Compare Keychron B2 Pro vs B1 Pro Differences Side by Side

This comparison is for users deciding between Keychron's two ultra-slim, low-profile wireless keyboards. The choice hinges primarily on layout preference: the B2 Pro offers a 96% layout with a number pad, while the B1 Pro uses a 75% layout without one. Both share core features like triple connectivity, low-profile switches, and web-based customization, making the decision a matter of balancing key availability against footprint.

Model
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Rating	1.0 stars (1 reviews)	4.2 stars (15 reviews)
Purchase Options
Main differences	Released in 2025 Available in a 96% layout Built with the ISO, JIS, ANSI layout standard Weighs about 585 g Sized at 5 x 96 x 5 mm	Released in 2024 Available in a 75% layout Built with the ANSI, ISO, JIS layout standard Weighs about 425 g Sized at 5 x 296 x 130 mm
Score	Scores Performance: 48.6 Build Quality: 42.5 Productivity: 67 Customizability: 46.1 Portability: 51.1	Scores Performance: 48.1 Build Quality: 41.6 Productivity: 66.1 Customizability: 45 Portability: 77.9
Name	Name Keychron B2 Pro	Name Keychron B1 Pro
Release year	Release year 2025	Release year 2024
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 96%	Layout Size 75%
Layout Standard	Layout Standard ISO, JIS, ANSI	Layout Standard ANSI, ISO, JIS
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 800 mAh	Battery capacity 800 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 -
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight	Backlight
Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic, ABS	Case Material Plastic, ABS
Keycaps Material	Keycaps Material ABS	Keycaps Material ABS
Dimensions	Dimensions 5 x 96 x 5 mm	Dimensions 5 x 296 x 130 mm
Weight	Weight 585g	Weight 425g

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Pros and Trade-offs

Your need for a number pad is the deciding factor. If you work with spreadsheets, financial data, or creative software that uses numpad shortcuts, the Keychron B2 Pro's 96% layout is the practical choice. If your priority is a minimalist, portable setup for coding, writing, or travel, the lighter and more compact Keychron B1 Pro is the better fit, as long as you can work without a dedicated number pad.

Keychron B2 Pro

+96% layout includes a full number pad while saving space compared to a full-size keyboard.
+Includes multimedia keys for quick media playback control.
+Programmable via the Keychron Launcher web app for key remapping and macros.
+Comes with a protective, washable silicone skin according to the vendor description.

−Heavier at 585g and has a larger footprint than the 75% B1 Pro.
−A user review mentions a very flat typing angle and unstable arrow keys on some units.
−Lacks RGB backlighting.

Keychron B1 Pro

+More portable 75% layout saves desk space and is lighter at 425g.
+Vendor description claims an impressive 1200-hour battery life on a single charge.
+Programmable via the Keychron Launcher web app and also mentions ZMK customization support.
+Available in more color options, including Retro Blue and Retro Red.

−Lacks a dedicated number pad, which can be a dealbreaker for data entry.
−User reviews note potential key rollover issues for very fast typists and surface-printed keycaps.
−Lacks RGB backlighting.

Which Keyboard Is Better for Your Needs?

The B2 Pro is the clear choice for office work and content creation where a number pad is non-negotiable. The B1 Pro wins for travel and programming due to its lighter weight and more compact 75% layout. For gaming and modding, the keyboards are effectively tied, sharing the same core performance specs and customization ceiling through software.

GamingTie

•Both offer a 1000 Hz polling rate over their 2.4 GHz connection for responsive input.
•Neither keyboard has RGB lighting, which may be a consideration for some gamers.
•The low-profile design and choice of linear, tactile, or clicky switches are identical.

OfficeKeychron B2 Pro

•The B2 Pro's 96% layout includes a dedicated number pad, which is essential for data entry.
•It retains arrow keys and navigation cluster in a space-saving form factor.
•Both support multi-device connectivity via Bluetooth and 2.4 GHz for switching between work devices.

ProgrammingKeychron B1 Pro

•The B1 Pro's 75% layout is more compact, freeing up desk space for a mouse or notebook.
•It maintains dedicated arrow keys and a function row, which are useful for coding shortcuts.
•Both keyboards are programmable via the Keychron Launcher web app for custom macros.

TravelKeychron B1 Pro

•The B1 Pro is lighter at 425g compared to the B2 Pro's 585g.
•Its 75% layout has a smaller physical footprint, making it easier to pack.
•Keychron's listing describes the B1 Pro as 'ultra-portable' and highlights its long 1200-hour battery life.

ModdingTie

•Both are pre-built keyboards with no mentioned hot-swap socket support in the provided data.
•Customization is limited to key remapping and macros via the Keychron Launcher web app.
•Both use ABS keycaps and plastic cases, with similar low-profile switch options.

Content CreationKeychron B2 Pro

•The B2 Pro's number pad is valuable for timeline scrubbing and numerical input in editing software.
•Its 96% layout includes multimedia keys for quick playback control.
•The concave keycaps, mentioned for both, may aid in precise input during long sessions.