Kiwi Ears Belle vs KZ ZS10 Pro X: which should you buy?

On aggregated review scores the Kiwi Ears Belle comes out ahead with a HearWiki score of 79. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Kiwi Ears Belle - Great overall at around $30.

Wired IEMs

Score breakdown

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

Kiwi Ears Belle leads on 3 of 4 measures.

Kiwi Ears Belle
KZ ZS10 Pro X

HearWiki score

Sound

7.6

7.8

Value

9.1

8.4

Price (USD)

$30

$42

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 Belle 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.

Belle20253 yr newer
ZS10 Pro X2022

Specifications

BelleZS10 Pro X

Type: Wired IEMs; Wired IEMs
Price (USD): $30; $42
HearWiki score: 79; 73
Released: 2025; 2022
Availability: Sold new; Discontinued
Driver: 1DD; 1DD + 4BA hybrid
Driver type: dynamic; hybrid
Driver configuration: 1DD; 1DD + 4BA
Driver size: 10 mm; 10 mm
Drivers per side: 1; 5
Impedance: 32 Ω; 29 Ω
Detachable cable: -; Yes

Specification comparison of Kiwi Ears Belle vs KZ ZS10 Pro X
Spec	Kiwi Ears Belle	KZ ZS10 Pro X
Type	Wired IEMs	Wired IEMs
Price (USD)	$30	$42
HearWiki score	79 / 100 Great	73 / 100 Great
Released	2025	2022
Audio
Driver	1DD	1DD + 4BA hybrid
Driver type	dynamic	hybrid
Driver configuration	1DD	1DD + 4BA
Driver size	10 mm	10 mm
Drivers per side	1	5
Impedance	32 Ω	29 Ω
Design
Detachable cable	-	Yes

What reviewers said

Kiwi Ears Belle

The Kiwi Ears Belle is a budget-friendly wired IEM that prioritizes a warm, bass-rich, and vocal-forward sound signature over analytical precision. It offers a comfortable, compact fit and solid build quality, making it a low-risk pick for everyday listening, though it trades some treble detail for a smooth, forgiving presentation. Its performance and included accessories make it feel more premium than its modest price suggests.

Pro:Warm, engaging bass response
Pro:Clean and vocal-forward midrange
Pro:Comfortable, compact shell for long sessions

Con:Treble extension is restrained, limiting air and sparkle
Con:Soundstage depth and layering are only average
Con:Not for listeners seeking high detail or analytical tuning

KZ ZS10 Pro X

This wired in-ear monitor packs a hybrid driver array—a single 10mm dynamic driver paired with four balanced-armature drivers per side—to deliver a detailed, multi-layered sound signature. It's designed as an affordable hi-fi option with a detachable cable, making it easy to upgrade or replace the stock wire. No active noise cancellation is included, so it relies on passive isolation from the ear tips.

Pro:Detailed hybrid driver setup for clear treble and punchy bass
Pro:Detachable cable allows easy aftermarket upgrades
Pro:Affordable entry into multi-driver IEM territory

Con:No active noise cancellation, only passive isolation
Con:May require a good source to fully drive the 29-ohm impedance
Con:Stock cable and tips may not suit everyone's preferences

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

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New comparison Kiwi Ears Belle KZ ZS10 Pro X