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Keychron K4 V2

Keychron®︎
河村 亮介
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このキーボードの概要
Brand
Layout ,
Size
Connection ,
Hot-Swap

このキーボードのキー配列・サイズは【, 】【】です。


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Keychron K4V2

Types of Keychron and how to choose ▷▷▷

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Keychron K4 Pro
Keychron K4 Pro 96％フル
メカニカル方式（Normal Profile）
US
Related Reading
KeychronK4Pro
Keychron K4 Proが発売！キーマップカスタマイズに対応したMacでも使える96％レイアウトキーボード 2023年1月10日、Keychronは公式ツイッターを更新し、Keychron K4 Proの発売を発表しました。 Keychron K4 Pro is now live starting at $89!A QMK/VIA wireless mechani…
仕様詳細
trade (brand) name
Keychron K4(V2)
Total number of keys
103 keys (Japanese)/100 keys (US) *NumLock works only on Windows
multimedia key
12 keys
Main body material
Aircraft grade aluminum or plastic frame and ABS bottom
Keycap Material
ABS
backlight
18 types, 4 levels of adjustable RGB or White LED
Supported Systems
Windows/Android/Mac/iOS
battery
4000mAh rechargeable lithium polymer
Bluetooth operating time
RGB: up to 240 hours (with LED OFF), up to 72 hours (with LED ON), White LED: up to 240 hours (with LED OFF), up to 68 hours (with LED ON)
connection
Bluetooth and USB TYPE-C
Bluetooth version
5.1
Size
Aluminum frame] 376 x 129mm, [Plastic frame] 371 x 124mm (both 32mm high (keycap front) / 41mm high (keycap rear))
weight
Approx. 915g (aluminum frame), approx. 744g (plastic frame)
contents
K4 keyboard x 1, USB-A to USB Type-C cable x 1, keycap remover x 1, switch remover x 1 (hot-swap model only), user manual x 1

Information reference: https: //kopek.jp/products/keychron-k4-jp/

Difference between K4 and K4 Pro

K4 ProK4V2
hot swapsupportincompatible
(Compatible models also exist.)
QMK/VIAsupportincompatible
typing angle3º, 7º ,10º9° only
key switchKeychron K ProGateron G Pro 2.0
frameAluminum frame (approx. 5 mm)Aluminum bezel (approx. 1 mm)
Only for models equipped with *.
Keycap MaterialDoubleshot PBTSingleshot ABS
key profileOSANone stated
key layoutANSI (US sequence only)ANSI /JIS
Wireless connection uptime
(Backlight off)		300 hours240 hours
size390.6 x 139.2 mm 371 x 124 mm
weight1280 g770g
Table of Contents

Selectable axis types

Gateron G Pro mechanical switches

RedBlueBrownYellowWhiteSilver
pressing pressure45±15gf60±15gf55±15gf50±5gf38±15gf42±15gf
Movement to operation2±0.6mm2.3±0.6mm2±0.6mm2.0±0.6mm2.0±0.6mm1.2±0.3mm
keystroke4.0mm max4.0mm max4.0mm max4.0mm max4.0mm max3.4+0/-0.4mm
reactionlinearclickytactilelinearlinearlinear
soundsilentloudcalmsilentsilentsilent
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こちらからお進みいただけます。

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For product design consultation and pre-release feedback,
please contact GreenEchoes Studio.

Keychron®︎
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Avatar of Ryosuke Kawamura Ryosuke Kawamura Greenkeys Editor-in-Chief

Ryosuke Kawamura is the Editor-in-Chief of Greenkeys and the founder of GreenEchoes Studio.

He covers mechanical keyboards, custom keyboards, and input devices through reviews, interviews, hands-on testing, photography, and editorial work. He has reviewed more than 100 products and regularly reports on JIS-layout compatibility and trends in the Japanese keyboard market.

He also founded the Japan Layout Alliance (JLA), an industry collaboration initiative aimed at improving compatibility for Japanese-layout keyboards.

Greenkeys values editorial independence and transparency. Product samples, advertising relationships, and affiliate links are disclosed within each article.

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