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Compare Keychron C3 Pro vs K3 V3 Differences Side by Side

This comparison is for buyers deciding between Keychron's performance-focused wired TKL and its versatile wireless low-profile compact. The C3 Pro offers a high polling rate and gasket-mounted acoustics, while the K3 V3 provides Bluetooth connectivity and a slimmer form factor. The choice hinges on whether you prioritize competitive gaming latency or multi-device portability and a different typing feel.

89
Keychron C3 Pro 8K QMK Wired Custom Mechanical Keyboard
83
Keychron K3 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

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4.5 (2)
0.0 (0)
  • Released in 2023
  • Available in a 80% layout
  • Built with the ANSI layout standard
  • Connects via USB-C
  • Has built-in sound dampening
  • Uses a Gasket Mount mounting style
  • Supports Wired, Wired only connectivity
  • Runs at a 8000 Hz polling rate
  • Weighs about 912 g
  • Sized at 21 x 365 x 138 mm
  • Made with a ABS, Plastic case
  • Offers Yes, Rgb, North-face, Rgb North-face RGB lighting
  • Released in 2024
  • Features a low-profile design
  • Available in a 75% layout
  • Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic layout standard
  • Provides dedicated media keys
  • Uses a Top Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 1550 mAh battery
  • Weighs about 540 g
  • Sized at 19 x 306 x 116 mm
  • Made with a ABS, Aluminum case
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 89.8
  • Build Quality: 80.5
  • Productivity: 90.7
  • Customizability: 88.8
  • Portability: 57.8
Scores
  • Performance: 82
  • Build Quality: 81.7
  • Productivity: 70.3
  • Customizability: 89.9
  • Portability: 74.7
Name
Keychron C3 Pro
Name
Keychron K3 V3
Release year
2023
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Wired, Wired only
Connection
Bluetooth, Wired, Wireless
Polling Rate
8000 Hz;1000 Hz
Polling Rate
1000 Hz
Battery capacity
-
Battery capacity
1550 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Top Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, North-face
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
ABS, Plastic
Case Material
ABS, Aluminum
Keycaps Material
PBT, ABS
Keycaps Material
PBT, ABS
Dimensions
21 x 365 x 138 mm
Dimensions
19 x 306 x 116 mm
Weight
912g
Weight
540g
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Pros and Trade-offs

Your primary need dictates the choice. If you want the lowest possible latency for gaming, enjoy modifying keyboards with standard components, and don't mind a cable, the Keychron C3 Pro is the compelling, more affordable option. If you value a clean desk, need to switch between multiple devices, or prefer a thin, lightweight keyboard for travel, the wireless Keychron K3 V3 is worth the higher investment despite its switch limitations.

Keychron C3 Pro

  • +Configurable 8000 Hz polling rate for high-speed signal transmission.
  • +Gasket mount design with EVA foam, IXPE film, and a silicone pad for enhanced acoustics.
  • +Uses standard Cherry profile double-shot PBT keycaps and compatible with a wide range of MX-style switches.
  • +Offers three adjustable typing angles (4°, 6°, 8.7°).
  • +Generally available at a lower price point than the K3 V3.
  • −Wired-only connectivity limits placement and adds cable clutter.
  • −Heavier and larger (912g, TKL) than the K3 V3, making it less portable.
  • −Case is constructed from ABS plastic, lacking the aluminum frame option of the K3 V3.

Keychron K3 V3

  • +Bluetooth 5.2 wireless connectivity for use with up to three devices.
  • +Ultra-slim low-profile design with Keychron Milk POM switches, 33% slimmer than standard switches.
  • +Available with an aluminum frame option for a more premium build feel.
  • +Offers multiple ISO layout options (UK, DE, Swiss, Nordic).
  • +Includes redesigned stabilizers for improved key feel on larger keys.
  • −Limited to compatible low-profile mechanical switches, restricting aftermarket modding options.
  • −Lower 1000 Hz polling rate in wired mode and 90 Hz in wireless mode compared to the C3 Pro.
  • −Generally commands a higher price than the C3 Pro.
  • −The low-profile LSA keycaps are made of ABS, which may show shine over time faster than PBT.

Which Keyboard Is Better for Your Needs?

The C3 Pro wins for gaming and modding due to its high polling rate, gasket mount, and standard switch compatibility. The K3 V3 is the clear choice for travel and a strong contender for office use thanks to its wireless connectivity, light weight, and compact low-profile form. For programming, both are equally capable with QMK support, making it a tie. Content creators may lean toward the C3 Pro for its ergonomic adjustments and typing feel.

GamingKeychron C3 Pro
  • •The C3 Pro offers a configurable 8000 Hz polling rate for minimal input lag, which the manufacturer states is ideal for competitive gaming.
  • •Its gasket mount design and internal foam layers are described as providing a satisfying, thocky acoustic profile.
  • •The K3 V3 has a 1000 Hz polling rate in wired mode and a 90 Hz rate in wireless mode, which may introduce more latency for fast-paced games.
OfficeKeychron K3 V3
  • •The K3 V3 supports Bluetooth 5.2 for connecting to up to three devices, simplifying desk cleanup and device switching.
  • •Its low-profile design and lighter weight (540g vs 912g) make it less obtrusive on a desk.
  • •It offers multiple ISO layout options (UK, DE, Swiss, Nordic), which are beneficial for international office environments.
ProgrammingTie
  • •Both keyboards support QMK and VIA firmware for deep key remapping and macro programming.
  • •The C3 Pro has a dedicated TKL layout, while the K3 V3 uses a 75% layout; preference depends on needing dedicated function keys.
  • •Both include Mac and Windows keycaps and support for switching between operating systems.
TravelKeychron K3 V3
  • •The K3 V3 is significantly lighter (540g) and more compact (306 x 116 mm) than the C3 Pro (912g, 365 x 138 mm).
  • •Its wireless capability eliminates the need to carry a cable for use with laptops or tablets.
  • •The low-profile design makes it easier to fit in a bag alongside a laptop.
ModdingKeychron C3 Pro
  • •The C3 Pro's gasket mount design, described with EVA foam, IXPE film, and a silicone pad, offers a popular platform for sound and feel modifications.
  • •It uses standard MX-style switches (3-pin and 5-pin), providing a vast aftermarket selection.
  • •The K3 V3 is limited to compatible low-profile mechanical switches like Keychron Milk POM or Gateron low-profile switches, as stated by the manufacturer.
Content CreationKeychron C3 Pro
  • •The C3 Pro's adjustable typing angles (4°, 6°, 8.7°) and Cherry profile keycaps may offer more ergonomic flexibility for long sessions.
  • •Its heavier build and gasket mount may provide a more stable and premium typing feel during extended use.
  • •The TKL layout retains dedicated navigation keys, which can be useful in editing software.

Frequently Asked Questions (FAQ)

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