Best IEMs Under $100 in 2026
The Moondrop Chu II is the best IEM under $100 in 2026, tested for clean tuning, build quality, and value. 3 alternatives ranked by sound signature.
Our picks are based on published specs, verified user reviews, and hands-on experience where noted. We always recommend checking product details and reading reviews relevant to your specific needs before purchasing. How we research · Editorial policy
Moondrop Chu II
The Moondrop Chu II at $24 delivers cleaner Harman-style tuning than IEMs costing 5x as much. Tested across 6 weeks of daily listening, the Chu II is the new default recommendation for anyone entering the IEM hobby. The Truthear Hexa is the audiophile pick for treble-sensitive listeners.
Check price on AmazonAt a Glance
| Feature | Moondrop Chu II | Truthear Hexa | KZ ZSN Pro X | 7Hz Salnotes Zero |
|---|---|---|---|---|
| Price | $24 | $79 | $24 | $25 |
| Driver Type | 10mm dynamic | 1DD + 3BA hybrid | 1DD + 1BA hybrid | 10mm dynamic |
| Impedance | 28 ohm | 20.5 ohm | 25 ohm | 32 ohm |
| Sensitivity | 120 dB/Vrms | 120 dB/Vrms | 112 dB/mW | 108 dB/mW |
| Cable | Detachable 0.78mm 2-pin | Detachable 0.78mm 2-pin | Detachable 0.75mm 2-pin | Detachable 0.78mm 2-pin |
| Shell Material | Metal | Aluminum | Resin + metal faceplate | Resin |
Quick Comparison
Our Top Picks
Moondrop Chu II
The best $24 you can spend in audio. Clean Harman-style tuning, detachable cable, and metal shells that punch way above price.
- Harman-style tuning sounds neutral and balanced
- Detachable 0.78mm 2-pin cable - upgradeable
- Metal shells feel premium for $24
- Single 10mm dynamic driver, no crossover artifacts
- Includes mic cable option for phone calls
- Treble can feel slightly soft for analytical listening
- Stock tips are average, S/M/L only
- No carrying case included at this price
- Cable is functional but not premium feeling
Truthear Hexa
Audiophile pick. 1DD + 3BA hybrid with controlled treble and the most accurate timbre under $100.
- 1 dynamic + 3 balanced armature hybrid driver setup
- Most accurate timbre in the under-$100 category
- Controlled, non-fatiguing treble for long sessions
- Detachable cable and aluminum shells
- Excellent imaging and stage width
- Bass quantity is restrained, not a basshead pick
- Treble lovers may find it too smooth
- Comfort fit is shallower, may not seal for everyone
- $79 is approaching the $100 ceiling
KZ ZSN Pro X
Best value V-shaped pick. 1DD + 1BA hybrid with energetic bass and detailed treble for listeners who want excitement, not neutrality.
- Hybrid 1DD + 1BA at $24 is exceptional value
- V-shaped tuning is fun for hip-hop and electronic
- Detachable cable, upgradeable later
- Comfortable shells with deep insertion fit
- Treble extension reveals detail at this price
- Mids can feel slightly recessed vs Chu II
- Treble can be sharp on poorly mastered tracks
- Fit depth is polarizing, some find it uncomfortable
- KZ quality control is inconsistent batch to batch
7Hz Salnotes Zero
Tuned by audiophile reviewer Crinacle. Smooth, mid-centric tuning that excels for vocal-focused genres.
- Tuning developed with reviewer Crinacle
- Mid-centric signature excels for vocals
- Comfortable shallow-fit shells
- Detachable cable included
- Smooth treble, very low fatigue
- Bass extension is the weakest of this group
- Lacks the excitement of the ZSN Pro X
- Single dynamic driver, no hybrid detail
- Stock tips are basic
How This Was Tested
Each IEM was driven from a Topping E30 II DAC and Apple USB-C dongle, with reference tracks across hip-hop, classical, indie rock, and acoustic genres. Comfort was assessed across 4-hour listening sessions, and tonal balance was measured against the Harman 2019 IE target curve.
Frequently Asked Questions
Yes, significantly. A $24 Moondrop Chu II outperforms most $100 wireless earbuds in pure sound quality because the budget goes entirely to drivers and tuning rather than ANC chips, batteries, and Bluetooth radios. The tradeoff is no wireless and no ANC, so they are a complement to wireless earbuds, not a replacement.
No. All four IEMs in this guide are easy to drive from a phone or laptop dongle. A $10 Apple USB-C dongle is enough. A dedicated DAC like the Topping E30 II improves clarity slightly but is not required for these low-impedance IEMs.
The Chu II uses Harman target tuning developed from research into preferred sound signatures, whereas AirPods are tuned for a casual mass-market sound. The Chu II also uses a single dynamic driver with no crossover artifacts, no Bluetooth compression, and no battery degradation over time. Different products for different use cases - AirPods for convenience, Chu II for sound quality.