Thieaudio
Headphones
Best Known For
Headphones
/
In-Ear-Monitor (IEM)
Used Products
1
 Available
Average Price
$501-$1,000
Brand Popularity
598
 of 900+
Products Listed
16
Review Count
159
Founding Year
2019
Headquarters
China
Thieaudio
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.

What's unique about the brand

Thieaudio is a hifi audio brand best known for headphones with IMPACT2 technology—an in-ear "subwoofer" using two dynamic drivers in an isobaric chamber to boost bass power while keeping frequency constant—and dedicated sound bores to achieve studio-monitor layering and separation. The brand has established a benchmark reputation among reviewers for top-tier tonality at its price tier

What reviewers are saying

We read all the reviews. Here's what reviewers feel most strongly about:

  • ThieAudio specializes in tribrid IEM designs, uniquely combining dynamic, balanced armature, and electrostatic drivers.
  • They are known for meticulously tuning their IEMs, often aiming for a balance between analytical precision and a musical, engaging listening experience.

Our favorite reviewer quotes:

  • "The very good news we are happy to report is that the sound is absolutely fantastic and rivals other end-game earphones like the Sony IER-1ZR, the Campfire Audio Solaris 2020 , and the UM Mest MKII. It's an end-game top-of-line earphone with jaw-dropping amounts of resolution and detail." (https://www.audiophileon.com/news/thieaudio-v16-divinity)
  • "I must say, without a doubt, the ThieAudio Monarch MKII offers the best midrange I've heard from a tribrid, up to this day. Well done." (https://www.headfonia.com/thieaudio-monarch-mkii-review/2)
  • "THIEAUDIO saved the best for their flagship Valhalla IEM and delivered a set that deserves its premium price tag. It features endgame tuning with tasteful bass response, a sweet and clean midrange, and treble that feels airy and highly detailed." (https://headfonics.com/thieaudio-valhalla-review)
Want to report a correction? Please contact us. We'd love to hear from you. Note that much of the data, recommendations, and summaries on ExtremeHiFi are researched after thousands of hours of loving labor. We archive our site's data and its pages on Archive.org and monitor for those repurposing the data. We also fingerprint data to know when text and numbers came from us.

Our interview with the brand

What are two key technological innovations or strong opinions that differ you from other brands?

What's your approach to customer support?

What are your favorite tracks for showcasing the strength of your products?

What other products pair best with yours?

From Julian's interview with
.

Lineup comparison

We think it's helpful to understand how their products compare. To learn more about each, scroll to the section above to click through to individual product pages.

THEAUDIO Prestige LTD  

  • Positioning: A balanced in-ear monitor designed for entry-level users seeking clear performance at a moderate price.  
  • Description: Features a mix of dynamic, balanced armature, and electrostatic drivers that keep the sound natural and neutral while maintaining a straightforward design. Compared to the V16 Divinity and flagship models, its simpler driver setup makes it a good choice for smaller spaces, tighter budgets, and essential functionality without extra tuning complexity.

THEAUDIO V16 Divinity  

  • Positioning: A mid-tier option offering warmer tonal quality and a wider soundstage.  
  • Description: Built with advanced tuning that delivers a warmer tone and an expanded soundstage, making it stand out from the more neutral Prestige LTD.

THEAUDIO Valhalla  

  • Positioning: A high-end model positioned as a flagship option with detailed driver architecture and refined performance.  
  • Description: Combines a high driver count and modern design to offer detailed, nuanced sound performance that appeals to critical listeners. Compared to the Divinity and Prestige LTD, its enhanced driver array and broader tuning are suited for larger listening spaces.

THEAUDIO Oracle MKII  

  • Positioning: A premium upgrade in the lineup that refines the flagship experience with improved neutrality and brightness.  
  • Description: Adds refined driver alignment and tuning refinements that yield a more balanced and detailed sound profile, catering to users with high functional needs. When compared with the Valhalla and V16 Divinity, its sharper resolution and technical upgrades make it a strong contender for precise, high-fidelity performance in demanding use cases.

THEAUDIO Oracle  

  • Positioning: A top-tier product aimed at enthusiasts who demand the utmost in technical sophistication and sound quality.  
  • Description: Pushes advanced driver design and innovative technology to deliver exceptional dynamic range and clarity that stand apart from other models in the series. In contrast with the Oracle MKII and other offerings like the Valhalla, its cutting-edge features and superior performance are intended for users with the highest budgets and demanding complete functionality.
Website author headshot
Julian Shapiro
ExtremeHiFi Writer

Used

Thieaudio

Every month, we find the brand's used items for sale across the web and offline hifi stores.  We have the largest database of used hifi products. Search it here.

Search hifi products

Explore our database of 10,000+ new and 25,000+ used hifi products.

Similar

Headphones

brands

Known For
Headphones
/
In-Ear-Monitor (IEM)
Average Price
$501-$1,000
Used Products
0
 Available
Brand Popularity
841
 of 900+
Headquarters
Singapore

About the brand

Symphonium is a hifi audio brand best known for headphones that use FLAT (Filtered Linear Attenuation Tuning) to maintain frequency response consistency across different sources, and PHAT (Phase Harmony Attenuation Technology) to deliver exceptionally smooth treble extension until 20 kHz.

Our interview with the brand

What are two key technological innovations or strong opinions that differ you from other brands?

What's your approach to customer support?

What are your favorite tracks for showcasing the strength of your products?

What other products pair best with yours?

Website author headshot
Julian Shapiro
ExtremeHiFi
Brand Page
Known For
Headphones
/
In-Ear-Monitor (IEM)
Average Price
$501-$1,000
Used Products
0
 Available
Brand Popularity
842
 of 900+
Headquarters
United States

About the brand

Ultimate Ears Professional specializes in custom in-ear monitors featuring their proprietary IPX/T2 connector system for touring reliability, 3D laser ear-scanning for digital custom builds, and the flagship UE Premier with 21 balanced-armature drivers per earpiece. The brand offers configurable Ambient ports for adjustable stage isolation, and specialized accessories like Sound Guard spike limiting for professional touring musicians.

Our interview with the brand

What are two key technological innovations or strong opinions that differ you from other brands?

What's your approach to customer support?

What are your favorite tracks for showcasing the strength of your products?

What other products pair best with yours?

Website author headshot
Julian Shapiro
ExtremeHiFi
Brand Page
Known For
Headphones
/
In-Ear-Monitor (IEM)
Average Price
$500
Used Products
0
 Available
Brand Popularity
784
 of 900+
Headquarters
China

About the brand

Moondrop is a hifi audio brand with distinctive driver combinations, including tribrid designs that incorporate multiple planar drivers in single IEMs. They are known for offering exceptional performance at affordable prices, as well as unique features such as their DSP-in-the-cable solution the FreeDSP Pro.

Our interview with the brand

What are two key technological innovations or strong opinions that differ you from other brands?

What's your approach to customer support?

What are your favorite tracks for showcasing the strength of your products?

What other products pair best with yours?

Website author headshot
Julian Shapiro
ExtremeHiFi
Brand Page
Known For
Headphones
/
In-Ear-Monitor (IEM)
Average Price
$500
Used Products
0
 Available
Brand Popularity
791
 of 900+
Headquarters
China

About the brand

Kinera is a hifi headphone brand that builds each product around mythology-driven design language, weaving Norse and Chinese lore into concepts and aesthetics through hand-painted artisan resin faceplates where no two units look identical. The brand pioneered EST tribrid tuning with dual Sonion ESTs as a signature and developed proprietary Square Planar Driver (SPD) technology under their Celest line.

Our interview with the brand

What are two key technological innovations or strong opinions that differ you from other brands?

What's your approach to customer support?

What are your favorite tracks for showcasing the strength of your products?

What other products pair best with yours?

Website author headshot
Julian Shapiro
ExtremeHiFi
Brand Page
Known For
Headphones
/
In-Ear-Monitor (IEM)
Average Price
$500
Used Products
0
 Available
Brand Popularity
819
 of 900+
Headquarters
China

About the brand

SIVGA is a hifi headphone brand recognized for its solid-wood cup finishing process that includes CNC carving, grinding, and polishing, with materials like walnut and zebrawood selected specifically for their acoustic properties. The brand focuses on desktop amplification users with high-impedance designs such as the 300Ω SV023.

Our interview with the brand

What are two key technological innovations or strong opinions that differ you from other brands?

What's your approach to customer support?

What are your favorite tracks for showcasing the strength of your products?

What other products pair best with yours?

Website author headshot
Julian Shapiro
ExtremeHiFi
Brand Page
Known For
Headphones
/
In-Ear-Monitor (IEM)
Average Price
$500
Used Products
0
 Available
Brand Popularity
474
 of 900+
Headquarters
China

About the brand

1MORE is a hifi audio brand known for headphones that achieved multiple industry firsts, including the first THX-certified headphones and true wireless earbuds. The brand offers distinctive features like QuietMax ANC technology, affordable head-tracked spatial audio, and multi-driver configurations, such as their five-driver hybrid with four planar drivers.

Our interview with the brand

What are two key technological innovations or strong opinions that differ you from other brands?

What's your approach to customer support?

What are your favorite tracks for showcasing the strength of your products?

What other products pair best with yours?

Website author headshot
Julian Shapiro
ExtremeHiFi
Brand Page