Mass concentration.
Kilograms per Liter to Kilograms per Gallon Converter — kg/L to kg/gal
Convert Kilogram per Liter (kg/L) to Kilogram per Gallon (kg/gal) using the exact conversion factor (1 kilogram per liter = 3.785411784 kilogram per gallon). See the formula, worked examples, conversion table, unit comparison, and common uses.
Kilograms per Liter to Kilograms per Gallon converter
Converter
Chemistry Converter
Convert concentration, molarity, amount, and laboratory scientific units by compatible family.
Context values
Some unit families need one extra value for a physically accurate result.
Mass concentration.
Result = input x 1000 / 264.1720524.
Mass Concentration units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Kilograms per Liter to Kilograms per Gallon
Kilogram per Liter and Kilogram per Gallon both measure mass concentration — how much of a substance is dissolved or dispersed in a given volume — a core calculation for preparing lab solutions, checking water quality against a regulatory limit, or formulating a pharmaceutical dose. Kilogram per Liter is most often used for fuel and petroleum density specifications (diesel is roughly 0.85 kg/l, gasoline roughly 0.74 kg/l).
Formula
kilograms per gallon = kilograms per liter × 3.785411784
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per liter equals 1000 base units, and 1 kilogram per gallon equals 264.172052358 base units, so dividing one by the other gives the direct kilogram per liter-to-kilogram per gallon factor of 3.785411784.
Simple example
1 kg/L × 3.785411784 = 3.785411784 kg/gal
1 kilogram per liter = 3.785411784 kilograms per gallon.
Real-world example
100 kg/L × 3.785411784 = 378.5411784 kg/gal
100 kilograms per liter = 378.5411784 kilograms per gallon.
Conversion table
| Kilogram per Liter (kg/L) | Kilogram per Gallon (kg/gal) |
|---|---|
| 0.001 kg/L | 0.0037854118 kg/gal |
| 0.01 kg/L | 0.0378541178 kg/gal |
| 0.1 kg/L | 0.3785411784 kg/gal |
| 1 kg/L | 3.785411784 kg/gal |
| 10 kg/L | 37.85411784 kg/gal |
| 100 kg/L | 378.5411784 kg/gal |
Reverse conversion: Kilogram per Gallon to Kilogram per Liter
3.785411784 kg/gal × 0.2641720524 = 1 kg/L
3.785411784 kilograms per gallon = 1 kilograms per liter.
kilograms per liter = kilograms per gallon × 0.264172052358
For a page dedicated to this direction, see Kilogram per Gallon to Kilogram per Liter.
Kilogram per Liter vs. Kilogram per Gallon
| Aspect | Kilogram per Liter | Kilogram per Gallon |
|---|---|---|
| Family | metric derived density unit | mixed metric/US customary density unit |
| Typical use | Fuel and petroleum density specifications (diesel is roughly 0.85 kg/L, gasoline roughly 0.74 kg/L) | Can be used to express liquid density such as fuel or industrial liquids in kilograms per gallon — in practice, kilograms per liter (metric) and pounds per gallon (US customary) are the specific pairings more commonly seen in fuel and liquid-density references |
Understanding the Kilogram per Liter
Kilogram per Liter (kg/L) measures density. Numerically identical to grams per milliliter and to specific gravity for water-based substances, since water has a density of very nearly 1 kg/L. It is classified as a metric derived density unit.
Where it's used: Widely used internationally for fuel, oil, and food-industry density specifications
Uses of the Kilogram per Liter today
- Fuel and petroleum density specifications (diesel is roughly 0.85 kg/L, gasoline roughly 0.74 kg/L)
- Food and beverage industry quality control
- Quick density comparisons against water, since water is almost exactly 1 kg/L
Understanding the Kilogram per Gallon
Kilogram per Gallon (kg/gal) measures density. A mathematically valid way to express liquid density in kilograms per US gallon. It is classified as a mixed metric/US customary density unit.
Uses of the Kilogram per Gallon today
- Can be used to express liquid density such as fuel or industrial liquids in kilograms per gallon — in practice, kilograms per liter (metric) and pounds per gallon (US customary) are the specific pairings more commonly seen in fuel and liquid-density references
Kilogram per Liter — sources
- BIPM SI Brochure — Litre and kilogram as accepted SI and SI-derived units.
Kilogram per Gallon — sources
- Fuel and petroleum liquid-density references — Liquid density figures for fuels are typically reported in kg/L, kg/m³, or lb/gal rather than kg/gal.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many kilograms per gallon are in 1 kilogram per liter?
1 kilogram per liter equals 3.785411784 kilograms per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per liter to kilogram per gallon?
Multiply the kilogram per liter value by 3.785411784. The converter above does this instantly to whatever precision you set.
How do I convert kilogram per gallon back to kilogram per liter?
Use the reverse factor: 1 kilogram per gallon equals 0.2641720524 kilograms per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per liter?
Kilogram per Liter (kg/L) measures density. Numerically identical to grams per milliliter and to specific gravity for water-based substances, since water has a density of very nearly 1 kg/L. It is classified as a metric derived density unit.
What is a kilogram per gallon?
Kilogram per Gallon (kg/gal) measures density. A mathematically valid way to express liquid density in kilograms per US gallon. It is classified as a mixed metric/US customary density unit.
Is the kilogram per liter to kilogram per gallon conversion exact?
Yes. Both kilogram per liter and kilogram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 3.785411784 used above is exact to as many digits as you choose to display.
Where is the kilogram per liter still used today?
Widely used internationally for fuel, oil, and food-industry density specifications
What's the difference between mass concentration and molarity?
Mass concentration expresses how much mass of a substance is present per unit volume (for example, grams per liter). Molarity expresses the amount in moles per liter instead, which accounts for the substance's molecular weight. This category converts mass-concentration units.