Convert 18 l to qt

How to convert liters to US quarts

1. Formula: US quarts = liters × 1.056688
2. Put in the value: 18 liters.
3. Result: 19.020388 US quarts.

Liters to US quarts table

Converting the other way: US quarts to liters

liters = US quarts × 0.94635295. So 19.020388 US quarts is back to 18 liters; one US quart is 0.94635295 liters. See the US quarts to liters table.

Quick estimate in your head

For a rough answer, multiply by about 1.1: 18 × 1.1 ≈ 19.8 qt, against the exact 19.020388 qt (4.1% out). Good enough to check that a calculated result is sensible.

Common mistakes

The usual slip is using the factor the wrong way round. A liter is bigger than a US quart, so the number of US quarts must come out larger than the number of liters. If your answer goes the other way, divide instead of multiplying.

About the units

Liter (l) and US quart (qt) are both units of volume. One liter equals 1.056688 US quarts, and one US quart equals 0.94635295 liters. Results on this page are rounded for display; the conversion itself uses the exact definitions.

Volume conversions come up in recipes, fuel economy, drink and bottle sizes, garden and pool water, and engine sizes.

18 liters in other units

The most readable unit for this amount is imperial gallons (3.959446).

• 18,000 ml
• 0.018 m3
• 3,651.91 tsp
• 1,217.3 tbsp
• 608.652409 floz
• 76.081551 cup
• 38.040776 pt
• 19.020388 qt
• 4.755097 gal
• 3.959446 impgal

How this answer was calculated

The result is worked out from the numbers in this page's address when the page is opened, using exact arithmetic wherever possible and rounding only for display. Nothing is copied from a printed table. If you think an answer is wrong, please tell us through the contact page and we will check it.

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