Which one should you get?
Get the
Keychron K10 Ultra
Battery
Build quality in the top 10% of 100% boards under $150.
- South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Get the
Royal Kludge S98 ES
Knob
Build quality in the top 45% of 96% boards under $150.
- No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
- Compact full-size layout. The numpad is present, the gaps of a full-size board are not.
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 K10 Ultra
Royal Kludge S98 ES
Layout size
100%
96%
Battery
4,000 mAh
3,750 mAh
A larger battery means fewer cables during the day
Mount style
Plate Mount
Top Mount
Knob
No
Yes
Display
None
LCD
A case display rather than a typing feature
- Keychron K10 Ultra
- Royal Kludge S98 ES
- Performance
- 9078
- Build quality
- 8370
- Productivity
- 9491
- Customizability
- 9179
- Portability
- 5656
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Sound dampening
Keychron K10 Ultra vs Royal Kludge S98 ES specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
15 of 27 specs differ
Keychron K10 Ultra
Royal Kludge S98 ES
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 passthrough
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
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 K10 Ultra
Keychron (DE)
ISO
In stockDoes not ship to you
Royal Kludge S98 ES
No ISO layout at the stores we track.
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.
- Check on Amazon
Amazon
Check price
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.













