7Hz Timeless vs Yu9 Audio Que: which should you buy?

On aggregated review scores the Yu9 Audio Que comes out ahead with a HearWiki score of 83. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Yu9 Audio Que - Great overall at around $399.

Wired IEMs

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

Yu9 Audio Que leads on 3 of 4 measures.

7Hz Timeless
Yu9 Audio Que

HearWiki score

Sound

7.5

8.5

Value

7.0

8.0

Price (USD)

$220

$400

Generation & platform

The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?

Same generation

The Yu9 Audio Que is 4 years newer, but it is the same generation of hardware: nothing in the radio, the codecs or the noise cancelling separates them. Nothing separates them on convenience features either, so the choice comes down to tuning and price. For 4 years between them, that is a thin return - treat this as a restyle rather than a new platform.

Timeless2021
Que20254 yr newer

Specifications

TimelessQue

Type: Wired IEMs; Wired IEMs
Price (USD): $220; $400
HearWiki score: 67; 83
Released: 2021; 2025
Availability: Discontinued; Sold new
Driver: 1 planar magnetic; 1DD + 3BA hybrid
Driver type: planar; hybrid
Driver configuration: 1 planar magnetic; 1DD + 3BA
Driver size: 14.2 mm; 10 mm
Drivers per side: 1; 4
Impedance: 14.8 Ω; -
Active noise cancelling: No; -
Weight: 5 g; -
Detachable cable: Yes; -
Connector: MMCX; -

Specification comparison of 7Hz Timeless vs Yu9 Audio Que
Spec	7Hz Timeless	Yu9 Audio Que
Type	Wired IEMs	Wired IEMs
Price (USD)	$220	$400
HearWiki score	67 / 100 Good	83 / 100 Great
Released	2021	2025
Audio
Driver	1 planar magnetic	1DD + 3BA hybrid
Driver type	planar	hybrid
Driver configuration	1 planar magnetic	1DD + 3BA
Driver size	14.2 mm	10 mm
Drivers per side	1	4
Impedance	14.8 Ω	-
Features
Active noise cancelling	No	-
Design
Weight	5 g	-
Detachable cable	Yes	-
Connector	MMCX	-

What reviewers said

7Hz Timeless

The 7Hz Timeless is a planar magnetic in-ear monitor that delivers energetic, engaging sound with a strong bass presence and generally accurate tonality. While it offers solid technical performance for its price, it falls short in areas like soundstage depth, imaging precision, and treble smoothness, making it a good but not flawless choice for planar enthusiasts.

Pro:Energetic and fun tuning with impactful bass
Pro:Comfortable fit and lightweight build
Pro:Detachable MMCX cable for easy replacement

Con:Soundstage feels wide but shallow
Con:Treble can be uneven or awkward at times
Con:Imaging and bass control have limitations

Yu9 Audio Que

The Yu9 Audio Que is a wired hybrid IEM that delivers a refined, flagship-inspired sound for under $500, blending controlled bass, organic mids, and airy treble with impressive spatial cues. Its vented shell prevents pressure buildup and offers strong technical performance, though the wide nozzle and fit may be a consideration for some listeners. Overall, it presents excellent value as a versatile, engaging single-set option.

Pro:Organic and natural midrange presentation
Pro:Controlled bass with good punch and texture
Pro:Airy treble that adds sparkle without harshness

Con:Wide nozzle may cause fit issues for some ears
Con:No noise cancellation or wireless options
Con:Stock cable could feel stiff for some users

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

Compare something else

Swap either side out, or start again from the picker.

New comparison 7Hz Timeless Yu9 Audio Que