Topping D90
Overview
Product sourcing insights & recommendations
The Topping D90 series has transitioned from a measurement-led underdog to a market leader in discrete 1-bit DAC technology. With the introduction of its proprietary PSRM architecture, Topping now offers both the high-value D90 III Discrete (under $1,000) and the engineering flagship D900 ($1,799), which challenges competitors priced twice as high. Market trends show a significant consumer shift toward "musical" and "holographic" sound profiles over purely analytical measurements.
The following report provides a detailed breakdown of product evolution, technical innovations like the 32-element PSRM array, and a competitive analysis against brands like Chord and Holo Audio. It also includes market demand data and sourcing recommendations for distributors.
The Topping D90 series has evolved into a powerhouse for audiophiles. You can further explore:
Topping D90 Iii Discrete Dac
Products · 2 lists

HOLO AUDIO MAY Discrete R2R DAC, Hi-Fi Audiophile Lossless Decoder for High-Resolution Audio Systems
Dongguan Queenway Century Technology Co., Ltd.🇨🇳CN8 yrs
Ca-yin RU7 Discrete 1-Bit DAC Dongle Amplifier Customized Leather Case Full Balanced Resistor Networks Communication Networking
Hunan Teng Xin Technology Co., Ltd.🇨🇳CN5 yrs
Lavaudio DS600 Bluetooth Audio Receiver Hi-Res DAC DSD512 & PCM 32bit/768kHz XMOS XU208 & 2 X ES9038Q2M D Class Amplifier
Shenzhen Zoweetek Electronics Limited🇨🇳CN7 yrs
Custom DAC II Hifi Sound Card|ES9018K2M|384 kHz/32-bit|High-Resolutio|DSD format supported|For Raspberry Pi 3 Model B/3B/2B
Shenzhen Lonten Technology Co., Limited🇨🇳CN13 yrs
BRZHIFI DC Power Car Hifi Music Decoder Aluminum BT5.4 LDAC APTX ES9038M2Q Hifi DAC Amplifier
Foshan Borui Yueda Technology Co., Ltd.verified🇨🇳CN7 yrs
Norway Design True Balance Audio DAC
MASTER PROSPEROUS INDUSTRIAL CO., LTD.verified🇹🇼TW11 yrsDeep Dive · Full Report
Full Market Report
1 document · Live-fetched from source
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Sources & References
24 sources cited · Verified industry data & reports
Topping D90 III (Discrete) (DAC): Reviews, Used Pricing, Competition
www.extremehifi.com
See competitors, used pricing, and more. Topping Audio is a measurement-focused hifi brand that developed its own proprietary PSRM DAC architecture and NFCA amplifier topology to achieve exceptionally low distortion levels. Their products, from the flagship D90 III Discrete DAC to entry-level interfaces like the E2x2, use advanced technologies like custom I/V conversion stages and high-feedback Class B designs to deliver clean, accurate sound reproduction. June 26, 2026 · What's on this page? Reviews · Competing Products · Where to Buy · Buy Used · Topping · Price · 999 · $999 · 999 · Avg. Used Price · Product Status · Discontinued · Visit the brand's page here for newer products. Where to Buy New · https://shenzhenaudio.com/products/topping-d90-iii-discrete · Manufacturer Site · https://www.toppingaudio.com/product-item/d90-iii-discrete · Release Year · 2024 · Takeaway: The D90 offers impressive resolution, dynamics, and a holographic soundstage, making it a great option for those seeking a detailed and accurate listening experience. D90 Discrete has greater resolution, inner tone textures, and is snappier and punchier, than the Chord Cutest
Topping D900 DAC Review - Engineering Masterclass or Audiophile Hype?
soundnews.net
The summer vacation for the DACMan is over, and that means lots of DAC reviews will be coming soon-ish. And what would be a better way to kick things off than with the best DAC Topping Audio has ever made? Almost two years ago, Topping unleashed their mightiest DAC, the DX9, which carried 15 years … While it borrows some technology from the D90 III Discrete and sonic attributes from the DX9 line, this is still quite a different animal, one that has been polished for more than three years now. At the High End Show 2024 (more than two years ago), Topping was already showing off a working prototype for the D900, and after chatting with their Chief Engineer for a couple of minutes, it was clear to me that they didn’t want to rush things with their soon-to-be flagship unit. That particular unit wasn’t only their latest DAC release, but their absolute first DAC build from scratch using their own single-bit D-to-A conversion technique; a brand new I/V conversion and output stage were also built from scratch, aiming for a sound that would again impress music lovers and audio nerds alike. The D90 III Discrete started a new chapter for Topping, one that would reinvent the brand and pave the road for a future flagship unit. There were a few exceptions to this formula, but usually a DAC + active preamp combo sounded considerably more expensive. Topping Audio, however, solved the biggest gripe I had with 99% DAC releases, including an actual active preamplifier stage into the D900!
DAC - Topping audio
www.toppingaudio.com
Topping D90 III Discrete Review - Headfonia
www.headfonia.com
Since then, I’ve tested over 30 of their products without any major issues. Building on this track record, Topping has demonstrated a continued drive for innovation and quality as audio technology continues to evolve. While working primarily with AKM and ESS DACs, Topping also develops its own in-house DAC modules. Today, we will take a look at one of those in-house designs. The D90 III Discrete features Topping’s proprietary fully discrete 1-bit DAC architecture, powered by the PSRM (Phase-Switching Reference Modulator) module, a CPLD jitter reduction algorithm, and a newly designed power supply. Topping D90 III Discrete is the latest addition to the Topping lineup, and it brings with it several new designs, mostly internally. Topping’s new fully discrete 1-bit DAC architecture utilizing Topping’s proprietary PSRM (Phase-Switching Reference Modulator) resides at D90 III Discrete’s core. Before deep diving into the sound section, let me give you a spoiler here. It is the BEST DAC I heard under 1k$. Topping has also equipped this DAC with advanced jitter reduction technology, using in-house CPLD algos to achieve jitter levels as low as -157 dB.
Topping D90SE DAC Review - The Absolute Sound
www.theabsolutesound.com
There was a time in the past when “Made in Japan” was not a desirable origin in an audio component. Nowadays, Japanese audio firms are responsible for Currently, it offers eleven different digital audio converters (DACs), seven headphone amplifiers, and two power amplifiers. We will look at Topping’s most expensive DAC, the D90ES ($899), which has some of the best digital-performance specifications of any DAC, regardless of price or technology. The D90SE would not exist save for the fact that Topping’s previous flagship, the D90MQA, used a top-of-the-line AKM DAC chip. AKM had a catastrophic fire in its factory, which curtailed all its DAC chip production. Topping had no choice but to redesign its DACs to use ESS chips. If you want to look at all the D90SE’s specifications, Topping has made that extraordinarily easy by publishing the figures generated by testing the D90SE with its in-house Audio Precision APx555B. You can see all the numbers, graphs, and technical highlights of the D90SE laid out in detail.
Topping D900 DAC Review - HomeTheaterHifi.com
hometheaterhifi.com
Their products are minimalist in appearance, but that ends at the surface. Inside are components that they design themselves, and the performance is beyond, beyond. Even at $110, their D10s DAC is amazing. But their latest iteration, the D900, is setting some standards for performance. Topping has already built a reputation for delivering extraordinary measurements at prices that challenge the industry’s expectations. With the release of the D900, the company positions itself not merely as a value leader but as a serious contender for legendary performance. By dividing and averaging the conversion process across multiple phases, PSRM reduces noise and distortion to vanishingly low levels, pushing the boundaries of what even the most demanding listener can perceive. Combined with an uncompromising analog output stage and precision clocking, this technology signals that the D900 is not just another high-end DAC—it is a potential landmark in digital audio design. I suspect this may be something that can be corrected with a firmware update. I also noticed that if left in standby (toggle on rear turned on, front control turned off), the D900 turns on by itself once in a while if I have it connected to my laptop that is in sleep mode.
