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Keychron K2 HE vs Keychron K3 Max 75% Wireless Keyboard

Both are 75% wireless Keychron boards, but they target different users. The K2 HE uses magnetic switches with adjustable actuation from 0.2 mm to 3.8 mm, Rapid Trigger and a 4000 mAh battery, so it suits gamers and anyone who wants to tune key feel. The K3 Max is a slim, hot-swappable board with QMK/VIA remapping, PBT keycaps and a 4.9 rating from 375 owners, which suits typists and travelers who want a low, quiet deck. Build on the K2 HE is heavier and more industrial; the K3 Max is lighter and easier to carry.

  • Choose the Keychron K2 HE if you game and want adjustable actuation, Rapid Trigger and a big battery in a 75% frame.
  • Choose the Keychron K3 Max if you want a slim, hot-swappable board with QMK/VIA and PBT keycaps for typing and travel.

Prices

  • Keychron K2 HE: $139.99 at Walmart (last seen Nov 13)
  • Keychron K3 Max 75% Wireless Keyboard: $67.49 at E Sport Certified (last seen Nov 11)
  • Difference: the Keychron K3 Max 75% Wireless Keyboard is $72.50 cheaper than the Keychron K2 HE at the latest prices (Nov 11 and Nov 13)
Keychron
Keychron K2 HE

Keychron K2 HE
$139.99at WalmartChecked 18 h ago
See all prices and details
Visit Walmart
Pros
  • Adjustable actuation and Rapid Trigger for gaming
  • Large 4000 mAh battery
  • Triple-mode wireless with 1000 Hz polling
  • Distinctive concrete and aluminum frame
  • Four memory profiles
Cons
  • Heavier and bulkier than a slim board
  • No hot-swap listed
  • Magnetic switches limit third-party switch options
  • No PBT keycaps listed
Keychron
Keychron K3 Max 75% Custom Wireless RGB Mechanical Keyboard with Programmable QMK/VIA Hot-Swappable Red Switch

Keychron K3 Max 75% Wireless Keyboard

Keychron K3 Max 75% Custom Wireless RGB Mechanical Keyboard with Programmable QMK/VIA Hot-Swappable Red Switch

4.9(375 ratings)
$67.49at E Sport CertifiedChecked Nov 11
See all prices and details
Visit E Sport Certified
Pros
  • Slim, light design that travels well
  • Hot-swappable low-profile switches
  • QMK/VIA remapping on all three desktop systems
  • Double-shot PBT keycaps
  • 4.9 out of 5 from 375 ratings
Cons
  • Fixed actuation, no Rapid Trigger
  • Bluetooth 5.1 rather than 5.2
  • Battery capacity not specified
  • Low-profile switches feel different from full-height ones

What separates them

Keychron K2 HEKeychron K3 Max 75% Wireless Keyboard
Switch typeGateron Double-Rail Magnetic Nebula linear switches with TMR sensorsLow-profile Gateron Red mechanical switches, hot-swappable
Actuation tuningAdjustable from 0.2 mm to 3.8 mm, plus Rapid Trigger and dynamic keystrokesFixed actuation; no software actuation tuning
Remapping softwareKeychron Launcher for remaps, macros and RGBQMK/VIA on macOS, Windows and Linux
Profile and heightLow profile, but a thicker concrete-and-aluminum frameUltra-slim, 31% slimmer switches, LSA keycaps
KeycapsStandard profile keycapsDouble-shot PBT low-profile LSA keycaps
Battery4000 mAh rechargeableNot specified in the listed specs
Connectivity2.4 GHz at 1000 Hz, Bluetooth 5.2 to three devices, USB-C2.4 GHz at 1000 Hz, Bluetooth 5.1 to three devices, wired
Hot-swapNot listed as hot-swappableHot-swappable with Gateron low-profile MX switches

Price history

$199.99$67.49
Nov 11Nov 14
  • Keychron K2 HE: lowest $199.99 on Nov 13 at Best Buy; $199.99 on Nov 14.
  • Keychron K3 Max 75% Wireless Keyboard: lowest $67.49 on Nov 11 at E Sport Certified; $107.99 on Nov 14.

Prices at every store

Keychron K2 HE

  • WalmartNew

    In stockSold by KeychronReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $139.99Checked 18 h ago
    Visit Walmart
  • Best BuyNew

    In stock

    $199.99Free shippingChecked 13 h ago
    Visit Best Buy
  • NeweggNew

    In stock

    $272.48Free shippingChecked 18 h ago
    Visit Newegg

Store links may earn us a commission. Some prices via Klarna.

All 3 stores and price history →

Keychron K3 Max 75% Wireless Keyboard

  • E Sport CertifiedNew

    Availability unknown

    $67.49Checked Nov 11
    Visit E Sport Certified
  • Micro CenterNew

    Availability unknown

    $70.39Checked Nov 11
    Visit Micro Center
  • Mechanical KeyboardsNew

    Availability unknown

    $100.00Checked Nov 11
    Visit Mechanical Keyboards
  • PayMore Pembroke PinesNew

    Availability unknown

    $103.99Checked Nov 11
    Visit PayMore Pembroke Pines

Also available at

  • KeychronCheck price at Keychron
All 10 stores and price history →

Specs compared

SpecKeychron K2 HEKeychron K3 Max 75% Wireless Keyboard
Layout75% compact, bringing popular functions into a …75% layout
ConnectivityBluetooth and wired options for flexibility.2.4 GHz, Bluetooth, and wired connections
WirelessYesYes
NumpadYesNo
Form Factor75%Full Size
Mouse IncludedNoNo
TypeGaming Keyboards, Standard KeyboardsGaming Keyboards
Rollable/FoldableNoNo
BacklightNo, RGB (multicolored)RGB (multicolored)
ColorBlack, White, GrayGray
ConnectionBluetooth, USB, Radio (RF)Bluetooth, USB
Language (layout)EnglishEnglish
Show all 40 specsShow fewer specs
SpecKeychron K2 HEKeychron K3 Max 75% Wireless Keyboard
Switch TechnologyMechanicalMechanical
Lighting TypeRGBRGB
Keyboard TechnologyMechanicalMechanical
Key Switch BehaviorLinearLinear, Linear
Connection TypeWirelessWired, Wireless
BrandKeychronKeychron
Model NumberK2H-F1CK3M-H1
Customizable Lightingtruetrue
Numeric Keypadfalsetrue
Touchpad

What reviewers say

Keychron K3 Max 75% Wireless Keyboard

  • 4.9 / 5375 ratings

Rated 4.9 out of 5 from 375 ratings, owners praise the slim build, solid wireless performance and easy VIA remapping. Most criticism centers on the low-profile typing feel and the missing numpad.

What people mention
  • Build and profilePraisedOwners like the ultra-slim aluminum-framed body and how little desk space the 75% layout takes.
  • Wireless connectionPraisedReviewers report stable 2.4 GHz and Bluetooth links and quick switching between paired devices.
  • VIA remappingPraisedUsers find QMK/VIA straightforward for remapping keys and setting macros.
  • Typing feelMixedSome owners love the low-profile, short-travel feel; others miss the feedback of full-height switches.
Reviews
  • The best mechanical keyboards of 2026: I handpicked the top models available - ZDNET

Questions and answers

Which is better for gaming?
The K2 HE. Its magnetic switches allow actuation as shallow as 0.2 mm, and Rapid Trigger resets keys the instant you release them. The K3 Max has fixed actuation and no Rapid Trigger.
Which is better for typing and office work?
The K3 Max. Its slim low-profile switches, PBT keycaps and foam damping make for a quieter, lower deck, and QMK/VIA gives deep remapping. The K2 HE is heavier and taller.
Which lasts longer?
Both use durable mechanical switches. The K3 Max adds hot-swap, so a failed switch can be replaced without soldering. The K2 HE's 4000 mAh battery is the larger of the two on paper.
Is the K2 HE worth stepping up to over the K3 Max?
Only if you game or want tunable actuation. For general typing, the K3 Max covers remapping, hot-swap and a slim build, and owners rate it highly.
Can I use either with a Mac?
Yes. Both ship with Mac and Windows keycaps and layouts. The K3 Max's QMK/VIA support also covers Linux.
Which is more portable?
The K3 Max. It is ultra-slim and light, while the K2 HE's concrete and aluminum frame makes it a desk-bound board.

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More comparisons

  • Keychron K2 HE vs Keychron Q6 Max 100% Custom Wireless RGB Mechanical Keyboard with Programmable QMK/VIA Hot-Swappable Brown Switch
  • Keychron K3 Max 75% Custom Wireless RGB Mechanical Keyboard with Programmable QMK/VIA Hot-Swappable Red Switch vs Keychron Q6 Max 100% Custom Wireless RGB Mechanical Keyboard with Programmable QMK/VIA Hot-Swappable Brown Switch
  • Keychron K2 HE vs Keychron Q1 Max
  • Keychron K3 Max 75% Custom Wireless RGB Mechanical Keyboard with Programmable QMK/VIA Hot-Swappable Red Switch vs Keychron Q1 Max

Buying guides that pick them

  • Best Keychron mechanical keyboards
false
false
Palm Restfalsefalse
Spill Resistantfalsefalse
Foldablefalsefalse
Maximum Number of Memory Profiles4256
Number Of Keys8484
Dedicated Macro Keysfalsefalse
Adjustable Tilt Functiontruetrue
Multimedia Keystruetrue
Internet Keysfalse—
Number Of Programmable Keys84—
Wireless ConnectivityRadio Frequency (RF - 2.4 Ghz/Low Latency)—
Maximum Wireless Range33 feet—
Number Of USB Port(s)1—
Bluetooth version—Bluetooth 5.1
Bluetooth devices—three devices
Polling rate—1000 Hz
Switch type—low-profile Gateron switch
Switch slimness—31% slimmer than conventional normal profile sw…