Heartfield CU8 VS Dunu x Gizaudio Davinci

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

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Heartfield CU8 and Dunu x Gizaudio Davinci use 4BA and 2DD+4BA driver setups respectively. Heartfield CU8 costs $279 while Dunu x Gizaudio Davinci costs $300. Dunu x Gizaudio Davinci is $21 more expensive. Dunu x Gizaudio Davinci holds a clear 0.6-point edge in reviewer scores (6.7 vs 7.3). Dunu x Gizaudio Davinci has significantly better mids with a 2.2-point edge, Dunu x Gizaudio Davinci has significantly better treble with a 1.2-point edge, Heartfield CU8 has significantly better dynamics with a 1-point edge and Dunu x Gizaudio Davinci has significantly better soundstage with a 1-point edge.

Insights

Metric Heartfield CU8 Dunu x Gizaudio Davinci
Bass 6.7 7.8
Mids 5 7.2
Treble 6 7.2
Details 6.7 7.3
Soundstage 6 7
Imaging 6.7 7.3
Dynamics 7 6
Gaming capabilities 6.7 6.7

Heartfield CU8 Aggregated Review Score

Heartfield CU8 Average Reviewer Scores

Jays Audio
Jaytiss IEMRanking AI

Average Reviewer Score:

6.7

Cautiously Favorable


Dunu x Gizaudio Davinci Aggregated Review Score

Dunu x Gizaudio Davinci Average Reviewer Scores

Fresh Reviews
Super* Review
Smirk Audio Jays Audio Jaytiss Gizaudio Axel Shuwa-T
Z-Reviews

Average Reviewer Score:

7.3

Generally Favorable


Heartfield CU8 User Review Score

Heartfield CU8 Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Dunu x Gizaudio Davinci User Review Score

Dunu x Gizaudio Davinci Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Heartfield CU8 Gaming Score

Gaming Score & Grade

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

Gaming Score

6.7

Gaming Grade

B+

Dunu x Gizaudio Davinci Gaming Score

Gaming Score & Grade

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

Gaming Score

6.7

Gaming Grade

B+

Heartfield CU8 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

B+
  • Satisfactory technical performance. Handles basic detail retrieval adequately in most tracks. Maintains reasonable cohesion in simpler arrangements.
Mids C+
Decent midrange performance - balanced but unremarkable. Adequate clarity for most genres without notable flaws.
Treble B
Good treble response - clear and detailed without fatigue. Well-extended with proper air and sparkle.
Dynamics A-
Excellent dynamics with great contrast and speed. Transients are crisp and micro-details are clearly articulated.
Soundstage B
Good soundstage with proper width and depth. Instruments have clear positioning with reasonable front/back placement.
Gaming B+
Respectable environmental presentation favors atmosphere over precision. Detects obvious directional cues while conveying game world ambiance. Value-to-cost may not be optimal for gaming-focused users.

Dunu x Gizaudio Davinci Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A-
  • Pleasing tonal balance with good technical control. Minor quirks present but not distracting. Demonstrates decent genre versatility.

Average Technical Grade

A-
  • Competent technical presentation. Handles separation and detail well in most tracks, with modest soundstage and acceptable imaging capabilities.
Bass A
Strong, well-defined bass with good texture. Delivers satisfying punch and rumble without overwhelming other frequencies.
Mids A-
Excellent midrange with natural timbre and great detail retrieval. Vocals are forward and emotive with lifelike instrument reproduction.
Treble A-
Excellent treble: airy, extended and well-controlled. Great micro-detail retrieval without sibilance or harshness.
Dynamics B
Good dynamic expression with solid impact. Handles volume contrasts well while maintaining good transient snap.
Soundstage A-
Excellent spatial presentation - wide, deep and tall. Precise instrument placement with clear separation in all dimensions.
Details A-
Excellent detail retrieval: highly resolving without being clinical. Effortlessly reveals micro-details and textural subtleties.
Imaging A-
Excellent imaging: precise and stable placement. Instruments occupy specific points in space with tangible positions.
Gaming B+
Respectable environmental presentation favors atmosphere over precision. Detects obvious directional cues while conveying game world ambiance. Value-to-cost may not be optimal for gaming-focused users.

Heartfield CU8 Reviews

Heartfield CU8 reviewed by:

2025-07-16
Jays Audio 6 Reviewer Score
A Tuning
A- Tech
Warmer Harman 2019 with less shouty vocals. Bassy all-rounder with decent tech. Build and plate design is very pretty... but price is a bit high and not that competitive - wait for sale unless you really dig the look.

Jays Audio original ranking

Jays Audio Youtube Channel
- Jays Audio
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Price: $279

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Heartfield CU8 reviewed by:

2025-07-10
Jaytiss 7 Reviewer Score
B Tuning
B Tech
It's fine, but is fine worth your purchase?

Jaytiss original ranking

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

Heartfield CU8 reviewed by:

2025-08-30
IEMRanking AI 7.1 Reviewer Score
A- Tuning
B+ Tech

The Heartfield CU8 delivers a neutral sound that closely follows the Harman target curve, providing a balanced and accurate listening experience suitable for both critical monitoring and musical enjoyment. Its bass response is tight and textured, with a slight mid-bass bump that adds a touch of warmth without bleeding into the mids, while the treble remains smooth and free of sibilance.

Build quality is a standout, featuring a hand-finished brass chamber that feels premium but contributes to a heavier design, which might affect fit for some users during extended wear. The included cable is thin relative to the IEM's weight, though the deep recessed 2-pin connectors ensure a secure connection.

Overall, the CU8 excels with a natural timbre and cohesive presentation, making it a strong choice for those seeking an analytical yet engaging signature across genres, though its weight and sparse accessories are minor drawbacks. The PUR vibration control system effectively enhances dynamics, allowing its four balanced armatures to perform with the impact of more complex driver setups.

Buy Heartfield CU8 on Linsoul (affiliate)

- IEMRanking AI

Dunu x Gizaudio Davinci Reviews

Dunu x Gizaudio Davinci reviewed by:

Fresh Reviews 5* * The score of this reviewer influences only the Gaming Score
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Price: $299

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Dunu x Gizaudio Davinci reviewed by:

Z-Reviews 8.5 * score normalized

Dunu x Gizaudio Davinci reviewed by:

Super* Review 6* * score normalized
A little bit too bassy. imaging is impressive. If you are looking for a bassy set with great imaging, this is a good option.

Super* Review original ranking

Super* Review Youtube Channel
- Super* Review

Dunu x Gizaudio Davinci reviewed by:

Smirk Audio 7.5 Reviewer Score
A Tuning
A- Tech
check links for more info:

Smirk Audio original ranking

Smirk Audio Head-Fi Profile

- Smirk Audio
Bass: A+ Mids: A Treble: A Dynamics: A- Details: A Imaging: A

Dunu x Gizaudio Davinci reviewed by:

Jays Audio 7 Reviewer Score
A Tuning
A- Tech
Warm leaning with thick, thumpy mid-bass that hits pretty deep and hard. Decent vocal and treble extension, although female vocals are warmer and huskier. Good for hiphop, rap, r&b, but low-end isn't fast enough for busier genres like rock for example. Bass texture and resolution is slightly soft and not very separated, hits really hard, but sometimes bass notes feels like they've mushed together into one note. Hype 4 is straight up a better version of the Davinci when it comes to low-end texture and separation, as well as overall resolution and vocal playback; and if you're ok with EQing the Hype 2's low-end those are better as well because they use the same isobaric design as the 4s (Low-shelf, 100hz, +2-3db, Q 0.5)

Jays Audio original ranking

Jays Audio Youtube Channel
- Jays Audio

Dunu x Gizaudio Davinci reviewed by:

Jaytiss 7.5 Reviewer Score
B+ Tuning
A- Tech
Bass kind of pops off in the worst way possible.

Jaytiss original ranking

Jaytiss Youtube Channel
- Jaytiss
Mids: A- Treble: A- Dynamics: C+ Soundstage: A-

Dunu x Gizaudio Davinci reviewed by:

Gizaudio Axel 7.5 Reviewer Score
A+ Tuning
A- Tech
Bass-boosted meta tuning with excellent detail and a grand sound. Bass may be too much for some.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel
- Gizaudio Axel

Dunu x Gizaudio Davinci reviewed by:

Shuwa-T 7.1 Reviewer Score
A- Tuning
A- Tech
The warmest of the triple threat, with more tamed treble than the Pilgrim

Shuwa-T original ranking

Shuwa-T Website

- Shuwa-T
Bass: A Mids: A- Treble: A- Soundstage: A- Details: A- Imaging: A-
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Price: $299.99

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Heartfield CU8 User Reviews

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