Keychron K3 V3 vs K9 Pro75% vs 60% Low-Profile Keyboard Choice
Choose the K3 V3 for dedicated arrow and function keys, or the K9 Pro for maximum desk space savings.
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Which one should you get?
Get the
Keychron K3 V3
75%
Build quality in the top 10% of 75% boards under $100.
- 75% layout retains arrow keys, function row, and navigation cluster.
- Offers multiple ISO layout options (UK, German, Swiss, Nordic).
- Features enhanced acoustic foams (IXPE, EPDM, latex) for sound dampening.
- Low-profile switches and keycaps only. Standard MX keycaps will not fit.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- No numpad.
Get the
Keychron K9 Pro
60% Low-Profile Keyboard Choice
Build quality in the top 15% of 60% boards under $100.
- More portable 60% layout with a smaller footprint and lower weight (410g).
- Comes with double-shot PBT keycaps for better durability.
- Features an aluminum frame construction for rigidity.
- Low-profile switches and keycaps only. Standard MX keycaps will not fit.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
- Compact layout only. No function row, dedicated arrow keys, or numpad.
Your primary layout need should guide this decision. Opt for the Keychron K3 V3 if you value dedicated arrow keys, a function row, or require a specific ISO layout for work. Choose the Keychron K9 Pro if maximizing desk space or portability is your top priority, and you are comfortable using layers to access arrows and function keys. Both are excellent, customizable low-profile boards.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
Keychron K3 V3
Keychron K9 Pro
Layout size
75%
60%
Case material
ABS, Aluminum
ABS, Aluminum, Plastic
Mount style
PCB Mount, Plate Mount, Top Mount
Tray Mount
Weight
540 g
410 g
Heavier boards stay planted and lighter ones travel
Layout standard
ANSI, ISO, ISO-DE, ISO-Nordic, ISO-SW, ISO-UK
ANSI
ISO and JIS exist so regional layouts fit
- Keychron K3 V3
- Keychron K9 Pro
- Performance
- 8275
- Build quality
- 8380
- Productivity
- 8074
- Customizability
- 8989
- Portability
- 7786
- Connection: Bluetooth, Wired
- Hot-swappable
- Battery: 1,550 mAh
- Low profile
- Max polling rate: 1,000 Hz
- Switch options: Clicky, Linear, Tactile
What will you mostly use it for?
The Keychron K3 V3 is the more versatile choice for most stationary use cases, winning in gaming, office, programming, and content creation due to its more functional 75% layout and international ISO support. The Keychron K9 Pro takes the lead only for travel, where its lighter weight and smaller 60% footprint are decisive advantages. For modding, both are equally capable with their hot-swap sockets and QMK/VIA support.
Pick the Keychron K3 V3
- The K3 V3's 1000 Hz wired polling rate is specified for competitive gaming.
- Its 75% layout retains dedicated arrow keys for in-game controls without layers.
- The vendor description highlights its low latency for gaming.
Keychron K3 V3 vs K9 Pro specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
8 of 25 specs differ
Keychron K3 V3
Keychron K9 Pro
Switch options
Hot-swappable
Mount style
Low profile
Layout size
Layout standard
Ergonomics
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
QMK
VIA
N-key rollover
Mac & Windows
Released
ISO layouts by store
Which stores sell ISO-DE, UK, and the other regional layouts.
Keychron K3 V3
Keychron
ISO-DE, ISO-UK, ISO-Nordic, ISO-SW
In stockShips to you
Keychron (DE)
ISO-DE, ISO-UK, ISO-SW
In stockDoes not ship to you
Keychron K9 Pro
No ISO layout at the stores we track.
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
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Lowest price across stores, Amazon excluded.
Keychron K3 V3 vs K9 Pro: your questions
The Keychron K3 V3 is a 75% keyboard with 84 keys, retaining arrow keys and a column of function keys. The Keychron K9 Pro is a 60% keyboard with 61 keys, which omits the function row, arrow keys, and navigation cluster for a much smaller footprint.
Yes, both keyboards offer hot-swappable versions. However, both are currently compatible only with specific low-profile mechanical switches. The K3 V3 works with Keychron Milk POM or Gateron/Keychron low-profile switches, while the K9 Pro is compatible with Gateron low-profile mechanical switches.
Yes, both the K3 V3 and K9 Pro support QMK and VIA firmware. This allows for deep customization, including key remapping and macro creation, through the Keychron Launcher web app without needing installed software.
The Keychron K3 V3 is the clear choice for international users. It is available in multiple ISO layouts, including UK, German, Swiss, and Nordic. The Keychron K9 Pro is listed as ANSI-only.
Yes, both keyboards offer versions with RGB backlighting. The vendor states the RGB versions have over 22 dynamic backlight settings, and both feature north-facing LEDs for shine-through effects.
According to the vendor specifications, both keyboards have a polling rate of 90 Hz in Bluetooth mode. In wired USB-C mode, both operate at a 1000 Hz polling rate.
The Keychron K9 Pro is more portable. It is lighter (410g vs 540g), has a smaller physical dimension, and its 60% layout takes up less space in a bag. A product reviewer specifically noted the K9 Pro's suitability for carrying around.
The Keychron K3 V3 uses shine-through ABS keycaps on the described version. The Keychron K9 Pro comes with low-profile double-shot PBT keycaps, which are generally more resistant to wear and shine.
Yes, both the Keychron K3 V3 and K9 Pro are compatible with macOS and Windows. They include keycaps for both operating systems and allow you to configure different keymaps for each system via the Launcher app.
Both the Keychron K3 V3 and the Keychron K9 Pro are listed with a 1550mAh battery capacity.
Yes. The Keychron K3 V3 vendor description specifies three adjustable angles: 2.5°, 4.2°, and 6.5°. The Keychron K9 Pro also mentions three levels of adjustable typing angle for ergonomic support.
The Keychron K3 V3 described version uses Keychron Milk POM switches (Red, Brown, Banana), which are pre-lubed low-profile switches. The K9 Pro uses Gateron low-profile mechanical switches (Red, Brown). Both are available in linear and tactile variants.
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