Kbear KB02 VS Astrotec GX100

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

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Kbear KB02 and Astrotec GX100 are in-ear monitors. Kbear KB02 costs $40 while Astrotec GX100 costs $50. Astrotec GX100 is $10 more expensive. Both score 6.3 from reviewers. Kbear KB02 carries a user score of 6. Astrotec GX100 has significantly better mids with a 1.8-point edge and Astrotec GX100 has significantly better treble with a 2.2-point edge.

Insights

Metric Kbear KB02 Astrotec GX100
Bass 6.3 5.7
Mids 5 6.8
Treble 4 6.2
Details 6.3 6.8
Soundstage 6 6
Imaging 6.3 6.3
Dynamics 6 6
Tonality 6.4 6.2
Technicalities 6 6.3
Take these comparisons with a grain of salt—we don't have enough Astrotec GX100 reviews saved yet to provide an unbiased result.

Kbear KB02 Aggregated Review Score

Average Reviewer Scores

Kois Archive Audio Amigo Jaytiss Head-Fi.org

Average Reviewer Score:

6.3

Mixed to Positive

Astrotec GX100 Aggregated Review Score

Average Reviewer Scores

Paul Wasabii Web Search

Average Reviewer Score:

6.3

Mixed to Positive

Reviews Comparison

Kbear KB02 (more reviews)

Kbear KB02 reviewed by Kois Archive

Kois Archive 6.8 Reviewer Score
A Tuning
A+ Tech
Rating: B+ | Value: ⭐⭐⭐ | Gaming: 🎮 | Comfort: 9 fun bone conduction for bass mids and treble not the best

Kois Archive original ranking

Kois Archive Youtube Channel
YouTube video thumbnail

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Kbear KB02 reviewed by Audio Amigo

Audio Amigo 6 * score rescaled + normalized
Bone conduction on the cheap. Buzzy, springy tonalty that makes for fun bass, but carries a little too much tonal affectation. Like a baby Kinera Plutus Beast

Audio Amigo original ranking

Audio Amigo Youtube Channel
YouTube video thumbnail

Kbear KB02 reviewed by Jaytiss

Jaytiss 6 Reviewer Score
C+ Tuning
C- Tech
Nice little banger of a set. Bone Conductor iem.

Jaytiss original ranking

Jaytiss Youtube Channel
Mids: C+ Treble: C- Dynamics: B Soundstage: B
YouTube video thumbnail

Kbear KB02 reviewed by Head-Fi.org

Head-Fi.org 6.3 * score rescaled + normalized
11 community members have rated the KBear KB02 at an average of 4.0/5 on Head-Fi. Overall sentiment: Very Positive.

URL to full Review

Head-Fi.org original ranking

Astrotec GX100 (more reviews)

Astrotec GX100 reviewed by Paul Wasabii

Paul Wasabii 6.3 * Score computed by IEMRanking.com
B- Tuning
B Tech
YouTube video thumbnail
Clean, vocal-forward tuning with sharp clarity at low volume; better for speech, monitoring, or gaming than broad music use. Clean vocal focus with sharp clarity at low volume; works for speech, monitoring, and some gaming. Upper-mid emphasis and limited sub-bass/treble extension make music listening fatiguing and narrow in genre.
Youtube Video Summary

Astrotec GX100 pairs 1DD + 1 PZT in a tiny shell that looks smaller than it feels. Fit can be quirky due to the more rectangular shape, while the stock cable has a rough, unusual coating and the package includes a pouch. Build curiosities aside, the focus here is on a lean, clear presentation.

The tuning reads like a neutral-bright curve with a pronounced upper-mid rise (the familiar “triple-crown” 2k/5k/8k emphasis). It functions as a true low-volume vocal set: turn volume down and vocals pop with crisp edges; turn it up and the upper mids can get sharp. Sub-bass presence is modest, mid-bass just adds a small thump, and the PZT does not come across as harsh at sensible levels, though treble extension feels restrained.

Use-case leans toward vocals, speech, monitoring, and gaming where forward mids help articulation. For broad music libraries, the elevated upper mids and limited low-end weight narrow genre flexibility, and Western pop or bass-centric tracks are not an ideal match. A specialized, preference-driven tuning that trades warmth and extension for clarity and cut.

Bass: B- Mids: A- Treble: B-

Paul Wasabii original ranking

Paul Wasabii Youtube Channel

Astrotec GX100 reviewed by Web Search

uses AI-Search to turn user, reddit and head-fi reviews into clear, concise summaries.
Web Search 6.3 Reviewer Score
B+ Tuning
B+ Tech

The Astrotec GX100 is an entry-level hybrid IEM using a 10mm LCP dynamic driver plus a 10.6mm PZT piezo driver in a compact metal shell, targeting a Harman-inspired balance at an MSRP of around $49.90. It aims for a neutral-bright, clarity-focused presentation with relatively lean bass and elevated upper frequencies rather than a warm or bass-heavy profile, as reflected in multiple subjective impressions and store descriptions.

In practice, the GX100 offers good perceived detail and air for its price, with clear mids and crisp treble that benefit acoustic, vocal and lighter genres, supported by generally coherent integration of the PZT driver. However, the low-end is described as light in slam and sub-bass weight, and the energetic upper range can introduce fatigue or sharpness on brighter recordings, making tip selection and source pairing important to avoid overemphasis.

Technically, the GX100 delivers solid separation and micro-detail for a budget set, but its intimate stage, only moderate macrodynamics, and occasionally peaky treble position it as a niche choice rather than a class-leading all-rounder in the sub-$50 bracket. Considering the tuning compromises and strong competition at similar or lower prices, an overall evaluation should recognize its strengths in treble detail and hybrid implementation without overstating its value. This justifies a score that is competent for its segment but clearly below premium and upper-midrange benchmarks.

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

Kbear KB02 User Review Score

Average User Scores

Average User Score:

Based on 1 user reviews

6

Mixed to Positive

Astrotec GX100 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!

Kbear KB02 Gaming Score

Gaming Score & Grade

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

Gaming Score

6.1

Gaming Grade

B

Astrotec GX100 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

Kbear KB02 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

B
  • It sounds pleasant overall, with some uneven spots that hint at room for refinement. Vocals remain pleasant despite the imperfections.

Average Technical Grade

B
  • An honest, middle-of-the-road performance preserves structure without chasing micro-detail. It's respectable for everyday listening sessions.
Mids C+
The region sounds agreeable overall, delivering clarity without flashiness. Slight warmth keeps things easy-going.
Treble C-
Treble is adequate overall, though its texture can feel coarse. Longer sessions may expose grain.
Dynamics B
You get confident dynamics that track both macro swings and rhythmic drive. There's life in every crescendo.
Soundstage B
The presentation supplies a believable venue outline where each instrument owns its pocket of space. The stage opens up nicely for live cuts.
Gaming B
Decent spatial awareness for fundamental positioning. Creates satisfying atmosphere in story-driven games while handling basic directional cues.

Astrotec GX100 Scorings

Average Technical & Tuning Grades

Average Tunign Grade

B
  • It sounds pleasant overall, with some uneven spots that hint at room for refinement. Vocals remain pleasant despite the imperfections.

Average Technical Grade

B
  • The presentation is steady if unspectacular, holding onto essential details when the music stays simple. Fine details occasionally slip through the cracks.
Bass B-
Expect a balanced but ordinary low end that avoids both extremes. Slam remains moderate and controlled.
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 B
The performance feels robust, with satisfying punch and natural transitions. Nuances are easy to follow.
Soundstage B
The presentation supplies a believable venue outline where each instrument owns its pocket of space. The stage opens up nicely for live cuts.
Details B+
Recordings feel well sorted, with supporting details snapping to attention. Small articulations remain intact.
Imaging B
Good imaging with precise instrument placement and clear front/back localization. Positions snap into place convincingly.
Gaming B
Decent spatial awareness for fundamental positioning. Creates satisfying atmosphere in story-driven games while handling basic directional cues.

Kbear KB02 User Reviews

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Y yorxx
6

Balanced V-shaped tuning.

Tuning: C+ Tech: A+ Bass: A+ Mids: C+ Treble: C+ Dynamics: B Soundstage: A+ Details: C+ Imaging: A+
Pros
Very technical driver super economical.
Cons
Sometimes something noisy.

Astrotec GX100 User Reviews

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