AULA F75 vs Keychron C3 ProWireless vs High-Polling Rate
Choose the AULA F75 for wireless flexibility or the Keychron C3 Pro for maximum wired performance and firmware customization.
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4.5 (510)4.5 · 510 reviews
from$42at Epomaker
90-day lowLowest price in 90 days
4.8 (4)4.8 · 4 reviews
from$40at MK
Which one should you get?
Get the
AULA F75
Wireless
Build quality in the top 30% of 75% boards under $50.
- Offers three-way connectivity: Bluetooth, 2.4 GHz wireless, and wired USB-C.
- Includes a 4000mAh rechargeable battery for cordless operation.
- Features a five-layer sound-dampening design with Poron foam and a silicone pad.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
- No numpad.
Get the
Keychron C3 Pro
High-Polling Rate
Build quality in the top 10% of 80% boards under $100.
- Features a high 8000 Hz polling rate for ultra-low latency input.
- Supports QMK and VIA firmware for deep, open-source customization.
- Offers three adjustable typing angles (4°, 6°, and 8.7°).
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
- No numpad.
Your primary need dictates the choice. For a clean, wireless setup that moves between devices, the AULA F75 is the practical option. If you demand the absolute lowest latency for gaming or want extensive firmware-based key programming, the wired Keychron C3 Pro is the superior tool. Both represent strong values in their respective approaches.
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.
AULA F75
Keychron C3 Pro
Layout size
75%
80%
Connection
Bluetooth, 2.4 GHz, Wired
Wired
Wireless for several devices and wired for lower latency
Max polling rate
1,000 Hz
8,000 Hz
Higher polling helps competitive FPS and does nothing for typing
Case material
Plastic
ABS, Plastic
Switch options
Linear, Silent
Clicky, Linear, Tactile
- AULA F75
- Keychron C3 Pro
- Performance
- 8190
- Build quality
- 7681
- Productivity
- 9391
- Customizability
- 8288
- Portability
- 8358
- Hot-swappable
- Mount style: Gasket Mount
- Sound dampening
- Keycaps: ABS, PBT
What will you mostly use it for?
The AULA F75 wins for mobile and multi-device scenarios like office work, travel, and content creation due to its wireless connectivity and multimedia knob. The Keychron C3 Pro is the clear choice for competitive gaming and programming where its 8000 Hz polling rate and QMK/VIA programmability are critical. For hardware modding, both are equally capable platforms.
Pick the Keychron C3 Pro
- The Keychron C3 Pro offers an 8000 Hz polling rate for minimal input lag.
- Its listing mentions it is ideal for competitive gaming.
- The AULA F75 has a 1000 Hz polling rate and offers wireless modes which may introduce latency.
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
AULA F75
510 owner reviews
“Works exactly as intended and still works as new. The 2.4 GHz Receiver doesn't communicate correctly and isn't reliable but on BT and Cable it works perfectly”
“I made an order for EPOMAKER x AULA 75 with express shipping on 27/1/24. Emailed the team TWICE. Now its 19/3/24, and i still dont have the item. Very poor service”
Keychron C3 Pro
4 owner reviews
“I was waiting a lot of time Keychron to announce a TKL, only wired and RGB North-facing RGB LED!! Especially with Hot-swappable switches and Cherry profile double-shot PBT keycaps!!”
AULA F75 vs Keychron C3 Pro specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
13 of 27 specs differ
AULA F75
Keychron C3 Pro
Switch options
Hot-swappable
Mount style
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
Compare prices
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AULA F75 vs Keychron C3 Pro: your questions
The AULA F75 is designed for wireless use. It supports Bluetooth and 2.4 GHz wireless connectivity and includes a 4000mAh battery. The Keychron C3 Pro is a wired-only keyboard with no battery.
Yes. Keychron states its Launcher web app is compatible with all operating systems, including Windows, macOS, and Linux. It is accessed through a web browser and does not require a local installation.
The AULA F75 has a 1000 Hz polling rate. The Keychron C3 Pro features an 8000 Hz polling rate, which the manufacturer states minimizes input lag for competitive gaming. The C3 Pro also allows switching to 1000 Hz or 4000 Hz via its software.
Yes, both the AULA F75 and Keychron C3 Pro are hot-swappable. This allows you to change the mechanical switches without soldering, supporting both 3-pin and 5-pin MX-style switches.
The AULA F75 uses a 75% layout, which is more compact than the Keychron C3 Pro's 80% (TKL) layout. The F75's dimensions are 323mm x 143mm, while the C3 Pro measures 365mm x 138mm.
Yes, both keyboards feature RGB backlighting. The AULA F75 offers both north-facing and south-facing RGB depending on the keycap version. The Keychron C3 Pro has north-facing RGB LEDs with shine-through keycaps.
The AULA F75 uses a five-layer design including two layers of Poron foam, an IXPE switch pad, a PET pad, and a bottom silicone pad. The Keychron C3 Pro includes 3.5mm thick EVA acoustic foam, IXPE film EPDM foam, and a silicone pad inside the case.
The hardware supports Mac and Windows layouts, as indicated in its metadata. However, the vendor-provided software for the AULA F75 is listed as only supporting Windows systems for advanced customization.
The Keychron C3 Pro comes with Cherry profile double-shot PBT keycaps. The manufacturer states these are shine-through keycaps designed for oil resistance and to prevent legends from fading.
Only the AULA F75 includes a dedicated multimedia control knob. The Keychron C3 Pro does not list a knob as a feature.
The AULA F75 is listed as having screw-in stabilizers. The Keychron C3 Pro uses plate-mounted stabilizers, according to its specification list.
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