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Average Price: $5,500

High-end/Boutique

$299

$1500+

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High-end

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Based on price data from 2 merchants for "SPL Performer s900 Stereo Power Amplifier". Prices shown reflect NEW condition. Tracking began Jul 12, 2026.

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Old Guy Hifi

Old Guy Hifi

The power of an AMG GT with the finesse of an “S” Klasse. SPL Director Mk II & Performer s900 stack.

Video thumbnail for The power of an AMG GT with the finesse of an “S” Klasse. SPL Director Mk II & Performer s900 stack. by Old Guy Hifi

The power of an AMG GT with the finesse of an “S” Klasse. SPL Director Mk II & Performer s900 stack.

Old Guy Hifi

Old Guy Hifi

Reviews

Critic Reviews

SPL Performer s900 Stereo Audiophile Amp Reviewed 

futureaudiophile.com

A compact Class-AB bruiser that punches well above its $4,999 price: the Performer s900 delivers wide, precise imaging, strong dynamics, controlled bass, and an “in-the-studio” immediacy that let it hang surprisingly close to far pricier Pass Labs monoblocks. Build quality, cool-running behavior, two-ohm stability, and thoughtful features like XLR/RCA inputs and input sensitivity trim only sweeten the deal. The knock? Its non-standard compact width may annoy anyone with a traditional 17-inch rack or a visually matched system, and it still doesn’t quite equal the ease, separation, and refinement of true high-end separates. Even so, the review treats that gap as small for the money. Bottom line: a serious value amp and an easy shortlist candidate if you want real power without the heat, bulk, or cost of bigger-name competition.

positive

SPL Performer s900 amplifier by Terry London

stereotimes.com

A rave, plain and simple: Terry London calls the s900 essentially a smaller, $2,000-cheaper sonic twin of SPL’s reference-worthy s1200. He praises its effortless, grain-free, slightly warm midrange, airy and refined treble, deep controlled bass, low noise floor, and strong 3D imaging, all wrapped in compact, understated German build quality. Power output is another plus, especially for the size and price. The downside? Very little criticism is offered. The only real caveat is that the pricier s1200 may still better suit unusually hard-to-drive, low-efficiency speakers—though the reviewer says such cases are increasingly rare. If anything, the review’s weakness is its lack of meaningful negatives. Still, the verdict is emphatic: reference-level sound at a far more accessible price.

positive

SPL Performer s900 Power Amplifier Review | StereoNET

stereonet.com

A compact brute with real finesse, the Performer s900 wins the reviewer over with a rare mix of clarity, punch, smoothness and control. It throws a broad, precise soundstage, keeps vocals open and unforced, and delivers bass with serious grip and power without turning aggressive. The build also gets high marks: tank-like, well finished, and refreshingly simple to use. The caveats are minor but clear — it needs breathing room, its top end is a touch more reserved than some rivals, and bass control isn’t quite class-leading against pricier competition. Still, those quibbles barely dent the verdict: this is an engaging, neutral, “affordable high-end” power amp that’s easy to recommend and essential to audition.

positive

SPL Performer s900 power amplifier | Stereophile.com

stereophile.com

Compact, powerful, and dead-silent, the SPL Performer s900 wins points for control, headroom, and a punchy, full-bodied sound that makes rock, jazz, and thinner recordings feel more alive. It drove every speaker confidently and never turned unruly, with a handsome no-nonsense design to match. But this isn’t the last word in neutrality: compared with the Benchmark AHB2, the SPL traded some bass definition, image focus, and top-end finesse for extra weight and warmth. One early sample also arrived defective, which is hard to ignore at this price. Still, the review lands firmly in the amp’s corner—this is a musically satisfying, versatile powerhouse, especially if your system could use a little more grunt without tipping into mud.

positive

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