oz to ml Conversion - Accurate Fluid Ounces ⇄ Milliliters Calculator

Convert between fluid ounces (oz) and milliliters (ml) with precision using standard volume measurements

Oz to ML Converter Tool
Enter a value to convert between fluid ounces and milliliters with bidirectional conversion (1 oz = 29.5735 ml)
Note: This converter uses standard conversion (1 fluid ounce = 29.5735 milliliters). Perfect for cooking measurements, liquid volume conversions, and recipe calculations.

Do you need to quickly perform an oz to ml conversion or the reverse? Our fluid ounce ⇄ milliliter converter provides instant and accurate results. Whether you are cooking, measuring beverages, or working in a lab, converting between ounces and milliliters ensures precision.

Why Users Love This oz ⇄ ml Converter

  • Accurate formula: Supports both US and UK fluid ounce conversions
  • Instant calculation: Results appear immediately.
  • Two-way function: Works for both oz to ml and ml to oz.
  • Clear output: Shows exact and rounded answers.
  • Easy to use: Works smoothly on desktop and mobile.

How to Use the Converter

  1. Enter the value in ounces or milliliters.
  2. Choose US fl oz or UK fl oz.
  3. Get results instantly.
  4. Save or share the answer.

What is an Ounce (oz)?

An ounce (oz) in liquid measurement is called a fluid ounce (fl oz). It is part of the imperial and US customary systems.

Key Facts About Ounces

  • US fluid ounce = 29.5735 ml.
  • UK fluid ounce = 28.4131 ml.
  • Abbreviation: fl oz.
  • Usage: Beverages, cooking, medicine, and food packaging.

What is a Milliliter (ml)?

milliliter (ml) is a unit of volume in the metric system. It is widely used worldwide for liquid measurement.

Key Facts About Milliliters

  • Exact value: 1 ml = 0.001 liters.
  • Relationship: 1000 ml = 1 liter.
  • Abbreviation: ml.
  • Usage: Cooking, beverages, laboratory experiments, medicine.

oz to ml Conversion Formula

Formula (US):

ml = oz × 29.5735

Formula (UK):

ml = oz × 28.4131

oz to ml Conversion Examples

  • 1 oz (US) to ml
    Step 1: Formula = ml = oz × 29.5735
    Step 2: Substitute = 1 × 29.5735
    Step 3: Result = 29.57 ml
     
  • 8 oz (US) to ml
    Step 1: ml = oz × 29.5735
    Step 2: Substitute = 8 × 29.5735
    Step 3: Result = 236.59 ml
     
  • 16 oz (US) to ml
    Step 1: ml = oz × 29.5735
    Step 2: Substitute = 16 × 29.5735
    Step 3: Result = 473.18 ml

ml to oz Conversion Formula

Formula (US):

oz = ml ÷ 29.5735

Formula (UK):

oz = ml ÷ 28.4131

ml to oz Examples

  • 100 ml to oz (US)
    Step 1: Formula = oz = ml ÷ 29.5735
    Step 2: Substitute = 100 ÷ 29.5735
    Step 3: Result = 3.38 oz
     
  • 250 ml to oz (US)
    Step 1: oz = ml ÷ 29.5735
    Step 2: Substitute = 250 ÷ 29.5735
    Step 3: Result = 8.45 oz
     
  • 500 ml to oz (US)
    Step 1: oz = ml ÷ 29.5735
    Step 2: Substitute = 500 ÷ 29.5735
    Step 3: Result = 16.91 oz

Applications of Ounces and Milliliters Conversion

  • Cooking: Recipes from the US use oz, while international recipes use ml.
  • Beverage Industry: Soft drinks, milk, and juices often show both oz and ml.
  • Medicine: Dosages and syrups may be labeled in ml or oz depending on region.
  • Laboratory Use: Scientific experiments use ml, but some reports may reference oz.
  • Daily Life: Water bottles, nutrition labels, and cleaning products often list both units.

Quick Reference Table for oz ⇄ ml

Ounces (oz)

Milliliters (ml)

Milliliters (ml)

Ounces (oz)

1 oz (US)

29.57 ml

100 ml

3.38 oz

8 oz (US)

236.59 ml

250 ml

8.45 oz

16 oz (US)

473.18 ml

500 ml

16.91 oz

32 oz (US)

946.36 ml

1000 ml

33.81 oz

Use our oz ⇄ ml converter at Digital Calculator for accurate, instant results. Perfect for cooking, beverages, medicine, and science.

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Published: 9/30/2025