Kailh Box Red vs NovelKeys NK Silk Yellow

The Kailh Box Red and the NovelKeys NK Silk Yellow are often cross-shopped. The main differences: travel is 3.6 mm on the Kailh Box Red and 4 mm on the NovelKeys NK Silk Yellow; stock they sound different: clean, subdued versus smooth, muted.

Kailh Box Red Linear · 45g
NovelKeys NK Silk Yellow Linear · 45g

Choose the Kailh Box Red if

  • you want a switch popular for gaming.
  • you want a switch popular for humid climates.

Choose the NovelKeys NK Silk Yellow if

  • you want a switch popular for no-mod builds.
  • you want a switch popular for typing.
  • you want a factory-lubed switch out of the box.

Kailh Box Red vs NovelKeys NK Silk Yellow, spec by spec

Kailh Box RedNovelKeys NK Silk Yellow
Type Linear Linear
Compatibility Standard MX sockets Standard MX sockets
Actuation force 45g 45g
Bottom-out force n/a 63.5g
Pre-travel 1.8 mm 2 mm
Total travel 3.6 mm 4 mm
Stem POM POM
Top housing PC PC
Bottom housing nylon nylon
Spring single-stage n/a
Factory lube none full (stronger spec)
Pins 3-pin 5-pin
Price / switch $0.30 $0.30
Sound profile clean, subdued smooth, muted
Released 2017 2021

Highlighted rows are where the two differ; a check marks the objectively stronger spec (price, battery, modability). Feel and preference rows never get a check. Fields marked n/a are unpublished by the maker; we list only verifiable numbers.

Where they sit among all 227 switches we track

Actuation force lightest heaviest
Kailh Box Red 45g
NovelKeys NK Silk Yellow 45g

22% of the 198 switches tracked here actuate lighter than the Kailh Box Red; 22% of the 198 switches tracked here actuate lighter than the NovelKeys NK Silk Yellow.

Total travel shortest longest
Kailh Box Red 3.6 mm
NovelKeys NK Silk Yellow 4 mm

34% of the 224 switches tracked here have shorter total travel than the Kailh Box Red; 57% of the 224 switches tracked here have shorter total travel than the NovelKeys NK Silk Yellow.

Price per switch cheapest priciest
Kailh Box Red $0.30
NovelKeys NK Silk Yellow $0.30

24% of the 193 switches tracked here cost less per switch than the Kailh Box Red; 24% of the 193 switches tracked here cost less per switch than the NovelKeys NK Silk Yellow.

Where to buy the Kailh Box Red

No verified retailer link right now. Check the maker or your usual switch retailers.

Where to buy the NovelKeys NK Silk Yellow

No verified retailer link right now. Check the maker or your usual switch retailers.

KeebScout is reader-supported: some links may earn a commission at no extra cost to you. It never changes specs or rankings.

Want more options? Browse every linear switch we track, or the full switch database.

Add a third switch to this comparison

Esc