Kiwi Ears Belle vs ooopusX Op.22: 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 4 of 4 measures.

Kiwi Ears Belle
ooopusX Op.22

HearWiki score

Sound

7.6

5.8

Value

9.1

7.9

Price (USD)

$30

$35

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

ooopusX Op.22 (2026) against Kiwi Ears Belle (2025). 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.

Belle2025
Op.2220261 yr newer

Specifications

BelleOp.22

Type: Wired IEMs; Wired IEMs
Price (USD): $30; $35
HearWiki score: 79; 58
Released: 2025; 2026
Availability: Sold new; Sold new
Driver: 1DD; 2DD + 2BA hybrid
Driver type: dynamic; hybrid
Driver configuration: 1DD; 2DD + 2BA
Driver size: 10 mm; -
Drivers per side: 1; 4
Impedance: 32 Ω; -
Connector: -; 2-pin 0.78 mm

Specification comparison of Kiwi Ears Belle vs ooopusX Op.22
Spec	Kiwi Ears Belle	ooopusX Op.22
Type	Wired IEMs	Wired IEMs
Price (USD)	$30	$35
HearWiki score	79 / 100 Great	58 / 100 Average
Released	2025	2026
Audio
Driver	1DD	2DD + 2BA hybrid
Driver type	dynamic	hybrid
Driver configuration	1DD	2DD + 2BA
Driver size	10 mm	-
Drivers per side	1	4
Impedance	32 Ω	-
Design
Connector	-	2-pin 0.78 mm

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

ooopusX Op.22

This affordable wired hybrid earphone pairs two dynamic drivers with two balanced-armature drivers, offering a flexible sound signature via a physical dial that adjusts bass response between two levels. It's a budget-friendly option for listeners who want easy tuning adjustments without breaking the bank.

Pro:Dual-bass tuning dial for quick sound adjustments
Pro:Hybrid driver setup delivers detailed, layered audio
Pro:Lightweight and comfortable for extended listening

Con:No active noise cancellation
Con:Plastic build may feel less premium
Con:Bass dial has limited range, not fully customizable

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 Kiwi Ears Belle ooopusX Op.22