FlipEars Legion and UM Stardust are in-ear monitors. FlipEars Legion costs $849 while UM Stardust costs $800. FlipEars Legion is $49 more expensive. FlipEars Legion holds a decisive 1.7-point edge in reviewer scores (7.5 vs 5.8). FlipEars Legion has significantly better mids with a 2-point edge, FlipEars Legion has significantly better treble with a 1.8-point edge and FlipEars Legion has significantly better dynamics with a 2-point edge.
Insights
Metric | FlipEars Legion | UM Stardust |
---|---|---|
Bass | 7.5 | 5.8 |
Mids | 7 | 5 |
Treble | 6.8 | 5 |
Details | 7.5 | 5.8 |
Soundstage | 7 | 7 |
Imaging | 7.5 | 5.8 |
Dynamics | 7 | 5 |
Tonality | 7.7 | 4.8 |
Technicalities | 7.3 | 5 |
FlipEars Legion Aggregated Review Score
Average Reviewer Scores
UM Stardust Aggregated Review Score
Average Reviewer Scores
FlipEars Legion Details
Driver Configuration: 1DD+1EST+1BC
Tuning Type: Bass-focused with balanced mids and treble
Brand: Flipears Top Flipears IEMs
Price (Msrp): $849
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UM Stardust Details
Driver Configuration: n/a
Tuning Type: n/a
Price (Msrp): $800
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FlipEars Legion User Review Score
Average User Scores
Average User Score: n/a
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UM Stardust User Review Score
Average User Scores
Average User Score: n/a
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FlipEars Legion Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
6.4Gaming Grade
BUM Stardust Gaming Score

Gaming Score & Grade
- The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.
Gaming Score
4.4Gaming Grade
C-FlipEars Legion Scorings
Average Technical & Tuning Grades
Average Tunign Grade
A- Well-executed tonal character. No major flaws with good technical control. Smooth presentation works with multiple genres.
Average Technical Grade
A-- Competent technical presentation. Handles separation and detail well in most tracks, with modest soundstage and acceptable imaging capabilities.
UM Stardust Scorings
Average Technical & Tuning Grades
Average Tunign Grade
C- Significantly flawed tuning. Noticeable frequency imbalances and unnatural timbre distract from music. Lacks versatility across recordings.
Average Technical Grade
C+- Satisfactory technical performance. Handles basic detail retrieval adequately in most tracks. Maintains reasonable cohesion in simpler arrangements.
FlipEars Legion Reviews
Reviewed by: Smirk Audio
Reviewed by: Jaytiss
Jaytiss Youtube Channel
Reviewed by: Jays Audio
Jays Audio Youtube Channel
Reviewed by: IEMRanking AI

The FlipEars Legion makes a commanding entrance with its striking Roman legionnaire-inspired design, featuring jewelry-cast rose-plated brass faceplates hand-painted by master artisans in Bulacan, Philippines, ensuring each unit is a unique masterpiece. While the substantial resin housings may challenge smaller ears, the included Eletech Baroque tips and pliable cable contribute to a surprisingly secure and comfortable fit over time. Unboxing feels luxurious, with a premium leather case and meticulous packaging underscoring FlipEars' commitment to craftsmanship.
Sonically, the Legion leverages its innovative tribrid driver system to deliver thunderous, tactile bass via a custom dynamic driver and EarQuake bone conduction unit, creating visceral sub-bass rumble without muddying the midrange. The midrange remains lush and articulate, presenting vocals with natural warmth and instruments with rich texturing, while the SPARK electret tweeter adds refined, fatigue-free sparkle to the highs. This synergy results in a cohesive, immersive sound signature that prioritizes musical engagement over analytical sharpness, making complex tracks feel both powerful and nuanced.
Technically, the Legion punches above its price point, boasting a holographic soundstage with precise instrument placement and exceptional layering that rivals models costing twice as much. Its imaging is pinpoint accurate, rendering subtle ambient cues and dynamic shifts with effortless clarity, while the bone conduction driver enhances physicality and depth without sacrificing control. Though its bass-forward tuning might not suit treble purists, the Legion excels as a reference-grade all-rounder for those seeking technical prowess paired with relentless musicality.
UM Stardust Reviews
Reviewed by: Jaytiss
Jaytiss Youtube Channel
FlipEars Legion User Reviews
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