Keychron K3 Max vs Q3 ProLow-Profile vs Full Metal
Choose the K3 Max for its ultra-slim portable design and 2.4 GHz connectivity, or the Q3 Pro for its premium full-metal build and gasket-mounted typing feel.
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4.1 (16)4.1 · 16 reviews
from$89at MK
4.8 (24)4.8 · 24 reviews
from$149at Keychron
Which one should you get?
Get the
Keychron K3 Max
Low-Profile
Build quality in the top 5% of 75% boards under $100.
- Ultra-slim and lightweight at 580g for easy portability.
- 2.4 GHz wireless with 1000 Hz polling rate for competitive gaming latency.
- Low-profile Gateron and Keychron switches are 31% slimmer than standard MX switches.
- Low-profile switches and keycaps only. Standard MX keycaps will not fit.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- Missing ISO-FR, ISO-ES. The other board is sold in those layouts.
- No numpad.
Get the
Keychron Q3 Pro
Full Metal
Build quality in the top 5% of 80% boards under $150.
- Full CNC machined 6063 aluminum body with double-gasket design for premium build and acoustics.
- Wide hot-swap compatibility with almost all 3-pin and 5-pin MX switches on the market.
- Large 4000 mAh battery offers up to 300 hours of use with backlight off.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
- No numpad.
If portability and low-latency wireless are your top priorities, the Keychron K3 Max is the clear choice with its 2.4 GHz support and ultra-slim build. For those who prioritize typing comfort, acoustic refinement, and a durable metal workhorse that sits on a desk, the Keychron Q3 Pro delivers a substantially better experience with its gasket mount and extensive modding potential.
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 Max
Keychron Q3 Pro
Layout size
75%
80%
Connection
Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired
Wireless for several devices and wired for lower latency
Battery
1,550 mAh
4,000 mAh
A larger battery means fewer cables during the day
Low profile
Yes
No
Case material
ABS, Aluminum, Plastic, Wood
Aluminum
- Keychron K3 Max
- Keychron Q3 Pro
- Performance
- 8182
- Build quality
- 8689
- Productivity
- 9497
- Customizability
- 9198
- Portability
- 7776
- Hot-swappable
- Max polling rate: 1,000 Hz
- Switch options: Clicky, Linear, Tactile
- QMK
- VIA
- Sound dampening
What will you mostly use it for?
The K3 Max wins for gaming and travel due to its light weight, slim profile, and 2.4 GHz connectivity. The Q3 Pro takes the lead for office, modding, and content creation thanks to its premium metal chassis, double-gasket mount, and added knob and macro keys. For programming, the two tie because both offer QMK/VIA flexibility and hot-swap capabilities suited to custom workflows.
Pick the Keychron K3 Max
- Supports 2.4 GHz wireless with a 1000 Hz polling rate for lower latency than Bluetooth.
- Ultra-slim low-profile design at 580g is easier to pack for LAN events or travel.
- ARM architecture MCU with 256KB Flash provides solid wired and 2.4 GHz performance.
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
Keychron K3 Max
16 owner reviews
“Noce keyboard, i appreciate the level of customization QMK provides. One thing was little disappointing - the tactile feeling comparing to K3. Other than that its very good kb!”
“I sold my k3 pro and got this. The one I got drops connection intermittently or doesn't type or respond right away. It sounds nice, but stiff reds are not as pleasant to type on as previous keyboards reds. I really thought I ordered hotswap RGB max but seems…”
Keychron Q3 Pro
24 owner reviews
“I ordered this keyboard for myself and it sounds and feels amazing. I love the clacky feel over the clicky keyboard I had before!”
Keychron K3 Max vs Q3 Pro specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
13 of 28 specs differ
Keychron K3 Max
Keychron Q3 Pro
Switch options
Hot-swappable
Mount style
Low profile
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Knob
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 Max
Input Gear
ISO-DE
Out of stockShips to you
Keychron
ISO-DE, ISO-UK, ISO-Nordic, ISO-SW
Out of stockShips to you
Keychron (DE)
ISO-DE, ISO-UK, ISO-SW
In stockDoes not ship to you
Keychron Q3 Pro
Keychron
ISO-DE, ISO-UK, ISO-Nordic, ISO-FR, ISO-ES, ISO-SW
In stockShips to you
Keychron (DE)
ISO-DE, ISO-UK, ISO-Nordic, ISO-FR, ISO-ES, ISO-SW
In stockDoes not ship to you
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.
Lowest price across stores, Amazon excluded.
Keychron K3 Max vs Q3 Pro: your questions
The K3 Max is generally better for gaming because it supports 2.4 GHz wireless with a 1000 Hz polling rate, which reduces latency compared to Bluetooth. The Q3 Pro only offers Bluetooth and wired connections, making the K3 Max a stronger choice for competitive play.
Yes, both keyboards support QMK firmware and VIA for full key remapping, macros, and shortcuts. They also work with the Keychron Launcher web app, which allows customization without downloading software.
The Q3 Pro is hot-swappable and compatible with almost all 3-pin and 5-pin MX style mechanical switches, including Cherry, Gateron, Kailh, and Panda. The four macro keys on the Special Edition are not hot-swappable.
No, the K3 Max is designed for low-profile Gateron and Keychron mechanical switches only, and it uses low-profile LSA keycaps. Standard MX switches and keycaps are not compatible due to the slim design.
The Q3 Pro has a significantly longer battery life with a 4000 mAh battery, offering up to 300 hours with backlight off. The K3 Max has a 1550 mAh battery, which requires more frequent charging.
No, the Q3 Pro only supports Bluetooth and wired USB-C connections. It does not have a 2.4 GHz wireless option like the K3 Max.
The Keychron K3 Max is far easier to travel with due to its ultra-slim profile and light weight of 580g. The Q3 Pro weighs 2300g and is much bulkier, making it better suited for a dedicated desk setup.
The K3 Max offers per-key RGB customization via its Launcher web app, along with a Mix RGB zone feature. The Q3 Pro has south-facing RGB with 22 backlight settings that can be tuned through the Launcher.
The Q3 Pro features a full CNC machined 6063 aluminum body with a double-gasket design, making it much heavier and more acoustically refined. The K3 Max uses an ABS and aluminum frame, focusing on slimness and portability over mass.
Yes, the K3 Max supports Bluetooth 5.1 and can connect to up to three devices, allowing seamless multitasking between a computer, phone, and tablet. It also supports 2.4 GHz and wired connections.
The Q3 Pro Special Edition includes a programmable aluminum knob and four macro keys on the left side. The standard Q3 Pro does not include macro keys, but a knob version is available.
Yes, both keyboards are fully compatible with macOS and Windows. They come with keycaps for both systems and include system toggle switches to switch layouts easily.
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