Choosing a switch is the single biggest decision in mechanical keyboards. Two boards with the same case, keycaps and firmware can feel completely different depending on what is under the caps. This guide breaks down the three families — linear, tactile, and clicky — with the actuation forces, travel distances, and use cases that actually matter when you are picking.
The three switch families
Every mechanical switch is one of three types. The difference is in the stem shape, which controls how the switch feels as it travels down.
- Linear — smooth all the way down. No bump, no click. The stem is a simple straight profile.
- Tactile — a noticeable bump partway down tells you the key has actuated, but the switch is silent.
- Clicky — same tactile bump as a tactile switch, plus a click jacket that produces an audible snap on actuation.
Linear switches
Linear switches are the favourite of gamers and fast typists. Because there is no bump to push through, you can press and release with minimal effort. The trade-off is that you have no physical feedback at actuation, so you either learn to feel the distance or you bottom out every key.
The reference linear switch is the Cherry MX Red, with an actuation force of 45 cN and a travel distance of 4 mm (actuation at 2 mm). It is the lightest mainstream switch and the one most people picture when they think 'linear'. If Red feels too light and you accidentally brush keys, Cherry MX Black is the same switch with a 60 cN spring — heavier, more deliberate. Cherry MX Silent Red adds a rubber damper for ~30% quieter operation at the cost of a slightly mushy bottom-out.
Gateron Red is the most popular alternative — slightly smoother than Cherry thanks to a different mould release. Kailh Box Red is another good option, with a dust-proof stem and a slightly crisper return. If you want something modern, the Gateron Oil Kings and the Drop Holy Panda are well-regarded linears, though the Panda is technically a tactile.
Tactile switches
Tactile switches are the all-rounders. The bump gives you a clear signal that the key has registered, which makes them ideal for typing — you naturally release the moment you feel the bump, instead of bottoming out. They are also quiet enough for offices and shared spaces.
Cherry MX Brown is the entry point: 55 cN actuation, 2 mm actuation travel, 4 mm total. The bump is small — some people call it 'scratchy linear' — but it is enough to make a noticeable difference. The newer Cherry MX Brown (re-tooled in 2019) is slightly smoother than older batches.
If you want a bigger bump, the Drop Holy Panda is the modern reference. It has a sharp, pronounced tactile event around 55 cN that you cannot miss. The Boba U4T is another strong choice with a deeper sound. Gateron Brown is the budget option, slightly lighter at ~50 cN with a softer bump than Cherry.
Clicky switches
Clicky switches are tactile switches with an extra mechanism — a click leaf or click jacket — that snaps on actuation and produces a sharp, high-pitched sound. They are loud, which is the entire point. Some people love the audible confirmation; everyone within ten metres hates it.
Cherry MX Blue is the classic: ~55–60 cN actuation, clicky, with a slightly heavier return than Brown. It is the sound most people associate with mechanical keyboards. Kailh Box White takes the clicky concept further with a click bar that produces a sharper, more defined sound and is more consistent across presses. Kailh Box Jade is a heavier clicky (~60 cN) with a thicker stem and a deeper, more satisfying click.
Switch specifications compared
Red (linear, 45 cN, 2mm actuation, 4mm total) — gaming, fast typists. Brown (tactile, 55 cN, 2mm) — typing, general use. Blue (clicky, 55–60 cN, 2.2mm) — typists who want audible feedback. Black (linear, 60 cN, 2mm) — heavier-fingered typists, gaming. Silent Red (linear, 45 cN, 2mm, dampened) — offices. Clear (tactile, 55 cN, stronger bump than Brown) — typists wanting more tactility without the click.
Actuation force: how to choose
Actuation force is measured in centinewtons (cN) or grams-force (gf); 1 cN is approximately 1 gf. Most switches fall between 35 cN (very light) and 80 cN (very heavy).
- 35–45 cN (Red, Silver, Speed Silver) — very light. Great for fast gaming, but expect accidental presses if your typing is heavy.
- 45–55 cN (Brown, Tactile) — the sweet spot for most typists. Light enough to be fast, heavy enough to prevent accidents.
- 55–65 cN (Blue, Black, Holy Panda) — deliberate. Good for heavy-handed typists and people who bottom out hard.
- 65–80 cN (Clear, heavy springs) — niche. Useful if you have a heavy typing style or wrist strain and want the switch to push back.
Travel distance and short-throw switches
Standard Cherry MX travel is 4 mm total, with actuation at 2 mm. Short-throw switches like Cherry MX Silver (Speed Silver) actuate at 1.2 mm and bottom out at 3.4 mm. That 0.8 mm difference sounds trivial, but in practice Silver switches feel noticeably snappier — popular with FPS gamers. The trade-off is more accidental presses, especially when your fingers rest on the home row.
Low-profile switches like the Cherry MX Low Profile and Kailh Choc reduce total travel to about 3 mm. They feel closer to laptop keyboards and pair well with slim cases, but you give up the satisfying deep press of a full-size switch.
How to actually pick
- Decide on feel first: silent and smooth (linear), tactile bump without noise (tactile), or audible click (clicky).
- Pick a weight: if you rest your fingers on keys, choose 55 cN or heavier. If you hover, 45 cN feels fast.
- Buy a switch tester. A 9- or 12-switch sampler costs about $15 and saves you from a $150 mistake.
- If you can, buy a hot-swap board so you can change switches later without soldering.
- Once the board arrives, run it through the tester to confirm every switch registers cleanly. New switches occasionally arrive dead from the factory.
There is no objectively best switch. Linear fans think tactiles are scratchy. Tactile fans think linears are mushy. Clicky fans think everyone else is missing the point. Try a few, trust your fingers, and ignore the forum arguments.
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