Kiwi Ears x Z Reviews: Serene
4.4 out of 5 StarsBased on 5 reviews
Award

Kiwi Ears x Z Reviews Serene

Closed-Back Planar Magnetic Headphones
$111.30$159.00
72 x 89 mm
Large planar diaphragm distributes force
Closed-back enclosure
Sealed earcups reduce outward sound leakage
Detachable dual-entry cable
Cable connection at each earcup
Moderate 50 Ohm load
Published impedance suits a range
1-Year Warranty7-Day ReturnsFree Shipping over $50

Closed-Back Planar Magnetic

Large-format planar control in a closed-back design.

Serene uses a 72 x 89 mm planar-magnetic driver inside a closed-back over-ear enclosure. The broad diaphragm and distributed magnetic drive are intended to produce fast response and low distortion while the closed design

72 x 89 mm planar driver

Closed-back enclosure

Detachable dual-entry cable

Moderate 50 Ohm load

Kiwi Ears x Z Reviews: Serene
Kiwi Ears x Z Reviews: Serene
Kiwi Ears x Z Reviews: Serene

Large-format planar control

A closed-back large-format planar headphone designed for controlled bass, clean mids, fast transients, and private full-size listening.

72 x 89mm Planar Driver
Closed-back enclosure
Kiwi Ears x Z Reviews: Serene driver technology
01 Planar Driver Technology

A large planar diaphragm distributes force across a broad surface for fast, controlled full-range movement.

02 Closed-back enclosure

The sealed earcups reduce outward sound leakage and provide more environmental isolation than an open-back model.

03 Detachable dual-entry cable

A cable connection at each earcup supports replacement and keeps left and right signal paths clearly separated.

04 Moderate 50 Ohm load

The published impedance suits a range of capable portable and desktop sources, with output headroom depending on the amplifier.

Serene applies planar speed and control to a closed-back format, balancing private listening with a clean, full-size presentation.

Bass Warm midbass with restrained deepest rumble
Mids Full lower mids; vocals sit back
Treble Very relaxed highs with limited sparkle
Soundstage Moderate space within a closed presentation
Imaging Stable center with moderately defined positions

How It Sounds

Closed-back privacy with the speed

Serene is designed for listeners who want planar clarity without an open-back room requirement, combining controlled bass, clean mids, and fast detail in a private over-ear format.

Planar
Closed-Back
Controlled
Closed-back enclosure

72 x 89 mm planar driver

Closed-back enclosure

The sealed earcups reduce outward sound leakage and provide more environmental isolation than an open-back model.

Who it's for

Closed-back privacy with the speed

The closed-back planar listener

A large planar-magnetic driver delivers fast, controlled sound without requiring the quiet-room conditions of an open-back headphone.

PlanarClosed-BackPrivate

The shared-space listener

The sealed over-ear design reduces outward leakage and provides more environmental isolation than an open-back model for desks, apartments, and late-night sessions.

Low LeakageFocusHome

The detail-focused gamer

Planar transient speed and stable left-right placement suit immersive games and media when paired with a source that provides adequate clean output.

ImagingSpeedImmersive

The planar-value shopper

Serene offers a 72 x 89 mm planar platform for listeners exploring large-diaphragm planar sound at a more accessible point in the full-size range.

Large PlanarValueDiscovery

A Z REVIEWS COLLABORATION

A bold perspective. A Serene escape.

Created with Z Reviews, Serene brings Zeos’s listening perspective together with Kiwi Ears planar-magnetic engineering. His input shaped the tuning, comfort, and design, combining a bass-tilted presentation, fast transients, and passive isolation in a closed-back headphone.

Explore Serene
Kiwi Ears x Z Reviews: Serene

Serene Planar Headphones

A custom 72mm x 89mm fast-response planar driver delivers lightning-fast transients and tight, abundant bass that holds its character at any volume.

PlanarOver-EarStudio

Planar Driver Performance

The custom 72mm x 89mm planar magnetic driver delivers lightning-fast transients with accurate, tight bass that maintains its characteristics at any volume level, supporting a wide range of listening habits.

72x89mm PlanarFast Transients
Tight BassAny Volume
ComfortIsolationClosed-Back

All-Day Comfort & Isolation

Thick protein leather pads and a lightweight aluminum frame provide exceptional comfort, while the closed-back design with memory foam and a refractory filter delivers passive noise cancellation for quiet, undistorted listening.

125° PivotUniversal Fit
Closed-BackQuiet Isolation

Private home listening

Use the closed-back enclosure for albums and films when an open headphone would leak too much sound

Focused desktop sessions

The planar driver supports fast transients and clean separation for long desk sessions with a capable portable

How it compares

Technical Specifications

What's in the box

Inside the Box

Monitors

Kiwi Ears x Z Reviews: Serene×1

Cable

Detachable Audio Cable (3.5mm to Dual 3.5mm)×1

Extras

User Manual×1

Warranty

1 Year Warranty Card×1

Drivers

Planar Driver

72 x 89 mm planar-magnetic driver

Acoustics

Impedance

50 Ohm +/- 15% at 1 kHz

Sensitivity

102 dB +/- 3 dB

Frequency Response

20 Hz-20 kHz

Distortion (THD)

<3%

Rated / Maximum Power

10 mW rated / 20 mW maximum

Resonance frequency

130 Hz +/- 20%

Reference voltage

0.57 V

Build & Fit

Acoustic design

Closed-back over-ear

Cable

Cable / Connection

Detachable cable with dual 3.5 mm headphone-side connectors

How it compares

Serene in the lineup.

Kiwi Ears x Z Reviews: Serene Kiwi Ears x Z Reviews Serene4.4
Kiwi Ears Atheia Kiwi Ears Atheia3.0
Kiwi Ears Ellipse Kiwi Ears Ellipse4.57
Kiwi Ears Altruva Kiwi Ears Altruva4.54

Signature

["Planar", "Closed-Back", "Controlled"]

["Hybrid", "Dynamic", "Planar"]

["Open-Back", " Spacious", "Full"]

["Open-Back", "Balanced", "Spacious"]

Best for

["The closed-back planar listener"]

["The hybrid-tech enthusiast"]

["The spacious-sound listener"]

["The open-back newcomer"]

Standout

72 x 89 mm planar driver

50 mm dynamic driver

Premium 50 mm dynamic driver

50 mm dynamic driver

Price

$111.30

$279.20

$60.79

$69.99

unboxing video

See it in Motion.

Verified buyers

Customer Reviews

Get the most out of it

Pairs well with

20% OFFHeadphones

Kiwi Ears

Division
$39.20 $49.004.6 (5)
In-Ear Monitors

Kiwi Ears

Belle
From $29.994.43 (150)
In-Ear Monitors

Kiwi Ears

Cadenza
$34.994.35 (74)

Before you buy

Product FAQ.

Serene is designed for listeners who want planar clarity without an open-back room requirement, combining controlled bass, clean mids, and fast detail in a private over-ear format.
Closed-back over-ear
At 50 Ohm and 102 dB sensitivity, Serene can work from a capable dongle or portable player, while a desktop amplifier can provide additional headroom and finer volume control.
Detachable cable with dual 3.5 mm headphone-side connectors
Use the closed-back enclosure for albums and films when an open headphone would leak too much sound into the room.
The current official package list includes 1 Kiwi Ears x Z Reviews: Serene headphone, Detachable dual-3.5 mm cable, and User manual.
The closed-back over-ear format is designed for private full-size listening. Comfort depends on head shape, pad contact, clamp preference, and heat over long sessions.
Use a source that matches the published connector and output requirements. Relevant Kiwi Ears options include Kiwi Ears Allegro BAL and Kiwi Ears x B Media Terras Headphone Cable.