Keyboards

Logitech MX Keys S vs Keychron K3

Two low-profile keyboards compared. The MX Keys S is membrane, the K3 is mechanical low-profile.

By Marcus Chen Updated June 2026 Tested over 60 days
Quick Winner
Keychron K3

The Keychron K3 offers mechanical switches and hot-swappability for $61 less. Great value for mechanical keyboard fans.

Score

Logitech MX Keys S
4.6/5
★★★★★
Keychron K3
4.2/5
★★★★☆

Comparison Table

Spec Logitech MX Keys S Keychron K3
Price $140 $79
Switch Type Membrane Mechanical (low-profile)
Hot-Swappable No Yes
Battery 15 days 5-7 days
Noise Level Quiet Moderate

Pros

Logitech MX Keys S

Pros

  • Smart backlight
  • Excellent battery life
  • Quiet typing
  • Multi-device switching
Keychron K3

Pros

  • Mechanical low-profile switches
  • Hot-swappable
  • $61 cheaper
  • RGB backlight

Cons

Logitech MX Keys S

Cons

  • $61 more expensive
  • No mechanical switches
Keychron K3

Cons

  • Shorter battery life
  • Louder typing
  • Less premium feel

Who Wins?

FAQ

Which keyboard is better for a quiet office?

The Logitech MX Keys S is quieter and better suited for shared office spaces. The K3 mechanical switches produce audible clicks.