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1 L ≈ 0.001 m³.
Formula and calculation
m³ = L × 0.001
Substituting 1 L gives approximately 0.001 m³. Definitions use the constants above; arithmetic uses browser floating point and displays at most 12 significant digits. The rounded table is not an instrument calibration or certified measurement.
Which units does this page use?
liters: one cubic decimetre, a volume unit.
cubic meters: volume of a cube one metre on every side.
When this direction is useful
Start here when your source record uses L for liquid container capacities, but the receiving specification is expressed in m³ for tank capacity and room-volume calculations. Enter the original quantity rather than reusing a previously rounded result. If your source uses m³, use the reverse converter instead.
Conversion table
| liters (L) | cubic meters (m³) |
|---|---|
| 0 | 0 |
| 1 | 0.001 |
| 5 | 0.005 |
| 10 | 0.01 |
| 100 | 0.1 |
Limits and interpretation
These are non-negative physical quantities; negative inputs are rejected. Converting a unit changes neither the measured object nor the original precision. Use a decimal dot; grouping commas are not accepted. No external rates, live data or account are involved.
Frequently asked questions
Can I convert the other way?
Yes. Convert cubic meters to liters with the inverse equation. Rounding a result before converting it back can introduce a small difference.
Are these the same as every similarly named unit?
No. Check the two definitions above. International length, avoirdupois mass, US customary liquid measures and temperature readings are explicitly distinguished; an ambiguous label on a source document must be resolved first.
Where do the conversion definitions come from?
They use SI and defined customary conversion relationships. See the NIST Guide for the Use of SI. Output formatting is this tool's display policy, not extra measurement accuracy.