⚡ Quick Reference
1 tsp = 5 ml  |  1 tbsp = 15 ml  |  1 cup = 8 fl oz = 237 ml  |  1 qt = 32 fl oz  |  1 gal = 128 fl oz = 3.785 L

Liquid Measurement Conversion Chart (Quick Reference)

This compact liquid measurement conversion chart gives you the essential relationships at a glance. Bookmark it for kitchen use, recipe scaling, or any situation where you need to switch between US and metric volume units quickly:

Unit Teaspoons Tablespoons Fluid Oz Cups Milliliters
1 teaspoon11/484.93 mL
1 tablespoon31½1/1614.79 mL
1 fl oz62129.57 mL
¼ cup1242¼59.15 mL
⅓ cup165⅓2⅔78.86 mL
½ cup2484½118.3 mL
1 cup481681236.6 mL
1 pint9632162473.2 mL
1 quart19264324946.4 mL
½ gallon3841286481,893 mL
1 gallon768256128163,785 mL

Full Liquid Conversion Chart (US Standard)

This expanded US liquid measurement conversion chart shows how all standard volume units relate to each other — from a single tablespoon up to 5 gallons. Use this for recipe scaling, container comparisons, and volume conversions:

US Volume Fluid Oz (fl oz) Cups Pints (pt) Quarts (qt) Gallons (gal)
1 tablespoon0.5 fl oz1/16 c1/32 pt1/64 qt1/256 gal
1 fl oz11/161/321/128
1 cup81½¼1/16
1 pint1621½
1 quart32421¼
½ gallon64842½
1 gallon12816841
1.5 gallons192241261.5
2 gallons256321682
3 gallons3844824123
4 gallons5126432164
5 gallons6408040205

For instant gallon-to-ounce calculations beyond this chart, use our free gallon to oz converter. To reverse the calculation, the oz to gallon tool handles any value instantly.

Metric Liquid Conversion Chart (Liters & Milliliters)

This metric liquid conversion chart bridges the gap between the US customary volume units above and the metric system used globally. These values are essential when following European recipes, reading international product labels, or working in scientific contexts:

Metric Volume Milliliters (mL) Liters (L) US Fluid Oz US Cups US Quarts (approx.)
1 mL10.0010.034 fl oz0.004 c0.001 qt
5 mL (1 tsp)50.0050.169 fl oz0.021 c
15 mL (1 tbsp)150.0150.507 fl oz0.063 c
30 mL (~1 fl oz)300.0301.014 fl oz0.127 c0.032 qt
100 mL1000.13.38 fl oz0.423 c0.106 qt
250 mL (metric cup)2500.258.45 fl oz1.057 c0.264 qt
500 mL (½ L)5000.516.91 fl oz2.113 c0.528 qt
750 mL7500.7525.36 fl oz3.17 c0.793 qt
1 L1,000133.81 fl oz4.227 c1.057 qt
1.5 L1,5001.550.72 fl oz6.34 c1.585 qt
2 L2,000267.63 fl oz8.454 c2.113 qt
3.785 L (1 gal)3,7853.785128 fl oz16 c4 qt
US vs metric liquid measurement chart — cups, fluid ounces, quarts, gallons, and liters compared
Key US-to-metric anchor values: 1 cup = 236.6 mL, 1 quart = 946 mL, 1 gallon = 3.785 L.

Cups, Ounces, Quarts, and Gallons Through Conversion

The US liquid volume system is built on consistent doubling relationships. Understanding these relationships — rather than memorising individual numbers — is the fastest path to confident volume conversion:

1 gallon (128 fl oz)
  = 4 quarts (32 fl oz each)
  = 8 pints (16 fl oz each)
  = 16 cups (8 fl oz each)
  = 256 tablespoons (½ fl oz each)
  = 768 teaspoons (⅙ fl oz each)

The beauty of this hierarchy is that every step is a factor of 2: gallon → half-gallon → quart → pint → cup. This makes halving and doubling any recipe straightforward without needing a separate chart lookup each time.

For a deeper reference on gallons and ounces, see: How Many Water Bottles Make a Gallon?

How to Use a Liquid Measurement Conversion Chart

A liquid measurement conversion chart is most useful when you can read it quickly under practical conditions — in a kitchen, following a recipe, or comparing product sizes at a store. Here is how to get the most out of any volume conversion chart:

Step 1 — Identify Your Starting Unit

Locate the unit you have on the chart. For example, if your recipe calls for "2 cups" and you only have a measuring jug marked in millilitres, find "cups" in the chart first.

Step 2 — Read Across to Your Target Unit

From "1 cup = 236.6 mL," you know 2 cups = 473 mL. Read left-to-right or top-to-bottom depending on the chart orientation, then multiply or divide by your quantity.

Step 3 — Scale by Your Quantity

Charts always show "per 1 unit" values. For larger quantities, multiply. For fractions, divide. Example: recipe needs ¾ cup = ¾ × 236.6 = 177.4 mL.

Step 4 — Cross-Reference for Verification

When precision matters (especially in baking), cross-check by converting back: 177 mL ÷ 29.57 = 5.98 fl oz ≈ 6 fl oz ≈ ¾ cup. Confirmation prevents costly measurement errors in larger batches.

Common Kitchen Conversions You Should Know

These kitchen conversion figures come up so frequently in everyday cooking that memorising them — rather than looking them up each time — meaningfully speeds up recipe work:

Kitchen liquid conversion reference — teaspoons to tablespoons to cups to fluid ounces
The most important kitchen liquid conversions: 3 teaspoons = 1 tablespoon, 16 tablespoons = 1 cup.
Conversion Result Metric (mL)
3 teaspoons= 1 tablespoon14.79 mL
2 tablespoons= 1 fl oz29.57 mL
4 tablespoons= ¼ cup59.15 mL
8 tablespoons= ½ cup118.3 mL
16 tablespoons= 1 cup236.6 mL
2 cups= 1 pint473.2 mL
2 pints= 1 quart946.4 mL
4 cups= 1 quart946.4 mL
4 quarts= 1 gallon3,785 mL
8 cups= ½ gallon1,893 mL
16 cups= 1 gallon3,785 mL
1 liter≈ 4.23 cups1,000 mL
1 liter≈ 33.81 fl oz1,000 mL

US vs Metric Liquid Measurement Differences

The US customary volume system and the metric system (SI) use entirely different foundational units and structures. Understanding why they differ — not just by how much — helps you navigate the conversion chart with confidence.

The US Customary System

US liquid measurements use a base-2 structure built around the gallon: every step up or down is a factor of 2. Gallon → quart (÷4) → pint (÷2) → cup (÷2) → fluid ounce (÷8). The system is intuitive for proportional cooking but awkward for precise scientific measurement because the numbers are not powers of 10.

The Metric System (SI)

The metric system is base-10 throughout. 1 liter = 10 deciliters = 100 centiliters = 1,000 milliliters. Every conversion is a power of 10, which makes arithmetic extremely simple — move the decimal point. A recipe requiring 750 mL is clearly ¾ of a liter; the same quantity in US units (25.36 fl oz or 3.17 cups) requires a table lookup.

Key Comparison Points

  • Cup: US cup = 236.6 mL | Metric/UK cup = 250 mL (about 6% larger)
  • Gallon: US gallon = 3.785 L | UK imperial gallon = 4.546 L (about 20% larger)
  • Fluid ounce: US fl oz = 29.574 mL | UK imperial fl oz = 28.413 mL (about 4% different)
  • Pint: US pint = 473 mL (16 fl oz) | UK pint = 568 mL (20 imperial fl oz)

For context on how these differences play out in specific liquid types, see: Oz to Ml Conversion Chart.

The definitive reference for US measurement standards is the National Institute of Standards and Technology (NIST).

Printable Liquid Measurement Chart

A printed liquid measurement conversion chart kept inside a kitchen cupboard door or near the stove is one of the most practical cooking aids. To create one from this page:

  1. Use your browser's Print function (Ctrl+P or Cmd+P)
  2. Select Print to PDF to save a digital copy
  3. In the print dialog, enable Background graphics to preserve the table formatting
  4. Choose Landscape orientation for wider tables to fit cleanly on a single page
  5. Print at 100% scale for best readability

Laminating the printed chart makes it kitchen-safe and keeps it readable near sinks and cooking surfaces for years.

Tip: The most useful chart to print is the quick reference table at the top of this page — it covers teaspoons through gallons in one compact layout. The larger tables further down are more suited to digital bookmarking.

Frequently Asked Questions

How do you read a liquid measurement conversion chart?
Find your starting unit in the left column, then read across to your target unit. All values are shown per 1 unit — multiply by your quantity to scale. For example: 1 cup = 8 fl oz, so 2.5 cups = 20 fl oz.
How many ounces are in a cup?
1 US cup = 8 US fluid ounces. This makes a cup one-eighth of a gallon, or half a pint: 16 cups = 1 gallon, 2 cups = 1 pint.
How many ml in an ounce?
1 US fluid ounce = 29.5735 mL. For quick kitchen use, round to 30 mL — the error is less than 1.5% and makes mental maths much faster.
How many quarts in a gallon?
There are exactly 4 US quarts in 1 US gallon. Since 1 quart = 32 fl oz: 4 × 32 = 128 fl oz = 1 gallon.
Why do US and metric liquid measurements differ?
US measurements evolved from historical British imperial units and use a base-2 structure (gallons → quarts → pints → cups). Metric was designed as a base-10 decimal system for universal scientific use. The two systems were built on different principles, so conversions between them are never round numbers.
How many tablespoons are in a cup?
There are 16 tablespoons in 1 US cup (each tablespoon = ½ fl oz = 14.79 mL). A quarter cup = 4 tablespoons; half a cup = 8 tablespoons.
Is a UK cup the same as a US cup?
No. A US cup = 236.6 mL; a UK/metric cup = 250 mL. The difference is about 6% — small for casual cooking but worth noting in precise baking recipes from British sources.