Guide

Keyboard sizes explained: 60%, 65%, 75%, TKL and full-size

What each keyboard layout actually removes, drawn to scale, and the specific daily tasks that make each one annoying — so you can pick a size by what you do rather than by what looks tidy.

By A. Editor·Published March 4, 2026·Updated July 15, 2026

Keyboard sizes are named after roughly how much of a full-size board they keep. It is an imprecise system — a “60%” has about 59% of the keys — but the names are what everyone uses, so here is what each one actually removes and what that costs you day to day.

Each diagram below is drawn to real ANSI unit widths, so the proportions are accurate. Highlighted keys are what that layout adds over the next size down.

60% — 61 keys

60% — 61 keys, 15u wide. No function row, no arrows, no navigation cluster. Everything above the numbers is a layer.

Everything above the number row is gone, and so are the arrows and the navigation cluster. What remains is the alphanumeric block and modifiers.

You do not lose those keys, exactly — they move to a layer, reached by holding Fn. Arrows are usually Fn plus the I, J, K, L cluster or the right-hand modifiers. Function keys are Fn plus the number row.

What this is actually like: fine for writing, after about a week. The layer becomes automatic for things you do constantly. It stays annoying indefinitely for anything that needs arrow keys and function keys in quick alternation — spreadsheets, video editing, debugging in an IDE — because those tasks want two hands doing different things and the layer needs one of them.

Buy this size if desk space is genuinely tight, or you want the smallest thing you can carry, or you already know you like layer-based layouts.

65% — 68 keys

65% — 68 keys, 16u wide. Dedicated arrow keys and a navigation column, for one extra unit of desk width over a 60%. Highlighted keys are what this layout adds over the next size down.

The 60% plus dedicated arrow keys and a navigation column on the right — typically delete, home, page up and page down.

This is the size that solves the most for the least. One extra unit of width buys back arrows, which are the single most missed keys on a 60%. For most people this is where the compromise stops hurting.

The catch: still no function row. If you press F5 or F11 regularly, you will still be holding Fn.

Buy this size if you want compact without the layer gymnastics, and you can live without F-keys. The Castor 65 is this site’s example of the size done well.

75% — around 82 keys

75% — 82 keys, 16u wide. A real function row on top of the 65% shape — the densest layout that still has F-keys. Highlighted keys are what this layout adds over the next size down.

The 65% with a real function row added on top. Everything a TKL has, packed into roughly 65% width by removing all the gaps between clusters.

This is the densest layout that still has F-keys, and for a lot of people it is the right stopping point.

The catch: the compression is real. The arrow cluster sits hard against the right shift, with no gap to find by feel. Mis-hitting the up arrow instead of right shift is common for the first week and never completely stops. Everything is present but nothing has breathing room.

Buy this size if you want the full key set in minimum width and you can tolerate tight spacing. The Ferrule 75 is the best-scoring board on this site.

96% — around 100 keys

96% — 100 keys, 20u wide. A full numpad with the gaps removed. Roughly TKL width with everything a full-size has. Highlighted keys are what this layout adds over the next size down.

Everything a full-size has, with the gaps removed. Roughly TKL width, with a numpad.

This is a specialist answer to a specific problem: you need numeric entry and you do not have the desk width for a full-size. On that question nothing else comes close.

The catch: two of them. Losing the gaps means you can no longer find clusters by feel — on a full-size you locate the numpad by sliding right until you hit empty space, and here there is none. And on many 96% boards the numpad keys are slightly narrower than standard, which takes a week or two of adjustment. The Meridian 96 is around 1 mm narrower and took about ten days.

Buy this size if you work in spreadsheets and have run out of desk.

TKL — 87 keys

TKL (87-key) — 87 keys, 18.25u wide. Standard layout minus the numpad. Spaced clusters, so muscle memory transfers from a full-size.

“Tenkeyless”: a full-size with the numpad removed, and — crucially — with everything else in exactly its standard position, gaps included.

That last part is the argument for a TKL over a 75%. The navigation island is separated, the arrows have space above them, and the function row is grouped in fours. Muscle memory from a full-size transfers perfectly, because nothing has moved; there is simply less of it.

The catch: wider than a 75% for the same keys. That is the whole trade — you are paying desk width for spacing.

Buy this size if you are coming from a full-size and want everything where you left it. The Quarry TKL is this site’s example.

Full-size — 104 keys

Full-size (104-key) — 104 keys, 22.5u wide. Everything. The widest board here, and the reason your mouse sits further right than it should. Highlighted keys are what this layout adds over the next size down.

Everything. The default office layout, and still what most people picture when they think “keyboard”.

The catch is not the keyboard, it is the mouse. A full-size board pushes your mouse hand roughly 15 to 20 cm further right than a TKL does, which over a working day means measurably more shoulder rotation and reach. This is the single strongest ergonomic argument for a smaller board, and it has nothing to do with the keyboard itself.

Buy this size if you use the numpad constantly and have the desk for it. If you use it occasionally, a TKL plus a separate numeric pad is more flexible — you can put the numpad on the left, or in a drawer.

Choosing, quickly

Numpad every day? Full-size, or 96% if desk width is the constraint.
Function keys every day? 75% or TKL. TKL if you value spacing, 75% if you value width.
Neither, and you want compact? 65%. This is the sweet spot for most people.
You already know you like layers? 60%.

The single most common regret is buying a 60% because it looks tidy, and then discovering how often arrow keys come up. If you are unsure between 60% and 65%, buy the 65%.

Questions

What is the most popular keyboard size?

For enthusiasts, 65% and 75% dominate, because they remove the numpad without removing arrow keys. For general buyers, full-size is still the default — mostly by inertia, since it is what office keyboards have always been.

Do I lose function keys on a 60%?

They move to a layer. Fn plus the number row gives you F1 to F12. Whether that is acceptable depends on how often you press them: rarely for writing, constantly in a video editor or an IDE with function-key debugging bound.

Is a smaller keyboard better for your wrists?

Indirectly, and the mechanism is your mouse rather than the keyboard. Removing the numpad lets the mouse sit closer to your body, which reduces how far you reach and how much your shoulder rotates. That is a real ergonomic effect; the keyboard itself is not doing anything.

What is the difference between 75% and TKL?

The same keys, different spacing. A TKL keeps the gaps between clusters, so muscle memory from a full-size transfers exactly. A 75% removes those gaps to save width, which means the arrow keys sit hard against the right shift and mis-hits are common for the first week.