The 00 refers to how finely it is milled, not how much protein it has. Almost every comparison of these two starts by getting that backwards.
By Scooter M./Published September 1, 2026
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It is an Italian milling grade describing how finely the flour is ground and how much bran and germ have been removed. The scale runs 2, 1, 0, 00, with 00 the finest and most refined.
It says nothing about protein. A 00 flour can be 9 percent protein or 13 percent depending on the wheat and the mill, which is why "00 versus bread flour" is not comparing like with like - one term describes a grind, the other describes a strength.
A grind, not a strength
What the 00 designation actually tells you
Which is why the useful question is not '00 or bread flour' but 'what protein, and at what oven temperature'. Read the protein figure on the bag.
Neapolitan pizza is baked at 800 to 900 F for 60 to 90 seconds. In that window, a very finely milled, highly refined flour behaves in a specific way: it hydrates fast, it stretches very thin, and its low damaged-starch content means it browns slowly enough not to scorch in those 90 seconds while the interior sets.
That is a flour matched to an oven. Take the oven away and the match goes with it.
At 500 to 550 F your bake is six to nine minutes rather than 90 seconds. The property 00 was selected for - browning slowly - is now working against you, because you have plenty of time and you want color.
The common experience is exactly that: a 00 dough in a home oven comes out paler, softer and less flavorful than the same recipe in bread flour, and people conclude they did something wrong. They did not. They used a flour designed for an oven three hundred degrees hotter than theirs.
| 00 flour | Bread flour | |
|---|---|---|
| What the label describes | Fineness of the grind | Protein content, typically 12-14% |
| Texture of the dough | Silky, extensible, very smooth | Slightly coarser, more elastic |
| Stretches thin | Excellent | Good |
| Browning in a 550 F oven | Slow - often too slow | Good |
| Suited to | 800 F plus, 60-90 second bakes | 450-550 F, 6-10 minute bakes |
| Chew | Tender, soft cornicione | Chewier, more structured |
Domestic oven, 500 to 550 F: bread flour. Or all-purpose, honestly - it is closer to the right answer here than 00 is.
Portable or wood-fired oven, 800 F plus: 00, and this is where it earns everything claimed for it.
Grill at 650 to 700 F: either. A blend of half and half is a reasonable compromise and it is what a lot of people settle on.
Pan, Detroit and Sicilian: bread flour. Those styles want structure to support a thick, open crumb.
The genuinely useful figure is on the nutrition panel: grams of protein per 100 g. Around 11 to 12 percent is all-purpose territory, 12 to 14 is bread flour. Some 00 flours are milled specifically for high-temperature pizza and land at 12.5 percent or more; others are soft and land near 9.
Two 00 flours can behave completely differently. The grade on the front of the bag will not tell you which one you have; the protein figure on the back will.
We have not baked on any of these. Every guide in this category says it tested a dozen stones; we would rather say plainly that we did not. What we did instead is on this page in full: published specs with their sources, thermal arithmetic from material constants with the working shown, and the makers' own manuals read rather than paraphrased.
If your pizza is disappointing, flour is a long way down the list. Surface temperature, preheat length and topping moisture all matter more, and all three are covered in what to upgrade next. Change the flour when you have run out of bigger levers, not before.
Baking Steel
A quarter inch is the thickness where a steel stops being a novelty and stays a thing you can still lift. Its advantage over a stone is not preheat speed - it is what happens one second after the base lands.
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Escali
Eleven pounds of capacity at one-gram resolution, which is exactly right for flour and dough balls and exactly wrong for yeast. Know which half of your recipe it is for.
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Every number on this page came from one of these, or from arithmetic on one of these that we showed in full.