EarAcoustic Audio SPA Limited Edition VS Hercules Audio Noah

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

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EarAcoustic Audio SPA Limited Edition and Hercules Audio Noah use 1DD and 1DD+3BA driver setups respectively. EarAcoustic Audio SPA Limited Edition costs $429 while Hercules Audio Noah costs $379. EarAcoustic Audio SPA Limited Edition is $50 more expensive. Hercules Audio Noah holds a decisive 2.2-point edge in reviewer scores (6 vs 8.1). Hercules Audio Noah has better bass with a 0.6-point edge, Hercules Audio Noah has better mids with a 0.8-point edge, Hercules Audio Noah has better treble with a 0.8-point edge, Hercules Audio Noah has better soundstage with a 0.6-point edge, Hercules Audio Noah has better details with a 0.7-point edge and Hercules Audio Noah has better imaging with a 0.7-point edge.

Insights

Metric EarAcoustic Audio SPA Limited Edition Hercules Audio Noah
Bass 7.2 7.8
Mids 6.8 7.6
Treble 6.3 7.1
Details 6.6 7.3
Soundstage 6.8 7.4
Imaging 6.7 7.4
Dynamics 6 8.4
Tonality 6.1 8.1
Technicalities 6.6 7.9
Take these comparisons with a grain of salt—we don't have enough EarAcoustic Audio SPA Limited Edition and Hercules Audio Noah reviews saved yet to provide an unbiased result.

EarAcoustic Audio SPA Limited Edition Aggregated Review Score

Average Reviewer Scores

Average Reviewer Score:

6

Mixed


Hercules Audio Noah Aggregated Review Score

Average Reviewer Scores

Average Reviewer Score:

8.1

Very Positive


Reviews Comparison

EarAcoustic Audio SPA Limited Edition (more reviews)

EarAcoustic Audio SPA Limited Edition reviewed by Paul Wasabii

Paul Wasabii 6.9 * Score computed by IEMRanking.com
A- Tuning
B+ Tech
Bass-forward single-DD with clear vocals and good stage. Lower ear gain makes the base Hi-End the better balanced choice over the Max for most volumes. Rare combo of heavier bass with clear vocals and a surprisingly open stage for the price. Upper treble is restrained and low-volume listeners may prefer the Max’s extra ear-gain energy.
Youtube Video Summary

The SPA Hi-End and Hi-End Max share a modern V-shaped tuning built around a capable single dynamic driver, but the base Hi-End drops the ear gain to just under ~10 dB—slightly below Harman—which improves balance and separation in the 2–5 kHz region. With less upper presence, bass comes across as a touch deeper and more present while vocals remain clear, yielding a wider-feeling stage and cleaner layering. Shells and accessories differ in finish and price ($149 vs $290), yet the sonic delta centers on that lower ear-gain tilt, which many will find more natural at moderate to higher volumes.

On music, this reads as a bass-heavy single-DD that still preserves vocal clarity and a surprisingly open stage—deceptively technical for the tuning, with commendable resolve, layering, and separation despite modest upper-treble air. Versus sets like Tanchjim Oxygen or DUNU Falcon Ultra/Pro that keep a leaner bass shelf, the Hi-End offers more low-end weight without burying mids, suiting hip-hop, EDM, and pop especially well; low-volume listeners may prefer the Max's extra ear-gain sparkle, but for value and balance the $149 Hi-End is the smarter pick.

Bass: A- Mids: B+ Treble: B Soundstage: B+ Details: B+ Imaging: B+

Paul Wasabii original ranking

Paul Wasabii Youtube Channel

EarAcoustic Audio SPA Limited Edition reviewed by Gizaudio Axel

Gizaudio Axel 5 Reviewer Score
C+ Tuning
B+ Tech
Powerful mid-bass and great detail. Bass bleeds into mids, mids feel thick, treble can get hot and fatiguing.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel

Hercules Audio Noah (more reviews)

Hercules Audio Noah reviewed by Jaytiss

Jaytiss 8.9 Reviewer Score
A Tuning
A- Tech
Clean vocals, just amazing, clean and clear. 5/5 amazing maybe best thing Ive heard.
Youtube Video Summary

Hercules Audio Noah arrives with a premium package: a metallic, cozy shell with a secure anti-tragus catch, a gold nozzle, and a genuinely excellent 4.4 mm cable (red/black channel markers, smooth chin slider, solid Y-split). Accessories are thoughtful—tips, cleaning brush, a USB-C DAC, and a plush case—making the whole experience feel dialed-in and durable. Fit is easy, build is handsome, and the cable quality stands out as one of the better stock options at this price.

Sonically, Noah brings a vocal-forward presentation with a clean, punchy, and hard-hitting bass shelf; it’s engaging, rich, and fun. There’s a notable 1 kHz rise and energetic upper-mids that push presence, while treble stays polite—good clarity, but not the last word in sparkle/air or micro-detail. Think “audiophile-style tuning” rather than meta-neutral: more drive and dynamism than shimmer. Compared with peers, it carries some Elysian-style DNA (cleaner and more exciting than Pilgrim/Noir, less dazzling up top than Apostle/Annihilator), and versus the hyped YU9 it swaps treble dazzle for meatier bass impact, making the two strong complements.

Value depends on region: list sits around $400, but tariffs and shipping can push it above $500 in the U.S., which tempers the bang-for-buck. As a result, it’s an easy recommendation for those seeking a mid/bass-forward, vocal-centric signature—demo at a show if possible, or consider the used market for a sharper deal. Bass is a 10/10 with satisfying slam, the overall presentation is lively and majestic, and while treble finesse is merely good, the tuning’s energy and musical drive make Noah a memorable, hype-worthy listen for the right ears.

Mids: A+ Treble: A- Dynamics: S Soundstage: A

Jaytiss original ranking

Jaytiss Youtube Channel

Hercules Audio Noah reviewed by Audionotions

Audionotions 8 Reviewer Score

Hercules Audio Noah reviewed by Kois Archive

Kois Archive 8 Reviewer Score
S Tuning
S Tech
Rating: S- | Value: ⭐⭐ | Gaming: 🎮🎮 | Comfort: 9 fun and engaging set with great build quality I wish for slightly more midbass
Youtube Video Summary

Hercules Audio’s Noah targets the mid-tier with a 1DD+3BA setup around $400, and the physical package impresses: a premium, crush-resistant case, Divinus Velvet ear tips, a Type-C dongle, and an all-metal black-and-gold shell that looks luxe and fits comfortably for long sessions. The four-core black cable feels solid with quality connectors and a working chin slider, even if it isn’t the softest. Sonically, the Noah aims for a fun, engaging listen via a relaxed treble, but bass hype meets reality—there’s strong sub-bass extension while mid-bass weight and texture come up short, so punch and grit aren’t at “basshead” levels.

The midrange is the star: forward enough to keep vocals clear without sounding shouty, though a slightly lean lower-mid can thin out male voices. Treble stays smooth yet extended, ideal for treble-sensitive listeners (treble-heads may want more bite). Technicalities hold their own for the price—good layering, imaging, and micro-detail, with a soundstage that’s a touch above average. Versus the YU9/CH it’s smoother and more fun (that set is brighter and more clinical), while Dusk Analog (DSP) runs warmer with bass some may prefer but even more laid-back mids/treble; for a true bass fix, Kiwi Ears Punch remains a go-to. Overall, Noah is enjoyable with standout build and accessories, best for those who like sub-bass focus + relaxed treble; tuning quirks keep it from a higher nod, settling on a two-star recommendation for value.


Kois Archive original ranking

Kois Archive Youtube Channel

Hercules Audio Noah reviewed by Web Search

uses AI-Search to turn user, reddit and head-fi reviews into clear, concise summaries.
Web Search 7.5 Reviewer Score
A- Tuning
A Tech

The Hercules Audio Noah is a 1DD+3BA hybrid using a 9 mm dynamic driver with three Knowles armatures in an all-metal shell, terminated with Pentaconn Ear connectors. Its official listing positions it as a mid-priced model at about $379, with a 3-way crossover and a sensitivity of 100 dB @ 100 mV.

Subjectively, the Noah has an energetic low end with notable mid-bass impact, while its lower-treble presence adds bite; some listeners may perceive a slightly hollow midrange. Compared with Hercules’ Moses, multiple show impressions describe the Noah as a “scaled-back” sibling: sharper bass shelf, more aggressive upper-mids, and less air above ~15 kHz, trading ethereal treble for a weightier presentation.

Technical performance is solid for the price: dynamics and bass texture stand out, imaging is clean, and extension is respectable if not ultra-airy. Listeners seeking a neutral-relaxed treble might prefer alternatives, but those wanting a lively, U-shaped tuning with satisfying slam and crisp transients will likely find strong value around the $400 tier.


Bass: A Mids: A- Treble: A- Dynamics: A Soundstage: A- Details: A- Imaging: A-

EarAcoustic Audio SPA Limited Edition User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Hercules Audio Noah User Review Score

Average User Scores

Average User Score: n/a

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EarAcoustic Audio SPA Limited Edition Gaming Score

Gaming Score & Grade

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

Gaming Score

6.2

Gaming Grade

B

Hercules Audio Noah Gaming Score

Gaming Score & Grade

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

Gaming Score

7.7

Gaming Grade

A

EarAcoustic Audio SPA Limited Edition 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+
  • Technical ability is serviceable, keeping basic detail intact across simpler tracks. It keeps up with acoustic tracks without much fuss.
Bass A-
Expect a commanding bass response that reaches deep without clouding the mix. There's both slam and nuance in equal measure.
Mids B+
Midrange presence is good, delivering clear vocals and solid texture. Voices come through with pleasing clarity.
Treble B
Treble is articulate and clean, adding excitement without harshness. It adds sparkle without harshness.
Soundstage B+
You can map the ensemble with confidence thanks to solid spacing and coherent depth layering. Ambient effects feel believable.
Details B+
Finer gestures snap into focus without sounding clinical or forced. Layering holds strong across genres.
Imaging B+
Positions lock in with confidence, sketching a believable stage map. There's a tangible sense of stage geometry.
Gaming B
Decent spatial awareness for fundamental positioning. Creates satisfying atmosphere in story-driven games while handling basic directional cues. Value-to-cost may not be optimal for gaming-focused users.

Hercules Audio Noah Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A+
  • Tuning feels refined, blending frequencies with convincing realism and engagement. Transitions between registers feel effortless.

Average Technical Grade

A
  • Overall technical control is strong, presenting instruments with clarity and sensible staging. Textures are portrayed with satisfying clarity.
Bass A
Expect a commanding bass response that reaches deep without clouding the mix. There's both slam and nuance in equal measure.
Mids A
Midrange performance is excellent, with natural timbre and great detail. Vocals feel lifelike and full-bodied.
Treble A-
Highs feel superbly executed, revealing micro-detail without hint of sibilance. Highs stay smooth even at volume.
Dynamics A+
Dynamic range is superb, blending powerful impact with nuanced control. It captures both whisper and roar effortlessly.
Soundstage A-
Immersion steps up dramatically as width, depth, and height integrate into a cohesive hologram. Everything sounds naturally spaced.
Details A-
Excellent detail retrieval that resolves intricacies without tipping into clinical territory. Tiny nuances jump out effortlessly.
Imaging A-
Spatial cues respond immediately, reflecting every movement in the mix. Spatial cues respond instantly to the mix.
Gaming A
Clear spatial presentation handles directional cues effectively. Distinguishes key gameplay sounds while maintaining decent immersion. Value-to-cost may not be optimal for gaming-focused users.

EarAcoustic Audio SPA Limited Edition User Reviews

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Hercules Audio Noah User Reviews

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