Compare Keychron K11 Pro vs K15 Pro Differences Side by Side

This comparison is for users deciding between two low-profile Alice layout keyboards from Keychron. The choice hinges on whether you prioritize a smaller, lighter 65% form factor or a 75% layout that retains more keys. Both share core features like QMK/VIA programmability, hot-swappable low-profile switches, and wireless connectivity, making the layout and size the primary differentiators.

Model
	88	91	Select a keyboard to compare
Rating	5.0 stars (2 reviews)	4.8 stars (12 reviews)
Purchase Options
Main differences	Available in a 65% layout Weighs about 510 g Sized at 11 x 346 x 115 mm Made with a Aluminum, Plastic case	Available in a 75% layout Weighs about 696 g Sized at 12 x 370 x 143 mm Made with a Aluminum, Plastic, ABS case
Score	Scores Performance: 79.6 Build Quality: 82 Productivity: 87.4 Customizability: 93.1 Portability: 89.1	Scores Performance: 83.9 Build Quality: 81.9 Productivity: 91.8 Customizability: 93 Portability: 81.4
Name	Name Keychron K11 Pro	Name Keychron K15 Pro
Release year	Release year 2023	Release year 2023
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky
Profile	Profile Low Profile	Profile Low Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 65%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Alice	Layout Ergonomics Alice
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 2000 mAh	Battery capacity 2000 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 Tray Mount	Mount Style Tray 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, Plastic	Case Material Aluminum, Plastic, ABS
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions 11 x 346 x 115 mm	Dimensions 12 x 370 x 143 mm
Weight	Weight 510g	Weight 696g

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Pros and Trade-offs

Your decision should be guided by your need for keys versus your need for space. If you want the most compact and travel-friendly Alice keyboard and don't mind using layers, the Keychron K11 Pro is the better fit. If you prefer having more dedicated keys, including macros, readily available and portability is less of a concern, the Keychron K15 Pro will likely suit your workflow better.

Keychron K11 Pro

+More portable due to lighter weight (510g) and smaller 65% footprint.
+Compact layout saves valuable desk space.
+Shares high-end features like QMK/VIA, hot-swap, and a programmable knob.
+Includes low-profile double-shot PBT keycaps.

−65% layout requires more use of function layers for missing keys.
−A user review cited an awkwardly placed Fn key next to the right space bar.
−Fewer immediately accessible keys compared to the 75% layout.

Keychron K15 Pro

+75% Alice layout includes dedicated macro keys for enhanced productivity.
+Larger layout reduces reliance on function layers for navigation and other keys.
+Build incorporates an aluminum frame with ABS, noted in the specifications.
+Maintains full wireless programmability with QMK/VIA and a hot-swap design.

−Heavier (696g) and larger, making it less portable.
−A user review mentioned the lack of a dedicated carrying case option.
−The larger size consumes more desk real estate.

Which Keyboard Is Better for Your Needs?

The K15 Pro wins in scenarios where more keys and macro functionality are valuable, such as office work, programming, and content creation. The K11 Pro is the clear choice for travel due to its lighter weight and smaller size. For gaming and modding, the keyboards are evenly matched on core performance and customization features.

GamingTie

•Both offer a 1000 Hz polling rate in wired mode for low latency.
•Both feature N-key rollover for simultaneous key presses.
•The Alice layout may offer ergonomic benefits for extended sessions on either model.

OfficeKeychron K15 Pro

•The K15 Pro's 75% layout includes dedicated macro keys, which the vendor listing states can enhance productivity.
•Its larger layout may reduce reliance on function layers for common keys.
•Both support multi-device Bluetooth for switching between work computers.

ProgrammingKeychron K15 Pro

•The K15 Pro's 75% layout provides more immediate access to keys like arrows and navigation clusters.
•Dedicated macro keys can be programmed for common code snippets or commands.
•Both have full QMK and VIA support for deep key remapping.

TravelKeychron K11 Pro

•The K11 Pro is significantly lighter at 510g versus the K15 Pro's 696g.
•Its 65% layout results in smaller dimensions (346mm x 115mm vs 370mm x 143mm), saving bag space.
•Both have the same 2000mAh battery for wireless use.

ModdingTie

•Both are hot-swappable for Gateron low-profile mechanical switches.
•Both support QMK and VIA firmware for extensive software customization.
•Both feature double-shot PBT keycaps and redesigned stabilizers from the factory.

Content CreationKeychron K15 Pro

•The K15 Pro includes additional macro keys, which the vendor notes can be customized for shortcuts in creative apps.
•Both have a programmable aluminum rotary encoder knob for timeline scrubbing or parameter adjustment.
•The larger layout may offer a more comfortable home for dedicated media keys.