The r/BuyItForLife community generally holds Etymotic Research in high regard, particularly for their passive noise isolation, accurate sound reproduction, and longevity when properly maintained. Both their earphones and high-fidelity earplugs are frequently recommended, with the earplugs earning especially consistent praise. The main caveat is that non-detachable cables on some models are a known weak point that can compromise longevity.
Etymotic products — especially their earplugs and detachable-cable earphone models — are genuinely long-lasting and well-regarded, but buyers must specifically choose models with replaceable cables to avoid a known failure point that otherwise undermines their BIFL potential.
Etymotic products are praised for class-leading passive noise isolation, neutral and accurate sound, and long service life when cables are replaceable or replaced. Their high-fidelity earplugs in particular are considered among the best available.
The most consistent criticism is that non-replaceable cables on some models become a failure point around the one-year mark, effectively ruining an otherwise durable product. Deep-insertion fit is also noted as uncomfortable or off-putting for some users.
One long-time user noted they've owned Etymotic earphones since 1999, received a free upgrade swap from the company a couple years later, and still prefers them over everything else they've tried since.
A user with an audio background called the ER2XR one of the strongest value-for-sound products they'd ever personally heard, while acknowledging cable microphonics and comfort as real drawbacks.
Someone who previously worked at Etymotic confirmed the company is staffed by genuine audiophiles, and that their products are built to last — echoing the BIFL ethos from an insider perspective.
A user cautioned that while Etymotics can be BIFL, the key is specifically choosing a model with a detachable cable, since cable failure on fixed-cable versions renders the whole product unusable.