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Guide

Choosing a titanium cutting board size

The right size is the largest board that still fits your sink, your dishwasher rack and your storage slot. That sounds obvious and it is the step almost everyone skips — people measure the counter, then discover the board will not stand up in the dishwasher. Measure the three constraints first.

Written and fact-checked by the KatuChef editorial teamLast updated September 2026 We make and sell the KatuChef board — see how we test

The short answer

  • Your sink and dishwasher rack, not your counter, usually set the maximum size.
  • You need room for the food, the knife and your knuckles at once.
  • On metal, thickness matters because rigidity controls flex and noise.
  • Two boards beat one big board if you want raw and ready-to-eat food separated.
  • Measure before you order — it takes a minute and prevents the only real sizing regret.

Measure these three things first

  1. 1Your sink Measure the internal width and the diagonal. If a board cannot sit in the sink at an angle, rinsing it becomes an argument with your taps every single day.
  2. 2Your dishwasher rack Measure the widest slot in the bottom rack and the clear height above it. You want the board to stand on edge, not lie flat blocking the spray.
  3. 3Your storage slot Wherever the board lives between uses — a cupboard, a vertical rack, a gap beside the fridge. Measure the smallest dimension of that space.
The smallest of those three numbers is your real maximum. Counter space almost never is.

How much cutting area you need

The working test is simple: chop a whole onion and see whether the pieces have somewhere to go while you keep cutting. If you are constantly sweeping food to the edge to make room, or pieces are falling off, the board is too small for how you cook.

Matching board size to how you cook
How you cookWhat you needNotes
Quick weekday meals for one or twoA single board you can wash fastSpeed and easy cleaning matter more than area.
Family cooking most nightsOne generous board, or two used togetherSeparating raw proteins from produce becomes the deciding factor.
Batch cooking and meal prepMaximum area you can wash and storeSurface area saves more time here than anything else.
Small kitchen, small sinkA board that fits the sink comfortablyA board too big to rinse easily is the one that gets used least.

Why thickness matters more on metal

With wood, thickness is mostly about weight and stability. With metal, thickness is what creates rigidity — and rigidity is what stops the board flexing under the knife and drumming against the counter. This is the difference between a thin steel sheet, which is genuinely unpleasant, and a solid board, which is firm and quiet.

  • A rigid board does not flex, so your cutting feels controlled.
  • Rigidity mutes the strike; thin metal amplifies it.
  • Titanium is light for its stiffness, so a rigid board is still easy to lift and rinse.
  • Grip features matter more than on wood, because wet metal is slippery — look for cut-out handles or a raised edge.

The metal comparison is on metal cutting boards explained and titanium vs stainless steel.

One board or two?

A dual-sided board handles the raw/ready-to-eat split with a single purchase: proteins on one face, produce on the other. Two boards remove the need to keep track at all, and let you prep two things at once during a busy dinner. Two is the most common order we see, and the per-board price is lower.

KatuChef pricing, free worldwide shipping included
OrderTotalPer board
1 board$59.00$59.00
2 boards$99.98$49.99
3 boards$137.85$45.95
4 boards$143.60$35.90
KatuChef Titanium Cutting Board

KatuChef Titanium Cutting Board — $59.00

Most people order two: $99.98 for two boards ($49.99 each), free worldwide shipping.

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Sizing mistakes worth avoiding

  • Buying the biggest board available without measuring the dishwasher rack.
  • Buying small to save money, then fighting for space at every meal.
  • Ignoring grip features on a large metal board — a big wet board needs somewhere to hold.
  • Assuming one board can do raw meat and salad if you just wash it in between. It can, but most people do not.
  • Forgetting that a board you cannot rinse quickly is a board you stop using.

Which setup suits you

Right for you if

  • One board: you are replacing the board you reach for most and want to test the feel.
  • Two boards: you want raw proteins permanently separated from produce.
  • Three or four: you are re-equipping a whole kitchen or buying gifts at the lowest per-board price.

Probably skip it if

  • You need a board bigger than your sink and dishwasher can handle.
  • You want a butcher's block for bone-in work — keep a heavy wooden block for that.

People also ask

What size cutting board do I actually need?

Big enough that a chopped onion, the knife and your hand all fit without pushing food off the edge, and small enough to fit your sink and your storage slot. For most home cooks the limiting factor is the sink, not the counter.

Is one board enough, or should I have two?

Two is the most common setup: one dedicated to raw proteins, one for produce, bread and anything eaten uncooked. A dual-sided board gets you most of that with one purchase, and two boards remove the thinking entirely.

Does thickness matter on a metal board?

Yes, more than on wood. Thickness is what makes a metal board rigid, and rigidity is what stops it flexing and drumming. A thin metal sheet is loud and unpleasant; a rigid board is firm and quiet.

What size board fits in a dishwasher?

Check the width of your bottom rack and the height of the slot when the board stands on edge. A board that has to lie flat blocks the spray and does not clean as well, so standing space is what you are looking for.

Do I need a bigger board for meal prep?

If you batch-cook, more surface area saves more time than any other kitchen upgrade in this category. The alternative is two boards used together, which also keeps raw and cooked ingredients separate.

The short version

Measure the sink, the dishwasher and the storage slot, then buy the largest board that clears all three — and buy two if you want raw and ready-to-eat food kept apart. KatuChef boards are $59.00 for one and $99.98 for two, with free worldwide shipping and a 30-day money-back guarantee.

KatuChef Titanium Cutting Board with cut-out handle

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99.89% pure titanium, dual-sided, dishwasher-safe. Single boards from $59.00, or $99.98 for the 2-board bundle ($49.99 each). Free worldwide shipping and a 30-day money-back guarantee.

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