Cubic Inch to US Gallon (in³ to gal)
Convert in³ to gal — Volume converter
Also written as in3 to gal.
One cubic inch equals 0.0043290159 gal, so to convert cubic inches to US gallons you multiply the value by 0.0043290159. A cubic inch is smaller than a us gallon — going the other way, 1 gal = 230.999384 in³. For example, 10 in³ = 0.04329016 gal and 50 in³ = 0.21645079 gal.
1 in³ = 0.0043290159 gal
Cubic Inch to US Gallon formula
1 Cubic Inch = 0.0043290159 gal
Worked examples
- 25 in³ = 0.1082254 gal
- 100 in³ = 0.43290159 gal
Cubic Inch to US Gallon conversion table
| Cubic Inch (in³) | US Gallon (gal) |
|---|---|
| 1 | 0.0043290159 |
| 2 | 0.0086580318 |
| 3 | 0.01298705 |
| 5 | 0.02164508 |
| 8 | 0.03463213 |
| 10 | 0.04329016 |
| 12 | 0.05194819 |
| 15 | 0.06493524 |
| 20 | 0.08658032 |
| 25 | 0.1082254 |
| 50 | 0.21645079 |
| 100 | 0.43290159 |
| 250 | 1.082254 |
| 500 | 2.164508 |
| 1000 | 4.329016 |
Frequently asked questions
How many US gallons are in one cubic inch?
One cubic inch equals 0.0043290159 US gallons (gal).
How many cubic inches are in one us gallon?
One us gallon equals 230.999384 cubic inches (in³).
How do you convert cubic inches to US gallons?
1 Cubic Inch = 0.0043290159 gal. Use the calculator above for any value.
What is 5 in³ in gal?
5 in³ = 0.02164508 gal.
What is 100 in³ in gal?
100 in³ = 0.43290159 gal.
What is 10 in³ in gal?
10 in³ = 0.04329016 gal.
What is 20 in³ in gal?
20 in³ = 0.08658032 gal.
Is a cubic inch bigger than a us gallon?
No. A cubic inch is smaller — one cubic inch equals 0.0043290159 US gallons, while one us gallon equals 230.999384 cubic inches.