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At £70, this Fiio K3 sits just above the median of £61 for recent used GBP listings, making it a fair price rather than a bargain, though it remains competitive against the obvious alternative of buying new for roughly £90. The 25th percentile is £50 and the 75th is £80, so this asking price lands squarely in the middle of the current used market.
The Fiio K3 is well-regarded for its modern XMOS USB chip, balanced 2.5mm and single-ended 3.5mm outputs, and solid power delivery of up to 200 mW into 32Ω, making it a versatile desktop DAC/amp for both earphones and low-impedance headphones. Its low 1Ω output impedance ensures excellent control with sensitive IEMs, and the included gain switch and bass toggle add practical tuning flexibility. With no known failure points specific to this model and original-owner condition implied by the listing, this is a worthwhile buy for anyone seeking a compact, high-performance entry into balanced audio without overspending.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Fiio, founded in 2007 in Guangzhou, China, emerged as a specialist in portable audio gear, initially crafting components like speakers for brands such as Meizu before launching its own lineup. The name blends "Fi" from hi-fi fidelity with "iO" symbolizing digital one's and zeros, evoking authentic sound and modern convenience, while its Chinese rendering "飞傲" conveys innovative vitality. From modest beginnings, the company expanded into a 15,000-square-meter industrial complex by 2022, solidifying its role as a prolific developer of music-centric electronics.
The brand excels across a broad spectrum of portable and desktop audio categories, with flagship strengths in high-resolution digital audio players (DAPs), USB DACs, portable headphone amplifiers, and in-ear monitors. Its portfolio also encompasses cables, desktop amps, and select speakers, prioritizing versatile, high-performance solutions for on-the-go and home listening without venturing into turntables or large-scale hi-fi systems.
Fiio occupies a commanding mid-tier position in the global audiophile market, renowned for delivering premium sound quality at accessible prices that punch above their weight. Praised by enthusiasts for reliability and value, it appeals to discerning buyers seeking refined portable setups over luxury excess, backed by worldwide distribution and a track record of user-acclaimed innovations.
See all Fiio listings on RADAR.
