You get a controlled, composed performance, marrying decent clarity with a still-modest sense of space. A safe technical performer for the price bracket.
Mids C-
Midrange is passable yet unrefined, revealing grain and occasional harshness. It sounds a bit grainy on detailed recordings.
Treble A-
The treble is exquisitely tuned, combining crystal detail with relaxed delivery. Micro-details emerge effortlessly.
Dynamics C+
It offers fair punch and contrast, though micro-dynamics could be sharper. Impact is satisfying for day-to-day use.
Soundstage B+
The presentation supplies a believable venue outline where each instrument owns its pocket of space. The stage opens up nicely for live cuts.

Fiio JD1 User Reviews

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LETSHUOER D02 User Reviews

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