Fl·esports CMK99 vs Keychron J3 SE
Get the Fl·esports CMK99 for screw-in stabilizers. Get the Keychron J3 SE for qmk and via.
KeebFinder may earn a commission when you buy through these links, at no extra cost to you.
No reviews
from$199at Mechkeys
5.0 (1)5.0 · 1 reviews
from$129at Keychron
Which one should you get?
Get the
Fl·esports CMK99
Screw-in stabilizers
Build quality in the bottom 15% of 96% boards under $200.
Get the
Keychron J3 SE
QMK
Build quality in the bottom 50% of 96% boards under $150.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
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.
Fl·esports CMK99
Keychron J3 SE
Case material
Metal, Plastic
ABS
QMK
No
Yes
The deep option when you want to remap every key
VIA
No
Yes
GUI remapping without compiling firmware
Screw-in stabilizers
Yes
No
Easier to tune than the plate-mount stabs you get prebuilt
Backlight
RGB
RGB, north-facing
RGB for looks and low light rather than speed
- Fl·esports CMK99
- Keychron J3 SE
- Performance
- 4980
- Build quality
- 4868
- Productivity
- 8789
- Customizability
- 6986
- Portability
- 5357
- Layout size: 96%
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Sound dampening
- Keycaps: PBT
Fl·esports CMK99 vs Keychron J3 SE specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
8 of 22 specs differ
Fl·esports CMK99
Keychron J3 SE
Switch options
Hot-swappable
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Display
Connection
Max polling rate
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Backlight
QMK
VIA
N-key rollover
Mac & Windows
Released
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.
Not sold on either?
Still torn?
Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.