Thieaudio Monarch Mk2 VS Moondrop S8

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

Home Ranking Compare IEMs

Thieaudio Monarch Mk2 and Moondrop S8 use 1DD+6BA+2EST and 8BA driver setups respectively. Thieaudio Monarch Mk2 costs $1,000 while Moondrop S8 costs $700. Thieaudio Monarch Mk2 is $300 more expensive. Thieaudio Monarch Mk2 holds a clear 0.5-point edge in reviewer scores (8.1 vs 7.6). Thieaudio Monarch Mk2 carries a user score of 8.5. Thieaudio Monarch Mk2 has better mids with a 0.9-point edge, Moondrop S8 has slightly better treble with a 0.3-point edge, Thieaudio Monarch Mk2 has better dynamics with a 0.8-point edge, Thieaudio Monarch Mk2 has better soundstage with a 0.5-point edge, Moondrop S8 has slightly better details with a 0.4-point edge and Moondrop S8 has slightly better imaging with a 0.3-point edge.

Insights

Metric Thieaudio Monarch Mk2 Moondrop S8
Bass 6.8 6.6
Mids 8.4 7.5
Treble 7.5 7.8
Details 7.6 8
Soundstage 8 7.5
Imaging 7.4 7.7
Dynamics 6.5 5.7
Tonality 8.1 7.3
Technicalities 7.8 7.5

Thieaudio Monarch Mk2 Aggregated Review Score

Average Reviewer Scores

Shuwa-T Smirk Audio Tim Tuned Nymz Precogvision
Jays Audio Jaytiss Crin Yifang Gizaudio Axel
Super* Review Head-Fi.org

Average Reviewer Score:

8.1

Very Positive


Moondrop S8 Aggregated Review Score

Average Reviewer Scores

Bad Guy Good Audio Shuwa-T Audionotions Gizaudio Axel Crin Jaytiss Smirk Audio Precogvision Tim Tuned
Super* Review

Average Reviewer Score:

7.6

Strongly Favorable


Reviews Comparison

Thieaudio Monarch Mk2 reviewed by Super* Review

Super* Review 9* * score rescaled + normalized
Youtube Video Summary

Build & fit: Premium presentation with a handsome “lava” faceplate and a cloth-sheathed cable featuring swappable terminations—useful, but the connector is bulky enough to be unwieldy. The shell itself is very large and can be tricky for many ears, affecting seal and even bass response. Comfort and security are not strong suits. Tip rolling helps; AZLA AirFit Light tips improved seal and tamed occasional treble bite.

Sound: A neutral, mid-forward tuning with a tasteful sub-bass lift, clean lower treble, and excellent extension. Midrange detail pops with fine micro-contrast, while treble remains smooth—evoking that easy, HD600-like effortlessness. Stage is wide with standout imaging and layering. The trade-off is a lean lower-mid/mid-bass region (that “Harman dip”), which can make non-bass-heavy music feel a bit dry and clinical, reducing perceived depth and visceral impact.

Comparisons & verdict: Versus Moondrop’s stable, Blessing 2 still offers a fuller, more linear low end and remains the more all-round pick; S8 brings superb treble and mid detail with similarly lean bass; Campfire Aura dazzles with holographic imaging and surprisingly satisfying BA bass, though its tonality is quirkier. Monarch MKII earns a solid 4/5 for tonal balance, resolution, and imaging—but the size/fit caveat is serious, and the lean bass means it won’t dethrone Blessing 2 for those craving warmth or body. Demo first; if it fits and that crisp neutrality appeals, it’s a fantastic listen.


Super* Review original ranking

Super* Review Youtube Channel
Ad
Using this affiliate link for ordering your Thieaudio Monarch Mk2 or any other IEM helps fund our free service at no extra cost to you.

Price: $999

Buy Thieaudio Monarch Mk2 on Linsoul

Moondrop S8 reviewed by Super* Review

Super* Review 9* * score rescaled + normalized
Youtube Video Summary

Striking design meets smart ergonomics: a crystal-clear acrylic shell that looks glass-polished, with noticeably cleaner clarity than Blessing 2/Dusk. The fit is more contoured and effortless, thanks to slightly narrower nozzles; isolation is immense because it’s an unvented all-BA set, which also means some ear pressure for the uninitiated. Cable, case, and tips mirror the Blessing 2 bundle—serviceable if not premium.

Tuning sits in lean-neutral with a sub-bass lift: not a basshead set, but sub-bass presence is satisfying. As with most BA bass, it won’t move air like a DD; versus Blessing 2 Dusk the low end is considered weaker, yet it outclasses sets like the Dunu SA6 for punch and definition. The midrange delivers excellent detail and micro-contrast, tracking closely to Dusk’s slimmer mids rather than the warmer original B2. The showstopper is the treble—clean, airy, and refined with zero grit, pairing with wider-than-B2 staging (a “wraparound” feel toward ~180°) for standout imaging, separation, and layering. Among BA references, only benchmarks like 64 Audio U12t or Campfire Ara come to mind as peers for bass quality and overall finesse.

At $700, the value question hinges on priorities: dynamic-driver bass lovers may lean Monarch/Clairvoyance, but for those chasing mid/treble purity and effortless technicalities, S8 is special. Gorgeous build, secure fit, and a treble performance that feels best-in-class coalesce into an easy recommendation—ultimately earning a full 5/5 in this take.


Super* Review original ranking

Super* Review Youtube Channel

Thieaudio Monarch Mk2 reviewed by Jaytiss

Jaytiss 8.5 Reviewer Score
A Tuning
A+ Tech
Too much unit variation to recommend to others highly.
Youtube Video Summary

Build & accessories: Compact shell with a slightly old-school shape and flat 2-pin connectors, secure fit, and a nozzle some may find a bit much. The package includes Thieaudio’s large, sturdy case, multiple tips, a cleaning brush, and a fabric-sheathed stock cable with a solid chin slider and a durable Y-split. The cable’s modular plug system (2.5/3.5/4.4) locks in confidently and feels well made.

Sound: a neutral foundation with a dash of fun—clean upper mids, tasteful sparkle, and tight, articulate bass. Unit variance shows on graphs (his sample reads a bit bassier with slightly more treble vs other measurements), but the core tuning stays intact: rich mids, smooth presence, and airy extension that present music as natural, wide, and open. Versus Monarch MKIII, this MKII feels less bright and less fatiguing, with fuller mids. Compared to Annihilator 2023, MKII is flatter and more even (Annihilator hits harder and has a 10k zing some hear as “fake”). Against Lime Ears Tera, MKII is a touch warmer and easier; versus the pricier Europa, it tracks similarly on paper but wins on comfort and value; and it offers more body than budget darlings like Hexa, which can come off lean.

Verdict: a high-tier all-rounder prized for midrange timbre, air/detail, note weight, and imaging. It reads neutral-natural with just enough excitement to stay engaging over long sessions. Personal taste and fit still matter—always demo if possible—but within this preference space, Monarch MKII remains a special, well-balanced choice that continues to earn its spot among top IEMs.

Mids: A+ Treble: A+ Dynamics: B Soundstage: A+

Jaytiss original ranking

Jaytiss Youtube Channel

Moondrop S8 reviewed by Jaytiss

Jaytiss 7.3 Reviewer Score
B Tuning
A- Tech
Special set.

Jaytiss original ranking

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

Thieaudio Monarch Mk2 reviewed by Crin

Crin 8.5 Reviewer Score
S+ Tuning
A+ Tech
Youtube Video Summary

Thieaudio Monarch Mk2 stays a top-tier pick by balancing excellent tonality with solid, price-appropriate technicalities. The tuning sits close to the current meta, with a slight dip in the lower mids and a noticeable 6 kHz emphasis that adds sparkle and energy. It’s the “spice” to the Mega5-EST’s plain water—still coherent and controlled, but with extra fizz that makes music feel lively. While resolution doesn’t chase the extremes of Elysian Annihilator or Softears RS10, within the $999 bracket the performance remains compelling, making it an easy recommendation among kilobuck IEMs.

Build and accessories are straightforward: a full-resin shell with metal nozzle, a cloth-sheathed cable featuring interchangeable 3.5 / 2.5 / 4.4 terminations, and a proper case with silicone and foam tips. The fiery orange faceplate is the sole colorway. The catch is fit—the shell is large, and for smaller ears that can be a deal-breaker; no sound quality matters if it won’t seal comfortably. For those wanting a near-perfect meta hit with less treble spice, Hisenior Mega5-EST is noted as the safer tonal bullseye.

Choose Monarch Mk2 if a slightly V-leaning, meta-aligned tuning with engaging upper-presence appeals, and if the ear geometry can handle the chunky shell. Skip it if chasing max detail retrieval above all else, craving a more pronounced V-shape (consider Monarch Mk3 instead), or if fit is uncertain. The overall verdict: impeccable tuning paired with good—if not summit—technical chops keeps Monarch Mk2 at the top of the ranking conversation without needing boutique pricing.


Crin original ranking

Crin Youtube Channel

Moondrop S8 reviewed by Crin

Crin 7.5 Reviewer Score
S- Tuning
A Tech
More faithful to the Harman target compared to the A8, with a smoother bass response.

Crin original ranking

Crin Youtube Channel

Thieaudio Monarch Mk2 reviewed by Gizaudio Axel

Gizaudio Axel 8 Reviewer Score
S Tuning
A+ Tech
Outstanding tuning. Smooth, balanced tuning with natural vocals, beautiful timbre, and excellent tonality. Detail and could use more bass. Treble depends on ear tips.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel

Moondrop S8 reviewed by Gizaudio Axel

Gizaudio Axel 7.5 Reviewer Score
A- Tuning
A+ Tech
Smooth, detailed, and balanced tuning. Harman-like sound with plenty of detail. BA bass.

Gizaudio Axel original ranking

Gizaudio Axel Youtube Channel

Thieaudio Monarch Mk2 reviewed by Shuwa-T

Shuwa-T 7.9 Reviewer Score
A Tuning
A+ Tech
Organic midrange Wooly bass response and less prominent treble may not work best for certain genres

Shuwa-T original ranking

Shuwa-T Website

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

Moondrop S8 reviewed by Shuwa-T

Shuwa-T 7.8 Reviewer Score
A- Tuning
A+ Tech
Comment: Technically proficient. Clarity and tuning well done BA timbre

Shuwa-T original ranking

Shuwa-T Website

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

Thieaudio Monarch Mk2 reviewed by Smirk Audio

Smirk Audio 7.6 Reviewer Score
A- Tuning
A Tech
Good treble with tons of air. Forward, ethereal mids. Good detail retrieval with tons of microdetails. Lackluster mid-bass.

Smirk Audio original ranking

Smirk Audio Head-Fi Profile

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

Moondrop S8 reviewed by Smirk Audio

Smirk Audio 7.1 Reviewer Score
A- Tuning
A- Tech
Very resolving with a sweet, pleasant timbre. Good mids and treble. Average bass. Upper-mids may be shouty to some.

Smirk Audio original ranking

Smirk Audio Head-Fi Profile

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

Thieaudio Monarch Mk2 reviewed by Tim Tuned

Tim Tuned 7.5 Reviewer Score
A Tuning
A+ Tech
Cohesive, smooth, balanced, technical slight treble wispiness

Tim Tuned original ranking

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

Moondrop S8 reviewed by Tim Tuned

Tim Tuned 7 Reviewer Score
A- Tuning
A+ Tech
Smooth engaging harman signature with fun bass BA timbre
Youtube Video Summary

The Moondrop S8 mirrors the tonal balance of the Blessing 2 Dusk—similar bass level, natural mids, solid upper-mid presence, and extended treble—but distinguishes itself in execution. Bass is notably smoother; where Dusk can feel a bit forced/dry on bass-heavy tracks, S8 stays composed and fluid. Midrange carries a touch of classic BA timbre—notes sound lighter and a bit weightless versus Dusk’s more grounded “natural weight”—yet resolution and clarity remain excellent. Up top, energy is a step higher, giving female vocals a fuller, more effortless presence.

What sells the S8 is how cohesive and refined the whole package feels: transitions are seamless, detail retrieval is clean, and the tuning reads as a polished, more elegant take on the Dusk’s recipe. It’s effectively the Dusk, elevated—smoother bass, airier sparkle, and a more effortless overall presentation—making it a standout choice for listeners who prioritize clarity and treble openness without sacrificing balance. Among Moondrop’s lineup in this guide, S8 comes across as the most complete and the most compelling upgrade for a refined, reference-leaning sound.

Bass: A+ Mids: A+ Treble: A+

Tim Tuned original ranking

Tim Tuned Youtube Channel

Thieaudio Monarch Mk2 reviewed by Precogvision

Precogvision 7 Reviewer Score
A- Tuning
A- Tech
A solid improvement in imaging with slightly more palatable tonality than its predecessor.

Precogvision original ranking

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

Moondrop S8 reviewed by Precogvision

Precogvision 7.1 Reviewer Score
A- Tuning
A- Tech
Excellent treble extension and detail retrieval.

Precogvision original ranking

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

Thieaudio Monarch Mk2 (more reviews)

Thieaudio Monarch Mk2 reviewed by Jays Audio

Jays Audio 8.5 Reviewer Score
S Tuning
S- Tech
Neutral tuning with one of the clearest mid-ranges. Natural and clean vocals. Great resolution, separation, and detail. Can be a little dry with its analytical presentation. Bass is well-seperated from other instruments, but nothing special especially at $1K. Would've liked more depth, and treble is also a bit unstable and dips, resulting in a lack of air/depth. Mid-bass is just enough for my library, but would've liked more for genres like hiphop and rock. Cable is heavy, and fit may be too big for many (need to shove in deep).

Jays Audio original ranking

Jays Audio Youtube Channel

Thieaudio Monarch Mk2 reviewed by Yifang

Yifang 8 Reviewer Score
S- Tuning
A+ Tech

Thieaudio Monarch Mk2 reviewed by Nymz

Nymz 7.1 Reviewer Score
A- Tuning
B+ Tech
11/10 mid-range. Mid-bass could use more texture and stage depth could be better. Yap, that's all. Oh and the fit - I'm blessed, but you may not be.

Nymz original ranking

Nymz Website

Bass: B Mids: S Treble: A- Details: A- Imaging: B

Thieaudio Monarch Mk2 reviewed by Head-Fi.org

Head-Fi.org 9 * score rescaled + normalized
One community member has rated the THIEAUDIO Monarch MKII at an average of 5.0/5 on Head-Fi. Overall sentiment: Masterpiece.

URL to full Review

Head-Fi.org original ranking

Moondrop S8 (more reviews)

Moondrop S8 reviewed by Bad Guy Good Audio

Bad Guy Good Audio 7.9 Reviewer Score
A+ Tuning
A- Tech
Great detail,relax tuning upgrade of "A8" only a slight upgrade to the previous A8
Youtube Video Summary

Moondrop S8 makes a strong first impression: a gorgeous build, clean shells, and a presentation that feels premium without pretending to be leather-clad luxury. The design keeps it simple—no tuning switches—and packs three different types of balanced armatures, hinting at a deliberate, all-BA execution. Moondrop’s track record is front of mind here: Kanas Pro, KXXS, and the A8 (the S8’s predecessor) stay on the “constant recs” list, while the Blessing line isn’t spared criticism despite the hype.

The included cable looks copper-like, is soft and supple, and uses a right-angle plug with Moondrop branding on the Y-split—though there’s no chin slider. Past Moondrop cable quirks get a nod, but this one appears solid on first inspection. Accessory fitment and finish are treated with care (no scratching those caps), and anticipation centers on the FR graph: if it doesn’t “graph like a disaster,” S8 is poised to be a winner. For now, it’s all about the music, the look, and a tuning that—if it tracks—could push this set straight into the recommendation zone.

Bass: B Mids: A+ Treble: A+

URL to full Review

Bad Guy Good Audio original ranking

Bad Guy Good Audio Youtube Channel

Moondrop S8 reviewed by Audionotions

Audionotions 7.5 Reviewer Score
Very resolving and well tuned. Note weight leans thin. First IEM that I can say I definitely hear the BA timbre. Could use more down low. Pressure build is uncomfortable.

Audionotions original ranking

Website (Audionotions)

Thieaudio Monarch Mk2 User Review Score

Average User Scores

Average User Score:

Based on 1 user reviews

8.5

Excellent

Moondrop S8 User Review Score

Average User Scores

Average User Score: n/a

Based on 0 user reviews

No user reviews yet. Be the first one who writes a review!

Thieaudio Monarch Mk2 Gaming Score

Gaming Score & Grade

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

Gaming Score

6.9

Gaming Grade

B+

Moondrop S8 Gaming Score

Gaming Score & Grade

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

Gaming Score

6.9

Gaming Grade

B+

Thieaudio Monarch Mk2 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

A+
  • It delivers a coherent, natural timbre that remains captivating across genres. Acoustic instruments sound lifelike and textured.

Average Technical Grade

A
  • Overall technical control is strong, presenting instruments with clarity and sensible staging. Textures are portrayed with satisfying clarity.
Bass B+
Expect a solid thump that keeps the rhythm engaging yet controlled. Sub-bass presence is supportive, not overwhelming.
Mids A+
You get reference-worthy mids that combine transparency, texture, and depth. It brings out emotional nuance beautifully.
Treble A
Treble performance is excellent—airy, extended, and beautifully controlled. It reveals subtle studio ambiance.
Dynamics B+
It handles shifts in volume well, keeping transients lively and controlled. Quiet-to-loud transitions feel natural.
Soundstage A+
Three-dimensional layering becomes effortless, placing performers on a lifelike virtual stage. Venue ambience wraps around convincingly.
Details A
Micro-details glide to the forefront effortlessly while timbre remains natural. Ambient cues are vivid and lifelike.
Imaging A-
Depth mapping feels natural and accurate, supporting convincing immersion. Depth mapping feels precise and natural.
Gaming B+
Respectable environmental presentation favors atmosphere over precision. Detects obvious directional cues while conveying game world ambiance. Bad value-to-cost for gaming purpose - not recommended

Moondrop S8 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

A
  • You get a controlled, composed performance, marrying decent clarity with a still-modest sense of space. A safe technical performer for the price bracket.
Bass B+
Low end hits with respectable impact while staying reasonably tidy. You get a healthy sense of rhythm.
Mids A
Midrange performance is excellent, with natural timbre and great detail. Vocals feel lifelike and full-bodied.
Treble A
Treble performance is excellent—airy, extended, and beautifully controlled. It reveals subtle studio ambiance.
Dynamics B-
You get reliable macrodynamics, with micro shifts that remain only adequate. A reliable performer for most tracks.
Soundstage A
You hear both the breadth and the altitude of the mix, anchored by accurate positional cues. Immersion improves across genres.
Details A+
The tiniest inflections pop into view as if spotlit within the mix. Low-level details feel magnified yet natural.
Imaging A
Each element locks into a steady coordinate even as the mix grows dense. Imaging holds even during busy segments.
Gaming B+
Respectable environmental presentation favors atmosphere over precision. Detects obvious directional cues while conveying game world ambiance. Bad value-to-cost for gaming purpose - not recommended

Thieaudio Monarch Mk2 User Reviews

Share your experience and build your personal ranking list.

You need to be signed in to write your own review
W wpzdm
8.5

My vocal magic

Pros
Vocals that make you smile. THE most musical set for me.
Cons
Bass is okay for the price. Very occasional upper-mid sharpness

Moondrop S8 User Reviews

Example User Posted on ...
0.0

"This is an example review"

Pros
  • Example pro 1
  • Example pro 2
Cons
  • Example con 1
  • Example con 2
No User-Reviews Yet

Share your experience and build your personal ranking list.

You need to be signed in to write your own review

Find your next IEM:

IEM Finder Quiz

new
Use this quiz and answer a few questions to get your individual IEM recommendation list
(1/3) How much are you willing to spend on the IEM?
(2/3) Which sound characteristics are particularly important to you?
(3/3) Which tuning do you prefer?
You can select multiple options.
Buy

Footer