Compare · Updated 2 Nov 2026
Logitech K780 Multi-Device Wireless Keyboard vs Logitech MX Keys S Wireless Keyboard
Get the MX Keys S. Better keys, a backlight, rechargeable. The K780 is cheaper and has a cradle that holds your phone and tablet upright, which is its one trick.
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Which one is for you?
Logitech K780
Typing on a phone or tablet at your desk, less money? Then it's the K780.
Is the Logitech K780 Multi-Device Wireless Keyboard worth it?Logitech MX Keys S
Dim light and the nicest keys: that's the MX Keys S.
Is the Logitech MX Keys S Wireless Keyboard worth it?Key differences
Logitech K780Logitech MX Keys S
Device stand
Built in✓
No
Backlight
No
Yes, auto✓
Power
Two AAA
Rechargeable✓
Typing feel
Good
Excellent✓
Price
Less✓
More
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How we reached this verdict
We compared independent expert reviews with the manufacturer's specifications, then checked it's sold at a major retailer where you live. We don't test products ourselves.
Sources: RTINGS, RTINGS, Engadget, Trusted Reviews, manufacturer specifications.
Updated 2 Nov 2026How we decide