Conversions

Ounces to cl & ml Converter

Convert fluid ounces (fl oz) to centilitres (cl) and millilitres (ml) for Italian bar, cocktail, and beverage work. Covers US and UK fl oz.

Updated: May 2026

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ValueFromTo

1.5 oz44.36 ml

44.36 ml4.44 cl1.5 oz8.87 tsp

Quick bartender table

1 oz29.57 ml2.96 cl

1.5 oz44.36 ml4.44 cl

2 oz59.15 ml5.91 cl

1 dash0.6 mlBitters

1 splash5 mlAbout 1 tsp

1 cup US240 ml8.12 oz

1 tbsp15 ml0.51 oz

1 tsp5 ml0.17 oz

Common cocktail jiggers

USA: 1 oz / 1.5 ozItaly: 3 cl / 4.5 clJapan: 30 ml / 45 ml

Dash, splash and drop measures are practical approximations: they change with the bottle, cap and pouring technique.

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Conversion Formulas

// US fluid ounce
ml  = fl_oz_US × 29.5735
cl  = fl_oz_US × 2.9574

// UK (imperial) fluid ounce
ml  = fl_oz_UK × 28.4131
cl  = fl_oz_UK × 2.8413

// Reverse: ml → fl oz (US)
fl_oz_US = ml ÷ 29.5735

Common Bar Measures

0.5 oz (US) = 1.48 cl = 14.8 ml — dash/float
1 oz (US) = 2.96 cl ≈ 3 cl = 29.6 ml — small measure
1.35 oz (US) = 4 cl = 40 ml — Italian standard shot
1.5 oz (US) = 4.44 cl = 44.4 ml — US standard shot
2 oz (US) = 5.91 cl ≈ 6 cl = 59.1 ml — double
4 oz (US) = 11.83 cl = 118.3 ml — small cocktail portion

Risposte rapide

Direct answers

How many ml is 1 fl oz?: 1 US fluid ounce equals 29.57 ml (≈ 3 cl). 1 UK (imperial) fluid ounce equals 28.41 ml. In Italian bars, measures are typically quoted in centilitres: a standard shot is 4 cl (40 ml).
Why do Italian bars use cl instead of oz?: Italy uses the metric system, so bartenders and baristas measure spirits and liqueurs in centilitres. A 4 cl shot is the Italian legal standard for a single measure of spirits. Cocktail recipes from the US use fl oz, so conversion is frequently needed.
What is the difference between US and UK fluid ounces?: 1 US fl oz = 29.57 ml; 1 UK (imperial) fl oz = 28.41 ml. The difference is about 4%, which matters for precise cocktail recipes. Most American recipes and bar tools use US fl oz.
How do I convert a recipe from oz to cl quickly?: Multiply US fl oz by 2.957 to get cl (or roughly multiply by 3). For example, 2 oz ≈ 6 cl. To go the other way, divide cl by 2.957 to get fl oz.

Quick answers

Frequently Asked Questions

How many ml is 1 fl oz?

1 US fluid ounce equals 29.57 ml (≈ 3 cl). 1 UK (imperial) fluid ounce equals 28.41 ml. In Italian bars, measures are typically quoted in centilitres: a standard shot is 4 cl (40 ml).

Why do Italian bars use cl instead of oz?

Italy uses the metric system, so bartenders and baristas measure spirits and liqueurs in centilitres. A 4 cl shot is the Italian legal standard for a single measure of spirits. Cocktail recipes from the US use fl oz, so conversion is frequently needed.

What is the difference between US and UK fluid ounces?

1 US fl oz = 29.57 ml; 1 UK (imperial) fl oz = 28.41 ml. The difference is about 4%, which matters for precise cocktail recipes. Most American recipes and bar tools use US fl oz.

How do I convert a recipe from oz to cl quickly?

Multiply US fl oz by 2.957 to get cl (or roughly multiply by 3). For example, 2 oz ≈ 6 cl. To go the other way, divide cl by 2.957 to get fl oz.

Italian version: /conversione once cl ml