What is the difference between the Keychron K2 V3 and K3 V3?

The K2 V3 has a standard profile, an aluminum case, a 4000mAh battery and a 13° typing angle. The K3 V3 is low-profile, weighs 540g, has a 1550mAh battery and a 3° typing angle.

Is the Keychron K2 V3 or K3 V3 better for travel?

The K3 V3 is lighter at 540g and is described as ultra-slim and low-profile. The K2 V3 has a larger 4000mAh battery, so it may suit buyers who prioritize battery capacity over weight.

Which keyboard has the larger battery, the K2 V3 or K3 V3?

The K2 V3 has a listed 4000mAh battery, while the K3 V3 has a 1550mAh battery. Keychron lists up to 124 hours for the K3 V3, but that runtime should not be assumed for the K2.

Are the Keychron K2 V3 and K3 V3 hot-swappable?

Both product ranges include hot-swappable versions. The K2 V3 vendor description says its hot-swap sockets support almost all 3-pin and 5-pin MX-style mechanical switches, while the K3 V3 hot-swap version is limited to specified low-profile mechanical switches.

Can I use regular MX switches in the Keychron K3 V3?

Keychron describes the K3 V3 hot-swap option as compatible with Keychron Milk POM or Gateron/Keychron low-profile mechanical switches. Its listing does not claim support for the broader standard-profile MX-style switches described for the K2 V3.

Do the Keychron K2 V3 and K3 V3 support QMK?

Both list QMK support, and Keychron describes Launcher as a web app for key remapping and macros. The vendor says Launcher requires a wired connection when configuring the keyboard.

Do the K2 V3 and K3 V3 have Bluetooth and wired connectivity?

Both list Bluetooth and wired connectivity, and their vendor descriptions specify a wired connection. Keychron describes Bluetooth connections to up to three devices for both models.

Which keyboard has the higher typing angle?

The K2 V3 lists a 13° typing angle, while the K3 V3 lists 3°. Keychron also describes three adjustable angle settings for each model, with different ranges for the K2 and K3.

What are the keycap materials on the Keychron K2 V3 and K3 V3?

The K2 V3 metadata lists PC keycaps, and its vendor description specifies shine-through PC keycaps for the ISO version. The K3 V3 metadata lists PBT and ABS, while its vendor description specifies shine-through ABS keycaps.

Which Keychron keyboard has more sound-dampening features?

The K2 V3 metadata lists sound dampening, and Keychron describes sound-absorbing, IXPE, EPDM and PET foam. Keychron describes IXPE, EPDM and latex foam in the K3 V3.

Are the K2 V3 and K3 V3 suitable for gaming?

Both list a 1000 Hz polling rate and N-key rollover, so those specifications do not distinguish them here. The K2 has a larger battery, while the K3 is lighter and low-profile.

Do the Keychron K2 V3 and K3 V3 have Mac and Windows support?

Both list Mac/Win support, and Keychron describes each as compatible with macOS and Windows. The K2 vendor description specifically says it includes keycaps for both operating systems.

Compare Keychron K2 V3 vs K3 V3 Differences Side by Side

This comparison is for buyers choosing between two wireless 75% Keychron keyboards with QMK support, hot-swap options and RGB or white backlighting. The K2 V3 combines an aluminum case, a 4000mAh battery and a 13° typing angle, while the K3 V3 is a 540g low-profile model with a 1550mAh battery and a 3° angle. Both list 1000 Hz polling, so the main decision is about profile, portability, battery capacity and switch customization. Check the K3 version carefully if switch swapping matters, since its hot-swappable option is limited to low-profile switches.

Model
	89	83	Select a keyboard to compare
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2025 Built with the ISO, ANSI layout standard Connects via USB-C Includes screw-in stabilizers Has built-in sound dampening Uses a PCB Mount mounting style Equipped with a 4000 mAh battery Made with a Aluminum case Features PC keycaps	Released in 2024 Features a low-profile design Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic layout standard Uses a Top Mount mounting style Equipped with a 1550 mAh battery Weighs about 540 g Sized at 19 x 306 x 116 mm Made with a ABS, Aluminum case Features PBT, ABS keycaps
Score	Scores Performance: 80.2 Build Quality: 84.1 Productivity: 94.6 Customizability: 91.8 Portability: 82.3	Scores Performance: 82 Build Quality: 81.8 Productivity: 69.8 Customizability: 88.7 Portability: 74.3
Name	Name Keychron K2 V3	Name Keychron K3 V3
Release year	Release year 2025	Release year 2024
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky
Profile	Profile Normal Profile	Profile Low Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%
Layout Standard	Layout Standard ISO, ANSI	Layout Standard ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support
Mac/Win Support	Mac/Win Support	Mac/Win Support
Multi-Media Keys	Multi-Media Keys	Multi-Media Keys
USB-C	USB-C	USB-C
USB passthrough	USB passthrough	USB passthrough
Connection	Connection Bluetooth, Wired, Wireless	Connection Bluetooth, Wired, Wireless
Polling Rate	Polling Rate 1000 Hz	Polling Rate 1000 Hz
Battery capacity	Battery capacity 4000 mAh	Battery capacity 1550 mAh
Hall Effect Support	Hall Effect Support	Hall Effect Support
QMK Support	QMK Support	QMK Support
VIA Support	VIA Support	VIA Support
VIAL Support	VIAL Support	VIAL Support
N-Key Rollover	N-Key Rollover	N-Key Rollover
Rapid Trigger	Rapid Trigger	Rapid Trigger
Mount Style	Mount Style PCB Mount	Mount Style Top Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, White, North-face	Backlight Rgb, White, North-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum	Case Material ABS, Aluminum
Keycaps Material	Keycaps Material PC	Keycaps Material PBT, ABS
Dimensions	Dimensions -	Dimensions 19 x 306 x 116 mm
Weight	Weight -	Weight 540g

*Something incorrect or missing? Please

let me know

!

Pros and Trade-offs

Choose the K2 V3 if battery capacity, its aluminum-and-steel construction, and wider MX-style switch swapping matter most. Choose the K3 V3 if you want a lower-profile, lighter keyboard and are comfortable with its smaller battery and narrower hot-swap compatibility. Both list QMK, Bluetooth and wired connectivity, and a 1000 Hz polling rate.

Keychron K2 V3

+4000mAh battery, compared with the K3's 1550mAh.
+Aluminum case and steel plate listed in the product metadata.
+Vendor-described hot-swap support for almost all 3-pin and 5-pin MX-style mechanical switches.
+Sound dampening, screw-in stabilizers and vendor-described IXPE, EPDM and PET foam.
+Vendor description specifies keycaps for both macOS and Windows.

−The vendor lists an approximate weight of 813g, heavier than the K3's 540g.
−The 13° typing angle is steeper than the K3's 3° angle.
−Its standard-profile design is less slim than the K3's low-profile design.

Keychron K3 V3

+Low-profile design, with a listed weight of 540g.
+Listed dimensions are 19 x 306 x 116 mm.
+The vendor lists up to 124 hours of battery life for the 1550mAh battery.
+QMK, Keychron Launcher and hot-swap options are available on the listed product range.
+The vendor describes IXPE, EPDM and latex foam in its acoustic construction.

−The 1550mAh battery is smaller than the K2's 4000mAh battery.
−The hot-swappable version is described as compatible with low-profile mechanical switches, not the K2's broader 3-pin and 5-pin MX-style range.
−The 3° typing angle is lower than the K2's 13° angle.
−The product metadata lists ABS and aluminum case materials and PBT or ABS keycaps, rather than the K2's listed aluminum case and PC keycaps.

Which Keyboard Is Better for Your Needs?

The K2 V3 has an edge for office work, programming, modding and media-focused setups, largely because of its larger battery and more flexible MX-style hot-swap support. The K3 V3 is the more travel-oriented pick thanks to its 540g weight and low-profile form. Gaming is close on the listed polling rate and rollover features, though the two boards differ in profile and battery capacity. Both offer QMK and Launcher customization.

GamingTie

•Both list a 1000 Hz polling rate and N-key rollover.
•Both offer hot-swappable versions, though the K3's switch options are limited to low-profile mechanical switches.
•The K2 has a 4000mAh battery, while the K3 weighs less at 540g.

OfficeKeychron K2 V3

•The K2's 4000mAh battery is larger than the K3's 1550mAh battery.
•The K2 lists sound dampening and screw-in stabilizers, with vendor-described IXPE, EPDM and PET foam.
•The K2 has a 13° typing angle, compared with 3° on the K3.

ProgrammingKeychron K2 V3

•Both support QMK and Keychron Launcher for key remapping and macros.
•The K2 vendor description specifies hot-swap support for many 3-pin and 5-pin MX-style mechanical switches.
•The K2 lists multimedia keys and a 4000mAh battery.

TravelKeychron K3 V3

•The K3 weighs 540g, and its listed dimensions are 19 x 306 x 116 mm.
•The K3 is described as an ultra-slim, low-profile keyboard.
•Its 1550mAh battery is smaller than the K2's 4000mAh battery.

ModdingKeychron K2 V3

•The K2 vendor description says its hot-swap sockets support almost all 3-pin and 5-pin MX-style mechanical switches.
•The K3 hot-swappable version is described as compatible with Keychron Milk POM or Gateron/Keychron low-profile mechanical switches.
•The K2 lists screw-in stabilizers and sound dampening.

Content CreationKeychron K2 V3

•Both support QMK and Keychron Launcher for key remapping and macros.
•The K2 lists a larger 4000mAh battery and multimedia keys.
•The K2 vendor description specifies included keycaps for both macOS and Windows.