RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
For Naim’s used market right now, this looks like a buyer’s market at the asking level: £593 sits just above the £583 median and well inside the normal spread of £532 to £651, so it reads as fair rather than stretched. It is not a bargain-bin steal, but it is priced sensibly for a sought-after integrated from a brand that holds value well.
That makes it an easy shortlist item if the unit is clean and fully working. The Nait 5si is well liked for its punchy, rhythmic drive and easy partnering with revealing speakers, so the real upside is getting Naim engagement without jumping to a much pricier model. At this price, the main thing to confirm is basic service history, remote control, and that all inputs behave properly; otherwise, it’s a solid buy.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Naim Audio, a cornerstone of British hi-fi excellence, traces its origins to 1973 when Julian Vereker, a self-taught engineer, racing driver, and music enthusiast, formally incorporated the company in Salisbury, Wiltshire. Vereker's journey began earlier, in 1969, experimenting with tape recording and sound-to-light boxes before designing his first power amplifier in 1971. Amid the British hi-fi industry's recession, he secured a pivotal contract with Capital Radio, blending entrepreneurial grit with a passion for authentic sound reproduction that challenged conventional wisdom.
The brand specializes in premium integrated amplifiers, power amplifiers, preamplifiers, digital streamers, DACs, and compact music systems, often featuring built-in amplification for streamlined setups. While not delving into speakers—beyond a historical foray—or headphones and turntables, Naim emphasizes modular, upgradable components that prioritize pace, rhythm, and timing (PRaT), a signature sonic philosophy rooted in the "source first" approach alongside contemporaries like Linn.
Naim holds a commanding position in the high-end market, revered by discerning audiophiles for its handmade, innovative systems that deliver emotional musical engagement over mere specifications. Now part of VerVent Audio Group following a 2011 merger with Focal, it exports to over 45 countries, sustaining a cult following for resilient, influential designs that transcend economic cycles.
See all Naim Audio listings on RADAR.
eBay UK
eBay UK
Marktplaats
NL
.jpg.940985fd5a52dec4f771dbd05cfbd942.jpg)
StereoNET
↓ 10%
eBay Australia
eBay UK
GB
