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Compare Keychron K1 V6 vs K3 V3 Differences Side by Side

This comparison is for buyers deciding between two of Keychron's latest low-profile QMK keyboards. The choice is difficult because both share core features like hot-swappable Keychron Milk POM switches, QMK/VIA support, and similar build quality. The decision ultimately hinges on whether you prioritize the K1 V6's larger 80% TKL layout with extra connectivity, or the K3 V3's more space-efficient 75% design.

84
Keychron K1 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 6
83
Keychron K3 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

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5.0 (2)
0.0 (0)
  • Available in a 80% layout
  • Built with the ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic, ANSI layout standard
  • Connects via USB-C
  • Utilizes Hall effect sensors
  • Supports Bluetooth, Wired, Wireless, 2.4 GHz connectivity
  • Equipped with a 2000 mAh battery
  • Weighs about 596 g
  • Sized at 25 x 346 x 119 mm
  • Features ABS keycaps
  • Offers Yes, Rgb, North-face, Rgb North-face, White RGB lighting
  • Available in a 75% layout
  • Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic layout standard
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 1550 mAh battery
  • Weighs about 540 g
  • Sized at 19 x 306 x 116 mm
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 85.6
  • Build Quality: 78.4
  • Productivity: 80.1
  • Customizability: 89.5
  • Portability: 73.5
Scores
  • Performance: 81.8
  • Build Quality: 81.7
  • Productivity: 70.2
  • Customizability: 89.8
  • Portability: 74.9
Name
Keychron K1 V6
Name
Keychron K3 V3
Release year
2024
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic, 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
Bluetooth, Wired, Wireless, 2.4 GHz
Connection
Bluetooth, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
2000 mAh
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
Top Mount
Mount Style
Top Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, North-face, White
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
ABS, Aluminum
Case Material
ABS, Aluminum
Keycaps Material
ABS
Keycaps Material
PBT, ABS
Dimensions
25 x 346 x 119 mm
Dimensions
19 x 306 x 116 mm
Weight
596g
Weight
540g
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Pros and Trade-offs

Your primary need dictates the choice. If a stable 2.4 GHz connection for gaming, Hall Effect technology, or a full TKL layout is important, the Keychron K1 V6 is the better option. If saving every millimeter of desk space and minimizing weight for portability is the top priority, the Keychron K3 V3 is the superior compact keyboard. Both are excellent for customization thanks to QMK and hot-swap sockets.

Keychron K1 V6

  • +Includes 2.4 GHz wireless connectivity alongside Bluetooth 5.2.
  • +Features Hall Effect switches for potential longevity and consistency.
  • +Larger 2000mAh battery capacity.
  • +80% TKL layout retains the function row and navigation cluster.
  • +Enhanced with IXPE and latex acoustic foam, according to the product listing.
  • −Larger and heavier (346mm wide, 596g) than the K3 V3.
  • −Uses ABS keycaps, which may develop shine over time.
  • −The vendor description notes it is only compatible with specific low-profile mechanical switches.

Keychron K3 V3

  • +More compact 75% layout (306mm wide) saves desk space.
  • +Lighter weight at 540 grams.
  • +Keycap material listing includes PBT as an option alongside ABS.
  • +Mount style includes PCB mount in addition to top mount.
  • +Enhanced with IXPE, latex, and EPDM acoustic foam, according to the product listing.
  • −Lacks the 2.4 GHz wireless dongle and Hall Effect switches found on the K1 V6.
  • −Smaller 1550mAh battery.
  • −Compact layout combines the function row, requiring a layer key for F-keys.

Which Keyboard Is Better for Your Needs?

The K1 V6 takes the lead for gaming and office use due to its additional 2.4 GHz wireless, Hall Effect switches, and larger TKL layout. The K3 V3 is the clear choice for travel thanks to its smaller 75% footprint and reduced weight. For programming and modding, the keyboards are evenly matched, offering identical firmware and hardware customization. Content creators may lean toward the K1 V6 for its dedicated media controls.

GamingKeychron K1 V6
  • •The K1 V6 includes a 2.4 GHz wireless dongle for a potentially more stable connection.
  • •It features Hall Effect switches, which are noted for their durability and consistent actuation.
  • •Both have a 1000 Hz polling rate in wired mode, but the K1 V6 offers an additional wireless mode.
OfficeKeychron K1 V6
  • •The K1 V6's 80% TKL layout retains the function row and navigation cluster, which are useful for spreadsheet shortcuts.
  • •It has a larger 2000mAh battery compared to the K3 V3's 1550mAh, potentially offering longer use between charges.
  • •Both offer multi-device Bluetooth connectivity and Mac/Windows compatibility.
ProgrammingTie
  • •Both keyboards are fully programmable with QMK and VIA firmware for creating custom layers and macros.
  • •Both support a wide range of ISO and ANSI layouts for international developers.
  • •The choice depends on personal preference for the K1's dedicated arrow keys or the K3's more compact footprint.
TravelKeychron K3 V3
  • •The K3 V3 is more compact (306mm wide) and lighter (540g) than the K1 V6 (346mm wide, 596g).
  • •Its 75% layout saves significant desk space in cramped environments like coffee shops.
  • •Both have similar battery life and wireless features, making the smaller size the key advantage.
ModdingTie
  • •Both keyboards are hot-swappable for easy switch changes without soldering.
  • •Both support the same Keychron Milk POM and Gateron low-profile mechanical switches.
  • •Both feature enhanced acoustic foams (IXPE, latex, EPDM) and redesigned stabilizers from the factory.
Content CreationKeychron K1 V6
  • •The K1 V6's 80% layout provides dedicated media keys and a function row for quick access to editing shortcuts.
  • •The larger form factor may provide a more stable typing platform during long sessions.
  • •Both have RGB backlighting with shine-through keycaps for working in low-light conditions.

Frequently Asked Questions (FAQ)

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