Compare Keychron B5 Pro vs B6 Pro Differences Side by Side

This comparison is for buyers deciding between Keychron's two ultra-slim, full-size wireless keyboards. The choice is difficult because they share core specs like triple-mode connectivity, a 1000 Hz polling rate, and similar pricing. The decision hinges on subtle but important differences in physical profile, lighting, and layout support that cater to distinct user preferences.

Model
	-15% off		Select a keyboard to compare
Rating	0.0 stars (0 reviews)	4.8 stars (24 reviews)
Purchase Options
Main differences	Released in 2025 Built with the ANSI layout standard Sized at 10 x 438 x 121 mm Made with a ABS case Offers No RGB lighting	Released in 2024 Features a low-profile design Built with the ISO, JIS, ANSI layout standard Uses a Plate Mount mounting style Sized at 5 x 429 x 130 mm Made with a Plastic, ABS case Offers Yes, North-face RGB lighting
Score	Scores Performance: 48.3 Build Quality: 42.1 Productivity: 66.1 Customizability: 45.4 Portability: 51.1	Scores Performance: 51.5 Build Quality: 45.1 Productivity: 64.9 Customizability: 51.4 Portability: 50.9
Name	Name Keychron B5 Pro	Name Keychron B6 Pro
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 100%	Layout Size 100%
Layout Standard	Layout Standard ANSI	Layout Standard ISO, JIS, ANSI
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, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate 1000 Hz	Polling Rate 1000 Hz
Battery capacity	Battery capacity 1200 mAh	Battery capacity 1200 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 -	Mount Style Plate Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight	Backlight North-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material ABS	Case Material Plastic, ABS
Keycaps Material	Keycaps Material ABS	Keycaps Material ABS
Dimensions	Dimensions 10 x 438 x 121 mm	Dimensions 5 x 429 x 130 mm
Weight	Weight 623g	Weight 623g

*Something incorrect or missing? Please

let me know

!

Pros and Trade-offs

Your primary need should guide this choice. Opt for the Keychron B6 Pro if you require backlighting, need specific ISO layouts, or prefer a slimmer, low-profile typing experience. The Keychron B5 Pro is the straightforward alternative for users who want a standard-profile, full-size wireless keyboard without lighting and are satisfied with ANSI layout. Both deliver robust core wireless performance.

Keychron B5 Pro

+Includes a protective, washable silicone key skin for spill and dust protection.
+Vendor description cites a 300-hour battery life for reliable wireless use.
+Features a magnetic storage slot on the chassis for its 2.4 GHz receiver.
+Offers a standard, normal profile for users preferring traditional key height.

−Lacks any form of backlighting or RGB illumination.
−Only supports the ANSI layout standard, limiting regional compatibility.
−Listed as 10mm thick, which is less slim than the B6 Pro.

Keychron B6 Pro

+Features north-facing RGB backlighting for key visibility and aesthetics.
+Supports multiple layout standards including ISO, JIS, ANSI, and ISO-DE.
+Vendor description advertises an extensive 1200-hour battery life.
+Offers a low-profile ergonomic option in addition to a normal profile.
+Includes concave keycaps designed for precise input, per the vendor description.

−The ultra-slim 5mm profile may not suit users who prefer a more substantial typing angle.
−Some user reviews mention a desire for adjustable tilt legs, which are not included.
−Available in more color variants, which may complicate matching with existing setups.

Which Keyboard Is Better for Your Needs?

The B6 Pro holds advantages in more specialized scenarios. Its low-profile design, backlighting, and extensive layout options make it the pick for international office work, programming, and travel. For modding, its plate mount and north-facing LEDs offer more flexibility. The keyboards are evenly matched for gaming and content creation, sharing core wireless performance and macro features.

GamingTie

•Both offer a 1000 Hz polling rate for responsive input.
•Both support 2.4 GHz wireless for a cable-free, low-latency connection.
•Their similar weight and dimensions provide stable desk placement.

OfficeKeychron B6 Pro

•The B6 Pro's listed 1200-hour battery life, per its vendor page, exceeds the B5 Pro's listed 300-hour life.
•Its concave keycaps, as mentioned in the description, may promote typing precision.
•Available ISO layouts, including German and UK, cater to international office standards.

ProgrammingKeychron B6 Pro

•North-facing RGB backlighting aids visibility in low-light coding sessions.
•Support for ISO, JIS, and ANSI layouts offers flexibility for developers with different keycap sets.
•The vendor description highlights ZMK customization for tailored keymaps and macros.

TravelKeychron B6 Pro

•The B6 Pro is listed as 5mm thick, which is slimmer than the B5 Pro's 10mm thickness.
•Its longer advertised battery life reduces charging needs on the go.
•The low-profile ergonomic option may suit portable setups better.

ModdingKeychron B6 Pro

•The B6 Pro is listed with a plate mount style, which can influence modding approaches.
•North-facing RGB lighting is compatible with a wider range of aftermarket keycaps.
•It offers more layout standards (ISO, JIS, ANSI, ISO-DE), providing a broader base for customization.

Content CreationTie

•Both include multi-media keys for quick media control.
•Both support the Keychron Launcher for macro programming to streamline workflows.
•Each has a dedicated emoji shortcut ('fn' + 'shift') for quick social media expression.