---
title: "1.5 L to cup = 6.340129 cup"
description: "1.5 liters is 6.340129 US cups. The arithmetic, a table of nearby values, and a converter for any other number."
url: https://atoneplace.net/convert/1-5-liters-to-cups/
site: "At One Place"
---

# 1.5 L to cup

**1.5 liters in US cups: 1.5 L = 6.340129 cup**

cup = L × 4.226752838

1.5 liters is 6.340129 US cups. To get there, multiply by 4.226752838.

## Values either side

*Liters near 1.5, converted to US cups.*

| Liters | US cups |
| --- | --- |
| 0.5 L | 2.113376 |
| 1 L | 4.226753 |
| 1.5 L ← | 6.340129 |
| 2 L | 8.453506 |
| 2.5 L | 10.56688 |
| 3 L | 12.68026 |
| 4 L | 16.90701 |

## How the conversion works

The relationship is cup = L × 4.226752838. Both units measure volume, so the conversion is a fixed factor that never changes. The figure is exact rather than approximate: since the international yard and pound agreement of 1959, an inch is defined as exactly 25.4 millimetres and a pound as exactly 0.45359237 kilograms, and every other imperial and US customary unit here is derived from those two.

> US cup: US legal cup is 240 mL; the customary cup used here is 236.588 mL.

## Common questions

### What is 1.5 L in US cups?

1.5 L is 6.340129 cup.

### How do you convert liters to US cups?

Multiply by 4.226752838.

## Related pages

- [Liters to US cups](https://atoneplace.net/convert/liters-to-cups/)
- [1.5 cup to L](https://atoneplace.net/convert/1-5-cups-to-liters/)
- [0.5 L to cup](https://atoneplace.net/convert/0-5-liters-to-cups/)
- [1 L to cup](https://atoneplace.net/convert/1-liters-to-cups/)
- [2 L to cup](https://atoneplace.net/convert/2-liters-to-cups/)
- [2.5 L to cup](https://atoneplace.net/convert/2-5-liters-to-cups/)
- [3 L to cup](https://atoneplace.net/convert/3-liters-to-cups/)
- [4 L to cup](https://atoneplace.net/convert/4-liters-to-cups/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)