Forties to Six Packs Converter
Convert volume measurements from forties (40 oz bottles) to six packs (6 x 12 oz) quickly and accurately. Enter any forties value and get the equivalent in six packs.
Common Forties to Six Packs Conversions
| Forties | Six Packs (6 x 12 oz) |
|---|---|
| 1 forty | 0.555556 six packs |
| 1.8 forties | 1 six pack |
| 2 forties | 1.111111 six packs |
| 3 forties | 1.666667 six packs |
| 5 forties | 2.777778 six packs |
| 6 forties | 3.333333 six packs |
| 9 forties | 5 six packs |
| 10 forties | 5.555556 six packs |
| 18 forties | 10 six packs |
How to Convert Forties to Six Packs
Converting forties to six packs is useful for comparing different beer packaging formats. A forty contains 40 fluid ounces of beer, while a six pack contains six 12-ounce bottles or cans (72 fluid ounces total).
The Conversion Formula
The formula to convert forties to six packs is based on their fluid ounce totals:
This formula works because one forty equals 40 fluid ounces, and one six pack equals 72 fluid ounces (6 x 12 oz). The conversion factor is approximately 0.555556.
Example 1: Converting 6 Forties to Six Packs
six packs = 6 x (40 / 72)
six packs = 6 x 0.555556
Result: 3.333333 six packs
Example 2: Converting 9 Forties to Six Packs
six packs = 9 x (40 / 72)
six packs = 9 x 0.555556
Result: 5 six packs
What Is a Forty?
A forty (also written as "40" or "40 oz") is a glass or plastic bottle containing 40 fluid ounces of beer, approximately 1.18 liters. This bottle size became popular in the United States, particularly for malt liquor brands. A forty provides about 3.33 standard beers worth of liquid in a single container.
What Is a Six Pack?
A six pack is the most common retail packaging for beer in the United States, containing six 12-ounce bottles or cans for a total of 72 fluid ounces. Six packs are convenient for individual purchase and moderate consumption. They represent a standard way to buy beer for personal use or small gatherings.
Why Convert Forties to Six Packs?
This conversion is useful for:
- Price Comparison: Comparing value between different packaging formats
- Shopping Decisions: Choosing between forties and six packs
- Party Planning: Calculating equivalent quantities for events
- Consumption Understanding: Comparing single large bottles to multiple small ones
Quick Reference
Key conversion facts:
- 1 forty = 0.556 six packs (about 5/9)
- 1 six pack = 1.8 forties
- 9 forties = 5 six packs exactly
- A six pack has 80% more volume than a forty
Practical Comparison
When deciding between forties and six packs, consider:
- A forty is better for individual consumption in one sitting
- A six pack offers portion control and sharing options
- Six packs keep better once opened (separate sealed containers)
- Forties often offer better value per ounce for budget brands