BLON x HBB Z300 VS 7Hz Elua Ultra

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

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BLON x HBB Z300 and 7Hz Elua Ultra use 1DD and 2DD driver setups respectively. BLON x HBB Z300 costs $35 while 7Hz Elua Ultra costs $30. BLON x HBB Z300 is $5 more expensive. 7Hz Elua Ultra holds a decisive 1.3-point edge in reviewer scores (5.1 vs 6.4). 7Hz Elua Ultra has significantly better mids with a 2-point edge and 7Hz Elua Ultra has significantly better treble with a 1-point edge.

Insights

Metric BLON x HBB Z300 7Hz Elua Ultra
Bass 4 6.4
Mids 4 6
Treble 3 4
Details 3 6.4
Soundstage 5.1 6.2
Imaging 3 6.4
Dynamics 5.1 6
Gaming capabilities 4.3 5.4

BLON x HBB Z300 Aggregated Review Score

BLON x HBB Z300 Average Reviewer Scores

Nymz
Jays Audio
Z-Reviews
Super* Review

Average Reviewer Score:

5.1

Mixed to Negative


7Hz Elua Ultra Aggregated Review Score

7Hz Elua Ultra Average Reviewer Scores

Jaytiss IEMRanking AI

Average Reviewer Score:

6.4

Mixed to Positive


BLON x HBB Z300 User Review Score

BLON x HBB Z300 Average User Scores

Average User Score: n/a

Based on 0 user reviews

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7Hz Elua Ultra User Review Score

7Hz Elua Ultra Average User Scores

Average User Score: n/a

Based on 0 user reviews

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BLON x HBB Z300 Gaming Score

Gaming Score & Grade

  • The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.

Gaming Score

4.3

Gaming Grade

C-

7Hz Elua Ultra Gaming Score

Gaming Score & Grade

  • The gaming score is prioritizing technical capabilities of the IEM (Separation, Layering, Soundstage) and good value.

Gaming Score

5.4

Gaming Grade

C+

BLON x HBB Z300 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

C+
  • Generally enjoyable tonal character with some noticeable unevenness. Maintains listenability while showing room for refinement in frequency balance.

Average Technical Grade

C-
  • Limited resolution; finer nuances are masked. Soundstage feels narrow, and complex passages cause muddiness. Transitions lack finesse.
Bass C-
Subdued bass response that stays mostly in the background. Lacks energy and impact but maintains basic definition.
Mids C-
Midrange is passable but unrefined. Lacks detail and smoothness, with occasional harshness in upper mids.
Treble D
Uneven treble response with noticeable peaks and dips. Can sound both dull and occasionally harsh simultaneously.
Details D
Modest detail presentation with significant loss of texture. Nuances are masked and complex passages become congested.
Imaging D
Modest imaging with basic left/right positioning. Lacks precision for center placement and suffers from positional blurring.
Gaming C-
Minimal environmental definition provides only general audio cues. Suitable for games where positioning isn't critical.

7Hz Elua Ultra Scorings

Average Technical & Tuning Grades

Average Tunign Grade

B
  • Generally enjoyable tonal character with some noticeable unevenness. Maintains listenability while showing room for refinement in frequency balance.

Average Technical Grade

C+
  • Satisfactory technical performance. Handles basic detail retrieval adequately in most tracks. Maintains reasonable cohesion in simpler arrangements.
Mids B
Good midrange presence with solid clarity. Vocals are clear and instruments have reasonable texture and body.
Treble C-
Average treble performance - present but lacking refinement. Some graininess or splashiness affects clarity.
Dynamics B
Good dynamic expression with solid impact. Handles volume contrasts well while maintaining good transient snap.
Soundstage B
Good soundstage with proper width and depth. Instruments have clear positioning with reasonable front/back placement.
Gaming C+
Fundamental left/right positioning with limited depth perception. Works for non-competitive gaming but lacks precision.

BLON x HBB Z300 Reviews

BLON x HBB Z300 reviewed by:

Z-Reviews 6 * score normalized

BLON x HBB Z300 reviewed by:

Jays Audio 4 Reviewer Score
B+ Tuning
C+ Tech
Nicely done warm tuning. Slight upgrade to QKZ HBB.

Jays Audio original ranking

Jays Audio Youtube Channel
- Jays Audio

BLON x HBB Z300 reviewed by:

Super* Review 7* * score normalized
check links for more info:

Super* Review original ranking

Super* Review Youtube Channel
- Super* Review

BLON x HBB Z300 reviewed by:

Nymz 3.4 Reviewer Score
D+ Tuning
D Tech
Great bass elevation with some bleed into the midrange. Treble has some zing around the 8k and 10k area to compensate for the warmth. Solid warm pick, great cable.

Nymz original ranking

Nymz Website

- Nymz
Bass: C- Mids: C- Treble: D Details: D Imaging: D

7Hz Elua Ultra Reviews

7Hz Elua Ultra reviewed by:

2025-08-19
Jaytiss 6.3 Reviewer Score
C+ Tuning
C- Tech
Nice smooth set. Easy, and clean.

Jaytiss original ranking

Jaytiss Youtube Channel
- Jaytiss
Mids: B Treble: C- Dynamics: B Soundstage: B
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7Hz Elua Ultra reviewed by:

2025-08-22
IEMRanking AI 6.5 Reviewer Score
B+ Tuning
B Tech

The 7Hz Elua Ultra delivers a powerful and well-defined bass that extends deep without overwhelming the mids, making it stand out in its price range. Vocals are clear and detailed, with a natural presentation that works especially well for female voices, and there's minimal bass bleed into the midrange . The IEM requires a lengthy burn-in period for the drivers to fully stabilize and achieve coherence between the bass and treble.

Treble performance is detailed and expansive, offering good airiness without causing fatigue, though it can lean slightly analytical rather than musical. The accessories are quite basic, including a standard OCC copper cable and a few ear tips, which feels lacking even at this price point . Despite its low impedance, the Elua Ultra benefits from better amplification to overcome its lower sensitivity and unlock its full potential.

Overall, the Elua Ultra punches above its weight with a balanced and speaker-like sound that competes with more expensive models. Its ergonomic, lightweight design ensures comfort for long sessions, but the minimalist unboxing experience is a notable drawback . This IEM is a strong choice for those seeking a fun yet technically competent listen without breaking the bank.

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- IEMRanking AI
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Price: $43

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7Hz Elua Ultra User Reviews

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