Wired IEMs
Campfire Audio Astrolith - Dual Planar IEM
87Outstanding
$2,200
Full review dataCampfire Audio Astrolith - Dual Planar IEM vs Westone MACH 70: 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
Westone MACH 70
78Great
$1,400
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
Westone MACH 70
Sound8.0
Value6.5
Specifications
| Spec | Campfire Audio Astrolith - Dual Planar IEM | Westone MACH 70 |
|---|---|---|
| Type | Wired IEMs | Wired IEMs |
| Price (USD) | $2,200 | $1,400 |
| HearWiki score | 87 / 100 · Outstanding | 78 / 100 · Great |
| Released | 2024 | 2022 |
| Audio | ||
| Driver | Dual Planar | BA |
| Driver size | 14.2 mm | - |
| Drivers per side | 2 | 7 |
| Frequency response | 5Hz-25kHz | 5Hz-22kHz |
| Impedance | 8.2 Ω | 42 Ω |
| Sensitivity | 94 dB/mW | 110 dB/mW |
| Wireless | ||
| Multipoint pairing | No | - |
| Features | ||
| Active noise cancelling | No | - |
| Voice assistant | none | - |
| Design | ||
| Weight | - | 15.6 g |
| Detachable cable | Yes | Yes |
| USB-C | - | No |
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
Westone MACH 70
The Westone MACH 70 is a premium seven-driver universal IEM with a three-way crossover, housed in a compact shell. It offers a warm, bass-forward signature with strong clarity and dynamics, and comes with a generous accessory set including a quality cable and multiple ear tips. While specs suggest easy driving, real-world use may require a bit more power than expected.
- Pro:Rich, bass-forward sound with good clarity
- Pro:Compact and lightweight build
- Pro:Includes premium cable and multiple tip options
- Con:High price point may limit accessibility
- Con:Not as easy to drive as sensitivity specs imply
- Con:Bass emphasis may not suit neutral purists
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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