Wired IEMs
Etymotic ER2SE Earphones
82Great
$160
Full review dataEtymotic ER2SE Earphones vs FiiO FD15: which should you buy?
Specs, scores and condensed review verdicts for the Etymotic ER2SE Earphones vs FiiO FD15, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.
Wired IEMs
FiiO FD15
Not yet scored
$100
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
Etymotic ER2SE Earphones
Sound8.5
Value8.0
FiiO FD15
No sub-scores yet - not enough rated reviews.
Specifications
| Spec | Etymotic ER2SE Earphones | FiiO FD15 |
|---|---|---|
| Type | Wired IEMs | Wired IEMs |
| Price (USD) | $160 | $100 |
| HearWiki score | 82 / 100 · Great | Not scored |
| Released | 2019 | 2024 |
| Audio | ||
| Driver | single dynamic driver | aluminum-magnesium dynamic driver |
| Driver size | - | 13.8 mm |
| Drivers per side | 1 | 1 |
| Frequency response | flat | 10Hz-40kHz |
| Impedance | 15 Ω | 32 Ω |
| Sensitivity | 96 dB/mW | 112 dB/mW |
| Wireless | ||
| Multipoint pairing | No | - |
| Battery | ||
| Wireless charging | No | - |
| Features | ||
| Active noise cancelling | No | - |
| ANC type | none | - |
| Transparency mode | No | - |
| Companion app | No | - |
| Custom EQ | No | - |
| Wear detection | No | - |
| Controls | none | none |
| Design | ||
| Weight | 15 g | 12 g |
| Detachable cable | - | Yes |
| USB-C | No | No |
What reviewers said
Etymotic ER2SE Earphones
The Etymotic ER2SE is a wired, single-dynamic-driver IEM that delivers a flat, reference-style sound aimed at critical listening and studio monitoring. It offers strong passive isolation and easy drivability, though its deep-fit design and modest bass output may not suit everyone. Its transparent, detail-rich tuning makes it a strong value for neutral-sound enthusiasts.
- Pro:Accurate, neutral tonal balance
- Pro:Excellent passive noise isolation
- Pro:Clear and detailed treble
- Con:Deep insertion may be uncomfortable for some
- Con:Bass response is subdued
- Con:Shells protrude noticeably
FiiO FD15
The FiiO FD15 is a wired in-ear monitor built around a single 13.8mm aluminum-magnesium dynamic driver, offering a wide frequency range from 10Hz to 40kHz. It pairs a 32Ω impedance and 112dB sensitivity with a detachable hybrid silver and monocrystalline copper cable using an expanded MMCX connection, making it easy to drive and upgrade-friendly. This lightweight, no-frills design focuses on pure sound delivery without active noise cancellation or built-in controls.
- Pro:Efficient 112dB sensitivity makes it easy to drive from most sources
- Pro:Detachable cable with expanded MMCX allows easy aftermarket upgrades
- Pro:Wide frequency response covers deep bass to extended treble
- Con:No inline controls or microphone for calls or media playback
- Con:Lacks active noise cancellation for noisy environments
- Con:Single dynamic driver may not suit those preferring multi-driver tuning flexibility
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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