Thieaudio Monarch MK3 VS FlipEars Legion

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

Thieaudio Monarch MK3 and FlipEars Legion use 2DD+6BA+2EST and 1DD+1EST+1BC driver setups respectively. Thieaudio Monarch MK3 costs $1,000 while FlipEars Legion costs $849. Thieaudio Monarch MK3 is $151 more expensive. Thieaudio Monarch MK3 holds a decisive 1-point edge in reviewer scores (8.5 vs 7.5). Thieaudio Monarch MK3 carries a user score of 6.8. Thieaudio Monarch MK3 has significantly better mids with a 1-point edge, Thieaudio Monarch MK3 has significantly better treble with a 1-point edge, Thieaudio Monarch MK3 has significantly better dynamics with a 1-point edge and Thieaudio Monarch MK3 has significantly better soundstage with a 1-point edge.

Insights

Jaytiss Score
Thieaudio Monarch MK3
8.5 /10
Jaytiss Score
FlipEars Legion
7.5 /10
Score gap: 1.0
Metric Thieaudio Monarch MK3 FlipEars Legion
Mids 7 6
Treble 7 6
Soundstage 8 7
Dynamics 8 7
Tonality 7.5 6.5
Technicalities 7 6
Take these comparisons with a grain of salt—we don't have enough Thieaudio Monarch MK3 and FlipEars Legion reviews saved yet to provide an unbiased result.

Jaytiss Reviews Comparison

FlipEars Legion reviewed by

Jaytiss 7.5 Reviewer Score
B+ Tuning
B Tech
What this does well, it does very well. Fun set.
Youtube Video Summary

FlipEars Legion stakes its identity on a bold, mid-bass–driven fun signature with a bone-conduction twist. The shell is huge and may challenge small ears, the 2-pin sockets are deeply recessed, and the stock 4.4 mm cable and premium case feel thoughtful and upscale. On the graph, there’s a notable dip through the mids that can sound a touch hollow, plus energy around 4 kHz and 8 kHz that adds bite and sparkle; in practice the set delivers big slam, airy extension, and surprisingly solid imaging for a BC-assisted tuning. A light EQ nudge to the upper-mids/lower-mids tightens tonality and pushes technicals up a tier.

Positionally, Legion reads as a “fun daily driver” rather than a sterile studio tool. Compared with similar BC-flavored sets, it feels more controlled than the Z Empire “party” tuning, and markedly more coherent than cheap experiments like KB Ear KBO2. Against safer picks, Monarch Mk I remains the clean, glassy option, while ThieAudio Origin is a safer all-rounder; Legion, however, brings deeper sub-bass and livelier presence with more character. Versus Triton, Legion’s upper-air/presence has better flow; versus the high-ticket Muse, Legion trades a bit of refinement for long-session comfort, dodging fatiguing 6 kHz glare.

Overall, this is an engaging, charismatic tribid that rewards listeners seeking bass heft, contrast, and BC texture without descending into chaos. It’s not the safest first $800 pick given the mid dip and fit quirks, but as a statement piece from FlipEars it feels well priced, well built, and easy to recommend to those prioritizing musical thrill over strict neutrality—especially with a touch of EQ to tidy the mids.

Mids: B Treble: B Dynamics: A- Soundstage: A-

Jaytiss original ranking

Jaytiss Youtube Channel

Thieaudio Monarch MK3 Details

Driver Configuration: 2DD+6BA+2EST

Tuning Type: U-Shaped

Brand: ThieAudio Top ThieAudio IEMs

Price (Msrp): $1,000

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FlipEars Legion Details

Driver Configuration: 1DD+1EST+1BC

Tuning Type: Neutral with Bass Boost, Basshead

Brand: Flipears Top Flipears IEMs

Price (Msrp): $849

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Thieaudio Monarch MK3 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A
  • Overall balance feels confident and refined, rewarding long listening sessions. A reliable all-rounder for everyday listening.

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 A-
The mids sound lush and articulate, capturing emotion effortlessly. Strings and keys shimmer with realism.
Treble A-
Treble performance is excellent—airy, extended, and beautifully controlled. It reveals subtle studio ambiance.
Dynamics A+
It captures both explosive hits and delicate shifts with lifelike realism. Micro-dynamics shimmer through the mix.
Soundstage A+
Three-dimensional layering becomes effortless, placing performers on a lifelike virtual stage. Venue ambience wraps around convincingly.

FlipEars Legion Scorings

Average Technical & Tuning Grades

Average Tunign Grade

B+
  • Tonality is generally agreeable, though a few bumps remind you of its limits. Certain tracks spotlight its tonal quirks.

Average Technical Grade

B
  • Overall technicalities are acceptable, delivering enough clarity for casual sessions. Imaging is serviceable though not immersive.
Mids B
The mids are articulate and well-balanced, lending body to instruments. Instrument layering remains stable.
Treble B
The top end is engaging and airy, yet never overbearing. Brass and strings feel energetic.
Dynamics A-
Expect excellent punch and micro-detail that render rhythmic shifts effortlessly. It keeps up with complex rhythmic swings.
Soundstage A-
All dimensions bloom together, producing an expansive venue that feels carefully rendered. You can map the ensemble easily.

Thieaudio Monarch MK3 User Reviews

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Makavelian
6.8

If this is what 'fun' sounds like, I ain't about it.

Pros
Detail retrieval
Cons
Recessed mids and odd timbre.

FlipEars Legion User Reviews

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0.0

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