RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
The FiiO K5 Pro ESS is a respected compact desktop combo that earns praise for its clean ESSR DAC implementation and solid headphone drive in a small footprint. At £105, this asking price sits comfortably between the median (£79) and the 75th percentile (£136) of recent GBP listings, making it a fair, non-ambitious deal for a unit in unknown condition. It’s not a bargain by the ground-truth numbers (where 25th percentile is £48), but it’s well within the typical used range and avoids the inflated end of the market.
What makes this worthwhile is the K5 Pro ESS’s ability to deliver 1.5W @ 32Ω, support up to 32-bit/768kHz and DSD512, and offer flexible inputs (USB, optical/coax, RCA) with switchable gain—features that still feel modern in 2026. If the listing includes the original power brick and any desk mount or cables, that adds meaningful upside for a desktop setup. With no red flags on condition stated and a price that doesn’t overreach, this reads as a solid buying opportunity for anyone wanting a tidy, high-spec DAC/amp without paying full retail (~£170–£180 equivalent).
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.
