Compare Keychron C1 Pro vs C3 Pro Differences Side by Side

This comparison is for buyers deciding between two of Keychron's wired, 80% layout mechanical keyboards. Both share core features like 8000Hz polling, QMK/VIA support, and hot-swap sockets, making the choice difficult. The decision hinges on subtle but impactful differences in mounting style, RGB orientation, keycap profile, and included sound-dampening materials.

Model
	90	89	Select a keyboard to compare
Rating	4.7 stars (7 reviews)	4.5 stars (2 reviews)
Purchase Options
Main differences	Includes screw-in stabilizers Uses a Tray Mount mounting style Weighs about 830 g Sized at 20 x 357 x 131 mm Made with a Plastic, ABS case Features PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face, White, White South-face RGB lighting	Uses a Gasket Mount mounting style Weighs about 912 g Sized at 21 x 365 x 138 mm Made with a ABS, Plastic case Features PBT, ABS keycaps Offers Yes, Rgb, North-face, Rgb North-face RGB lighting
Score	Scores Performance: 90.1 Build Quality: 81.4 Productivity: 94.5 Customizability: 89.2 Portability: 57.5	Scores Performance: 89.8 Build Quality: 80.5 Productivity: 90.7 Customizability: 88.8 Portability: 57.8
Name	Name Keychron C1 Pro	Name Keychron C3 Pro
Release year	Release year 2023	Release year 2023
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Linear, Tactile, Clicky
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 80%	Layout Size 80%
Layout Standard	Layout Standard ANSI	Layout Standard 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 Wired, Wired only	Connection Wired, Wired only
Polling Rate	Polling Rate 8000 Hz;1000 Hz	Polling Rate 8000 Hz;1000 Hz
Battery capacity	Battery capacity -	Battery capacity -
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 Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, South-face, White, White South-face	Backlight Rgb, North-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic, ABS	Case Material ABS, Plastic
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT, ABS
Dimensions	Dimensions 20 x 357 x 131 mm	Dimensions 21 x 365 x 138 mm
Weight	Weight 830g	Weight 912g

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Pros and Trade-offs

Your choice depends on your priority for typing feel versus modding potential. Select the Keychron C3 Pro if you want a softer, potentially more acoustic typing experience out of the box with its gasket mount and pre-lubed switches. Choose the Keychron C1 Pro if you plan to modify your keyboard extensively, valuing its screw-in stabilizers and south-facing RGB that guarantees compatibility with aftermarket Cherry-profile keycaps.

Keychron C1 Pro

+South-facing RGB prevents interference with Cherry-profile keycaps.
+Includes screw-in stabilizers, preferred for modding stability.
+OSA-profile PBT keycaps offer a specific sculpted shape.
+Vendor description lists multiple foam layers (sound-absorbing, EPDM, silicone pad) for sound tuning.
+Three adjustable typing angles (4.8°, 8.5°, 10.7°).

−Uses a tray mount design, which can feel less consistent than gasket mount.
−Non-shine-through keycaps may not illuminate legends as brightly.
−Plate material is listed as plastic, which may feel less rigid than steel.

Keychron C3 Pro

+Gasket mount design for a potentially softer, more cushioned typing feel.
+North-facing RGB with shine-through, Cherry-profile PBT keycaps for bright legends.
+Vendor description specifies pre-lubed switches and a 3.5mm EVA acoustic foam layer.
+Steel plate option listed for a more rigid typing foundation.
+Three adjustable typing angles (4°, 6°, 8.7°).

−North-facing RGB can cause interference with Cherry-profile keycaps.
−Uses plate-mounted stabilizers, which are typically harder to tune than screw-in.
−Slightly heavier and larger dimensions than the C1 Pro.

Which Keyboard Is Better for Your Needs?

The keyboards tie in most scenarios due to their shared high-end wired features. The C3 Pro has a slight edge for content creation due to its gasket mount and shine-through keycaps. The C1 Pro is the better choice for modders, specifically because of its screw-in stabilizers and south-facing RGB that avoids keycap interference. For gaming, office work, programming, and travel, the core experience is virtually identical.

GamingTie

•Both offer an 8000Hz adjustable polling rate for low latency.
•Both feature N-Key Rollover for simultaneous key presses.
•Both are wired-only, ensuring a stable connection.

OfficeTie

•Both support Windows and macOS with included keycaps.
•Both feature sound-dampening foam for quieter typing.
•Both have a TKL layout that saves desk space.

ProgrammingTie

•Both offer full QMK and VIA support for deep key remapping.
•Both have hot-swappable sockets for switch customization.
•The TKL layout provides dedicated arrow and navigation keys.

TravelTie

•Both are wired-only and similar in weight (830g vs 912g).
•Both have comparable 80% layout dimensions.
•Neither includes a carrying case.

ModdingKeychron C1 Pro

•The C1 Pro uses screw-in stabilizers, which are generally preferred for modding over the plate-mounted stabs listed for the C3 Pro.
•South-facing RGB on the C1 Pro avoids interference with Cherry-profile keycaps.
•The vendor description details its sound-absorbing foam, EPDM foam, and silicone bottom pad for acoustic tuning.

Content CreationKeychron C3 Pro

•The C3 Pro's gasket mount design may offer a softer, more consistent typing feel preferred for long sessions.
•Its north-facing RGB with shine-through, Cherry-profile PBT keycaps offers better legend visibility in low light.
•The vendor listing mentions pre-lubed switches and a specific 3.5mm EVA foam layer for a satisfying acoustic profile.