7Hz Timeless vs Kiwi Ears KE4: which should you buy?

On aggregated review scores the Kiwi Ears KE4 comes out ahead with a HearWiki score of 84. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Kiwi Ears KE4 - Outstanding overall at around $199.

Wired IEMs

Score breakdown

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

Kiwi Ears KE4 leads on 4 of 4 measures.

7Hz Timeless
Kiwi Ears KE4

HearWiki score

Sound

8.0

8.6

Value

7.3

8.6

Price (USD)

$220

$200

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 Kiwi Ears KE4 is 3 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 3 years between them, that is a thin return - treat this as a restyle rather than a new platform.

Timeless2021
KE420243 yr newer

Specifications

TimelessKE4

Type: Wired IEMs; Wired IEMs
Price (USD): $220; $200
HearWiki score: 74; 84
Released: 2021; 2024
Availability: Still sold new; Still sold new
Driver: 1 planar magnetic; 2DD + 2BA hybrid
Driver type: planar; hybrid
Driver configuration: 1 planar magnetic; 2DD + 2BA
Driver size: 14.2 mm; 10 mm
Drivers per side: 1; 4
Impedance: 14.8 Ω; 28 Ω
Active noise cancelling: No; No
Weight: 5 g; -
Detachable cable: Yes; Yes
Connector: MMCX; 3.5 mm

Specification comparison of 7Hz Timeless vs Kiwi Ears KE4
Spec	7Hz Timeless	Kiwi Ears KE4
Type	Wired IEMs	Wired IEMs
Price (USD)	$220	$200
HearWiki score	74 / 100 Great	84 / 100 Outstanding
Released	2021	2024
Audio
Driver	1 planar magnetic	2DD + 2BA hybrid
Driver type	planar	hybrid
Driver configuration	1 planar magnetic	2DD + 2BA
Driver size	14.2 mm	10 mm
Drivers per side	1	4
Impedance	14.8 Ω	28 Ω
Features
Active noise cancelling	No	No
Design
Weight	5 g	-
Detachable cable	Yes	Yes
Connector	MMCX	3.5 mm

What reviewers said

7Hz Timeless

The 7Hz Timeless is a planar magnetic in-ear monitor that delivers a lively, energetic sound with a strong bass presence and generally accurate tonality. It offers good technical performance for its price, though its soundstage feels somewhat shallow and its treble can be uneven. While not flawless, it remains a compelling option for those seeking planar detail in a wired IEM.

Pro:Energetic and fun tuning
Pro:Strong bass presentation
Pro:Good clarity and detail for a planar driver

Con:Soundstage is wide but shallow
Con:Treble can sound uneven or awkward
Con:Bass control and imaging are limited

Kiwi Ears KE4

The Kiwi Ears KE4 is a wired hybrid IEM that offers a balanced, relaxing sound with a distinct twist on the popular 'New Meta' tuning, adding extra bass and treble sparkle. It delivers solid midrange clarity and a comfortable fit, making it a versatile choice for many genres, though its smooth presentation may not excite those seeking aggressive or highly dynamic sound.

Pro:Well-balanced hybrid tuning with rich lower mids and airy treble
Pro:Comfortable fit and broad genre versatility
Pro:Good resolution and clarity for its price

Con:Sub-bass can get overpowering at times
Con:Limited resolving power and dynamic impact
Con:Smooth tuning may feel less exciting than V-shaped alternatives

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

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