Verdict: The Keychron K8 Pro wins for enthusiasts who want customizable switches and typing feel; the Logitech MX Keys S wins for office professionals who want silent, compact multi-device productivity.
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Winner: Keychron K8 Pro
Keychron K8 Pro: 7.7/10
Logitech MX Keys S: 6.5/10
Spec-by-spec comparison
Keychron K8 Pro
Logitech MX Keys S
Switch Type
Mechanical (hot-swap)
Scissor
Key Travel
4mm total / 2mm actuation
1.8mm total
Layout
TKL (87-key)
Full (104-key US / 100-key compact)
Firmware
QMK/Via
Logi Options+
Multi-Device BT
3 devices
3 devices (Easy-Switch)
Battery
~4000mAh / weeks
~10 days (backlit)
Keychron K8 Pro
What works
Hot-swap PCB — change switches without soldering at any time
QMK/Via firmware — unlimited key remapping and macro programming
Mechanical switches rated 50M+ keystrokes for better durability
What doesn't
Mechanical switches are audible — not suitable for quiet shared offices
Bluetooth setup less seamless than Logitech's Easy-Switch
Larger footprint than MX Keys S if portability matters
Logitech MX Keys S
What works
Near-silent scissor switches — office and meeting appropriate
Easy-Switch for instant toggle between three paired devices
Spherical keycap tops reduce fatigue in all-day typing
What doesn't
Not mechanical — 10M keystroke rating vs mechanical's 50M+
No hot-swap — stuck with scissor switches
No QMK/Via support — limited to Logi Options+ for customization