HHKB Classic Type S vs PromoType Key Boy Advance 50 KBA50
Get the PromoType Key Boy Advance 50 KBA50 for hot-swappable.
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from$234at MK
90-day lowLowest price in 90 days
![[Pre Order] PromoType Key Boy Advance 50 KBA50 Keyboard Kit](https://cdn.shopify.com/s/files/1/1674/0405/files/Front_cover.png?v=1782797951&width=3840&quality=75)
Which one should you get?
Get the
HHKB Classic Type S
Build quality in the bottom 10% of 60% boards under $300.
- Switches are soldered. Swapping them means soldering.
- Compact layout only. No function row, dedicated arrow keys, or numpad.
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.
HHKB Classic Type S
PromoType Key Boy Advance 50 KBA50
Layout size
60%
50%
Connection
Wired
Bluetooth, 2.4 GHz, Wired
Wireless for several devices and wired for lower latency
Hot-swappable
No
Yes
Switch changes without soldering
Ergonomics
Standard
Split Spacebar
Case material
PBT
Aluminum, Polycarbonate
- HHKB Classic Type S
- PromoType Key Boy Advance 50 KBA50
- Performance
- 5552
- Build quality
- 4469
- Productivity
- 5759
- Customizability
- 4668
- Portability
- 7286
HHKB Classic Type S vs PromoType Key Boy Advance 50 KBA50 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
11 of 22 specs differ
HHKB Classic Type S
PromoType Key Boy Advance 50 KBA50
Switch options
Hot-swappable
Mount style
Layout size
Layout standard
Ergonomics
Display
Media keys
Connection
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
VIAL
N-key rollover
Mac & Windows
Released
Compare prices
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Not sold on either?
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![[In Stock] GuangQi40 40% Mechanical Keyboard](https://cdn.shopify.com/s/files/1/0549/0262/0278/files/3_f9db0f02-e41b-4619-910e-31d54b65865c.png?v=1735804775&width=3840&quality=75)
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