RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
This A$1,675 asking price is ambitious, sitting well above the A$1,215 75th percentile and roughly 47% higher than the A$1,130 median for recent used AUD listings.
The Nait 5si remains a highly regarded British integrated amplifier, delivering 60W per channel with Naim’s signature punchy, rhythmic sound and a top-tier discrete headphone amp that drives most low-to-medium impedance cans effortlessly. It’s a clean, all-round stereo amp with four analogue inputs, DIN and RCA options, and a built-in phono stage—though it lacks a DAC or Bluetooth. If this listing is from an original owner and includes the remote, power cable, manual, and box, the upside is solid for a buyer who values Naim’s timing and build quality; at this price, though, it’s not a bargain, just a premium entry into a well-loved model.
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.
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