Symphonium Giant VS Hisenior Mega5-EST

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

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Symphonium Giant and Hisenior Mega5-EST are in-ear monitors. Symphonium Giant costs $800 while Hisenior Mega5-EST costs $549. Symphonium Giant is $251 more expensive. Hisenior Mega5-EST holds a clear 0.8-point edge in reviewer scores (7.2 vs 8). Hisenior Mega5-EST has slightly better bass with a 0.4-point edge, Hisenior Mega5-EST has significantly better mids with a 1.1-point edge, Hisenior Mega5-EST has significantly better treble with a 1.3-point edge, Symphonium Giant has significantly better dynamics with a 1.4-point edge and Hisenior Mega5-EST has significantly better soundstage with a 1.2-point edge.

Insights

Metric Symphonium Giant Hisenior Mega5-EST
Bass 7.5 7.9
Mids 6.5 7.6
Treble 6.8 8
Details 7.5 7.4
Soundstage 7 8.2
Imaging 7.5 7.6
Dynamics 8.3 6.8
Tonality 7.2 7.9
Technicalities 6.7 7.6

Symphonium Giant Aggregated Review Score

Average Reviewer Scores

Jays Audio
Smirk Audio Z-Reviews Jaytiss

Average Reviewer Score:

7.2

Generally Favorable


Hisenior Mega5-EST Aggregated Review Score

Average Reviewer Scores

Fresh Reviews
Precogvision
Shuwa-T Jays Audio Smirk Audio
Jaytiss Tim Tuned Audionotions Gizaudio Axel Super* Review Head-Fi.org Web Search
Z-Reviews

Average Reviewer Score:

8

Strongly Favorable


Reviews Comparison

Symphonium Giant reviewed by Smirk Audio

Smirk Audio 7.6 Reviewer Score
A Tuning
A Tech
check links for more info:

Smirk Audio original ranking

Smirk Audio Head-Fi Profile

Bass: A Mids: A+ Treble: A Dynamics: A Details: A Imaging: A

Hisenior Mega5-EST reviewed by Smirk Audio

Smirk Audio 7 Reviewer Score
A- Tuning
B+ Tech
Well-tuned and great techs at this price point. Lacks dynamics and the mids are a little lean. Otherwise a great all-rounder.

Smirk Audio original ranking

Smirk Audio Head-Fi Profile

Bass: A- Mids: A Treble: A Dynamics: B+ Details: A- Imaging: A-
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Symphonium Giant reviewed by Z-Reviews

Z-Reviews 7.5 * score rescaled + normalized

Hisenior Mega5-EST reviewed by Z-Reviews

Z-Reviews 9 * score rescaled + normalized
Youtube Video Summary

Hisenior Mega5-EST (Anniversary Edition) hits with a rare mix of slam and finesse: a single DD + 2BA + 2EST that pours out a chest-pressing low end yet keeps the mids and treble startlingly natural. The magic is in the space—not fake wide, but convincingly three-dimensional, with instruments stepping forward, drifting back, and snapping into place. Tracks that should sound “live” actually feel like a venue, with reverb and air rendered uncannily well. Call it “neutral” if the graph says so, but the tuning is exciting, never sleepy, and it scales from an affordable dongle/amp to tubes without losing its character.

Build and kit are delightfully weird in the best way: the cable is a stout two-wire with fixed 4-pin hardware, the case is hilariously oversized (and oddly practical), and the box stuffs in a mountain of tips—foam and multiple silicone sets—so fit is basically guaranteed. Cosmetic quirks (“Febos” branding on the shells, Anniversary shells looking plainer than the regular version) are the only eyebrow-raisers. None of it matters once the music starts: the imaging is knife-sharp, dynamics pop, and that sub-bass rolls in like weather.

At around $550—aka Moondrop Variations money—this thing doesn’t just trade punches; it outperforms for the same reasons Variations became a benchmark, then adds more body, more staging, more goosebumps. The verdict is not coy: this is a straight 10/10, the kind of IEM that makes changing tracks feel painful because the current one sounds too good to leave.


Z-Reviews original ranking

Z-Reviews Youtube Channel

Symphonium Giant reviewed by Jaytiss

Jaytiss 7.5 Reviewer Score
B+ Tuning
B Tech
There's warm, warmer, then a huge gap, then the Giant. Warmiest.

Jaytiss original ranking

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

Hisenior Mega5-EST reviewed by Jaytiss

Jaytiss 8.6 Reviewer Score
A Tuning
A+ Tech
If you get the good tuning, this is way higher.

Jaytiss original ranking

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

Symphonium Giant reviewed by Jays Audio

Jays Audio 6 Reviewer Score
A Tuning
B+ Tech
Super warm and thick, mid-bass centric, basically the Meteor with less treble and more low-end, needs power, turns into basshead at higher volumes, very bassy.

Jays Audio original ranking

Jays Audio Youtube Channel

Hisenior Mega5-EST reviewed by Jays Audio

Jays Audio 7.5 Reviewer Score
S- Tuning
A+ Tech
New unit is better tuned/balanced, smooth, good all-rounder, and sounds like adjusted diffusefield.
Youtube Video Summary

Mega5-EST (Bass Edition) shifts the original’s polite profile into a fuller, more satisfying listen. It keeps the smooth, relaxing, inoffensive tuning of the OG but adds extra oomph and slam down low, coming across warmer and bassier without mid-bass bleed or muddiness. Separation and microdetail take a small hit versus the cleaner, “vanilla” OG, yet the payoff is a more musical, comforting tonality that grows with time—great for R&B and jazzier sets. Upper-end extension is present and airy from the ESTs, but it’s subtle rather than sparkly; vocals and treble don’t jump out, they sit naturally in a well-balanced mix.

Where it flexes in tonality, it yields some ground in technicalities. The bass has proper quantity and impact, but texture and tactility are a touch smooth versus fresher peers that sound quicker and more resolving. If a laid-back, cohesive presentation is the goal, this tuning makes sense. If the wish list includes bigger dynamic contrast and crisper detail retrieval, options like recent hybrids and tribrids push ahead in separation, control, and bass definition.

Value is the sticking point. At around $600, compelling alternatives undercut or outclass it: budget-friendlier hybrids offer tighter low-end texture and more engagement, while mid-tier tribrids (e.g., Oracle MK3) bring cleaner balance, better bass control, and an overall resolution lift—even if they’re not as overtly bass-forward. For listeners craving a comforting, slightly warm, and easy signature, Mega5-EST (Bass) is genuinely enjoyable. For those chasing technical performance per euro, similarly tuned sets like K4-style isobaric DD hybrids or punchier tribrids present a stronger case.


Jays Audio original ranking

Jays Audio Youtube Channel

Hisenior Mega5-EST (more reviews)

Hisenior Mega5-EST reviewed by Tim Tuned

Tim Tuned 8.5 Reviewer Score
S- Tuning
A+ Tech
Exceptionally tuned across the board Could use more "wow" and details

Tim Tuned original ranking

Tim Tuned Youtube Channel
Bass: S Mids: S Treble: S

Hisenior Mega5-EST reviewed by Audionotions

Audionotions 8 Reviewer Score
Incredibly well tuned IEM that sounds very natural across all frequencies. Nothing inoffensive with good technical chops. Stage is not vast - but it is natural and has depth. Bass is full but it is very much on the pillowy side. Mids are natural sounding and clear. Vocals are lush. Instruments sound as they should - timbre is very, very natural - this dethrones Supernova as timbre king IMO. Imaging is pretty decent with decent separation. Decently detailed sounding. Incredibly pleasant to listen to and never fatiguing. Very smooth sound overall. Held back by markedly blunted transients and lack of dynamics that can sometimes make things sound softer than I like as far as attack/incisiveness goes. A great all-rounder. Previously Owned

Audionotions original ranking

Website (Audionotions)

Hisenior Mega5-EST reviewed by Gizaudio Axel

Gizaudio Axel 8 Reviewer Score
A+ Tuning
A- Tech
A "plain water" type sound signature with a bass boost. Great tuning, neutral with bass boost, smooth, safe, and balanced. Could use more detail, incisiveness, and excitement.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel

Hisenior Mega5-EST reviewed by Super* Review

Super* Review 8* * score rescaled + normalized
Fantastic tuning.. it really does not get better. Technical performance could be better.
Youtube Video Summary

Hisenior Mega5-EST brings a tidy, understated shell with a semi-custom fit that sits secure and comfortable on medium-small ears. The box is loaded—foam and silicone tips, a microfiber cloth, and a chunky Pelican-style case—but the included cable is a mixed bag: it looks great and handles well, yet comes only in 4.4 mm balanced, which will annoy single-ended users. Build is clean, nozzle a touch long for a slightly deeper seal, and overall ergonomics feel sorted.

Sonically, this is top-tier tuning. The FR hugs a neutral target with a tasteful sub-bass lift under ~150 Hz, midrange sits right where it should, and treble is polite rather than hot. The result is a warm-neutral, low-contrast presentation that’s easy to listen to for hours with solid imaging and separation plus a nice sense of front-to-back depth. The trade-off: initial transients don’t bite—bass and string attacks are clean but not snappy—so the technical “zing” is more good than great.

Against peers around $550, Mega5-EST slots between flavors: DUNU SA6 is warmer and sparklier up top but softer through the mids; Yanyin Canon 2 delivers chunkier, more physical bass and standout vocal texture; and Moondrop × Crinacle Dusk (on its analog cable) sounds cleaner, more clinical, with sharper bass attack and a tick more resolution. As a daily-driver tonality, Mega5-EST is excellent—the kind of curve that just feels “right”—held back only by middling incisiveness. Verdict: a solid 4/5 for sublime tuning, ergonomic ease, and relaxed refinement, with the caveat of the 4.4-only cable and merely moderate macro-dynamics.


Super* Review original ranking

Super* Review Youtube Channel

Hisenior Mega5-EST reviewed by Shuwa-T

Shuwa-T 7.9 Reviewer Score
A Tuning
A+ Tech
Bass layering, treble detail are excellent; midrange leans neutral and focuses on clarity over musicality It is not for people who seek addictive midrange or musical presentation

Shuwa-T original ranking

Shuwa-T Website

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

Hisenior Mega5-EST reviewed by Precogvision

Precogvision 6.5 Reviewer Score
B+ Tuning
A- Tech
Very bouncy bass but midrange sounds sucked out and has some oddity. Original sounds more coherent even if less exciting/detailed.

Precogvision original ranking

Precogvision Youtube Channel
Bass: A- Mids: B Treble: A- Dynamics: A- Details: A- Imaging: A-

Hisenior Mega5-EST reviewed by Fresh Reviews

Fresh Reviews 5.5* * The score of this reviewer influences only the Gaming Score
Great for music
Youtube Video Summary

Hisenior Mega5-EST arrives with a polished package, a rugged Pelican-style case, and plenty of tips. Comfort is excellent for long sessions. Sonically it favors an even-keeled, natural presentation with a touch of warmth down low. Bass has punch without the heavy, resonant sub-bass of its Dunu counterpart, which helps detail come through. The midrange is smooth and clear, vocals sit naturally, and treble offers good extension without fatigue. The big talking point is stage and imaging: the Mega5-EST throws a wide soundstage with strong layering and separation, though it’s a little more relaxed in focus than sets that push elements forward.

For competitive play the tuning is a mixed bag. In Apex Legends, the stage can feel so wide that subtle cues get a bit distant, and occasional low-end punch can blur separation during chaotic fights—performance sits around a B to B-. In Call of Duty it scores about a B- as well: immersive and impactful, but long-range tracking and lighter taps demand more effort. Valorant fares better at roughly a B, where gunfire pierces the mix and footsteps carry decent depth on tighter maps. Overall, Mega5-EST is a non-fatiguing, musical IEM that shines for music and general entertainment, and rates a B- on the Wall-Hack Certified tier list for competitive gaming.


Fresh Reviews original ranking

Fresh Reviews Youtube Channel

Hisenior Mega5-EST reviewed by Head-Fi.org

Head-Fi.org 8.2 * score rescaled + normalized
14 community members have rated the Hisenior Mega5-EST at an average of 4.4/5 on Head-Fi. Overall sentiment: Excellent.

URL to full Review

Head-Fi.org original ranking

Hisenior Mega5-EST reviewed by Web Search

2025-09-02
uses AI-Search to turn user, reddit and head-fi reviews into clear, concise summaries.
Web Search 8.2 Reviewer Score
S- Tuning
A Tech

The Hisenior Mega5-EST is a tribrid with a 5-driver array—1DD+2BA+2EST—using a four-way network and triple bores; published specs list ~25 Ω impedance and ~105 dB sensitivity, making it easy to drive from portable sources. Street pricing for the current universal “7th Anniversary” version sits around $549 USD. Source: driver/config & specs (Hisenior) and pricing (HiFiGo) .

Tonally it leans neutral with a sub-bass lift, with a relatively relaxed upper-mid/low-treble region that favors smoothness over bite; ESTs add air without excessive sharpness. Measurements and listening notes describe a calm take versus Harman with noticeable sub-bass emphasis, plus an 11–12 kHz sparkle that keeps things from sounding too soft. References: tuning commentary and FR behavior (Headphones.com) , “calm vs Harman” with sub-bass note (Boizoff) , and FR graph (Squiglink) .

Technicalities are solid but not class-leading for the price: staging and imaging are tidy, separation is clean, while micro-detail and incisiveness are more “easy-listening” than analytical. Reviewers highlight good layering and coherency yet note that resolution “edge definition” and excitement could be higher at this tier. Sources: technical impressions (Headphones.com) and general performance notes (Headfonia) .


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

Symphonium Giant User Review Score

Average User Scores

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Hisenior Mega5-EST User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

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Symphonium Giant Gaming Score

Gaming Score & Grade

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

Gaming Score

6.3

Gaming Grade

B

Hisenior Mega5-EST Gaming Score

Gaming Score & Grade

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

Gaming Score

7.2

Gaming Grade

A-

Symphonium Giant Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A-
  • It balances warmth and clarity well, showing only minor quirks along the way. Timbre feels believable with most instruments.

Average Technical Grade

B+
  • Overall technicalities are acceptable, delivering enough clarity for casual sessions. Imaging is serviceable though not immersive.
Bass A
You get robust low-end authority that remains disciplined and textured. Layering stays intact despite the weight.
Mids B+
Expect a confident midrange that keeps details audible without harshness. Acoustic arrangements sound engaging.
Treble B+
Treble response is good, delivering clarity and sparkle without fatigue. Hi-hats sound lively without sting.
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
Excellent imaging delivers precise, stable placement with instruments occupying tangible points in space. It locks each element into a steady position.
Gaming B
Decent spatial awareness for fundamental positioning. Creates satisfying atmosphere in story-driven games while handling basic directional cues. Bad value-to-cost for gaming purpose - not recommended

Hisenior Mega5-EST Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A
  • Tuning feels well executed, keeping a natural flow across the spectrum. Switching genres feels seamless.

Average Technical Grade

A
  • Overall technical control is strong, presenting instruments with clarity and sensible staging. Textures are portrayed with satisfying clarity.
Bass A
You get robust low-end authority that remains disciplined and textured. Layering stays intact despite the weight.
Mids A
The mids sound lush and articulate, capturing emotion effortlessly. Strings and keys shimmer with realism.
Treble A+
The treble performance feels luxurious, marrying air, control, and excitement. You can place every high-frequency element.
Dynamics B+
It handles shifts in volume well, keeping transients lively and controlled. Quiet-to-loud transitions feel natural.
Soundstage A+
A panoramic, wraparound presentation suspends each element in a convincingly airy bubble. Instruments float with pinpoint spacing.
Details A-
Resolution feels both high and relaxed, capturing nuance with ease. There's zero smearing even at high volume.
Imaging A
You can literally point to where sounds originate across the stage. You can point to where sounds originate.
Gaming A-
Good fundamental spatial awareness for most gaming scenarios. Handles basic positioning well but may lack nuance in complex situations. Bad value-to-cost for gaming purpose - not recommended

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