Aful Performer 8 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.

Aful Performer 8
Kiwi Ears KE4

HearWiki score

Sound

8.1

8.6

Value

5.8

8.6

Price (USD)

$370

$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

Kiwi Ears KE4 (2024) against Aful Performer 8 (2023). These are 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.

Performer 82023
KE420241 yr newer

Specifications

Performer 8KE4

Type: Wired IEMs; Wired IEMs
Price (USD): $370; $200
HearWiki score: 71; 84
Released: 2023; 2024
Availability: Discontinued; Still sold new
Driver: 1DD + 7BA hybrid; 2DD + 2BA hybrid
Driver type: hybrid; hybrid
Driver configuration: 1DD + 7BA; 2DD + 2BA
Driver size: 8 mm; 10 mm
Drivers per side: 8; 4
Impedance: 30 Ω; 28 Ω
Active noise cancelling: No; No
Detachable cable: -; Yes
Connector: 2-pin 0.78 mm; 3.5 mm

Specification comparison of Aful Performer 8 vs Kiwi Ears KE4
Spec	Aful Performer 8	Kiwi Ears KE4
Type	Wired IEMs	Wired IEMs
Price (USD)	$370	$200
HearWiki score	71 / 100 Good	84 / 100 Outstanding
Released	2023	2024
Audio
Driver	1DD + 7BA hybrid	2DD + 2BA hybrid
Driver type	hybrid	hybrid
Driver configuration	1DD + 7BA	2DD + 2BA
Driver size	8 mm	10 mm
Drivers per side	8	4
Impedance	30 Ω	28 Ω
Features
Active noise cancelling	No	No
Design
Detachable cable	-	Yes
Connector	2-pin 0.78 mm	3.5 mm

What reviewers said

Aful Performer 8

The Aful Performer 8 is a wired hybrid IEM that delivers a balanced, highly coherent sound with impressive treble detail and excellent tonal accuracy for its price. It's easy to drive and comfortable to wear, though it favors neutrality over heavy bass or an expansive soundstage.

Pro:Excellent treble detail and tonal balance
Pro:Coherent, clean bass and midrange
Pro:Easy to drive from most sources

Con:Mid-bass is slightly recessed
Con:Soundstage could be wider
Con:Accessories are sparse

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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