Wired IEMs
Campfire Audio Astrolith - Dual Planar IEM
87Outstanding
$2199
Full review dataCampfire Audio Astrolith - Dual Planar IEM vs Moondrop Solis II: which should you buy?
On aggregated review scores the Campfire Audio Astrolith - Dual Planar IEM comes out ahead with an HearWiki score of 87. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: Campfire Audio Astrolith - Dual Planar IEM - Outstanding overall at around $2199.
Wired IEMs
Moondrop Solis II
78Great
$2699
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
Campfire Audio Astrolith - Dual Planar IEM
Sound9.0
Value6.5
Moondrop Solis II
Sound8.0
Value5.5
Specifications
| Spec | Campfire Audio Astrolith - Dual Planar IEM | Moondrop Solis II |
|---|---|---|
| Type | Wired IEMs | Wired IEMs |
| Price (USD) | $2199 | $2699 |
| HearWiki score | 87 / 100 · Outstanding | 78 / 100 · Great |
| Released | 2024 | 2020 |
| Audio | ||
| Driver | Dual Planar | 2DD (10mm) + 2BA + 4EST, 3-Way Crossover |
| Driver size | 14.2 mm | 10 mm |
| Drivers per side | 2 | 8 |
| Frequency response | 5Hz-25kHz | 20Hz-20kHz |
| Impedance | 8.2 Ω | 10 Ω |
| Sensitivity | 94 dB/mW | 101 dB/mW |
| Wireless | ||
| Multipoint pairing | No | - |
| Features | ||
| Active noise cancelling | No | - |
| Controls | - | none |
| Voice assistant | none | none |
| Design | ||
| Detachable cable | Yes | Yes |
What reviewers said
Campfire Audio Astrolith - Dual Planar IEM
The Campfire Audio Astrolith is a premium dual-planar IEM that delivers a fast, clear, and highly detailed sound with impressive staging and technical precision. Its nearly flat impedance and very low distortion make it a strong performer, though it benefits from quality sources and has a couple of minor ergonomic quirks. Overall, it's a notable step forward in the brand's planar lineup, offering a cohesive and resolving listen for those seeking top-tier wired performance.
- Pro:Exceptional speed and clarity across the frequency range
- Pro:Very low distortion and flat impedance for consistent performance
- Pro:Wide, well-defined soundstage with precise imaging
- Con:Slight mid-bass bloom can color certain tracks
- Con:Stock ear tips are not very good and may need replacement
- Con:Best results require a high-quality source or amplifier
Moondrop Solis II
The Moondrop Solis II is a premium tribrid in-ear monitor that pairs dual dynamic drivers with balanced armatures and electrostatic tweeters for a highly detailed, smooth sound signature. Its low impedance and high sensitivity make it easy to drive, while the luxurious build and generous accessory set aim to justify its flagship price tag. The design leans on advanced driver engineering to deliver a cohesive, engaging listen across the spectrum.
- Pro:Elaborate 8-driver tribrid configuration for nuanced detail
- Pro:Easy to drive thanks to low impedance and high sensitivity
- Pro:Premium build quality with a rich accessory package
- Con:Very high price point limits accessibility
- Con:No included controls or voice assistant support
- Con:10-ohm impedance may be sensitive to source output impedance
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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