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Online Ruler

Length converter

Feet to meters.

Convert a foot-based length into meters for metric forms, room plans, or dimensional comparisons.

6 ft = 1.8288 m
Nearest inch fraction≈ 72 in
Fraction rounding difference-0 mm
Metric length1,828.8 mm
Feet and inches6 ft 0 in

The marker shows the fractional part of one inch. This diagram illustrates tick positions; it is not a physical-size ruler.

Reverse conversion ↔Measure on screen ↗

Conversion formula

meters = feet × 0.3048

Enter the source length above. The result updates immediately. These calculations use exact length definitions: 1 m = 100 cm = 1000 mm, 1 in = 25.4 mm, and 1 ft = 12 in. Only the displayed answer and fractional ruler mark are rounded. The feet-and-inches output splits a length into whole feet and remaining inches; decimal feet do not encode an inch count.

Worked example

6 ft equals exactly 1.8288 m. Reporting that as 1.83 m is a useful approximation, but it adds 1.2 mm. An eight-foot stock length is 2.4384 m, not 2.4 m. Preserve the unrounded calculation when preparing a detailed design.

Conversion table: ft → m

Select a source value to load it into the calculator. Decimal results are displayed to at most six places; inch fractions in this table are rounded to 1/16 inch.

Feet → Meters
Feet (ft)Meters (m)Nearest inch fraction
0.1524≈ 6 in
0.3048≈ 12 in
0.9144≈ 36 in
1.524≈ 60 in
1.8288≈ 72 in
1.905≈ 75 in
2.4384≈ 96 in
3.048≈ 120 in
3.6576≈ 144 in
6.096≈ 240 in

When to use this conversion

Use this for heights, room dimensions, material lengths, and imperial specifications that must be entered into metric software. If a source includes inches, first express the entire reading in decimal feet: 6 ft 3 in becomes 6.25 ft.

This calculator uses the international foot, defined as exactly 0.3048 m. Do not use it to reinterpret historical land-survey coordinates without checking their original unit system. Converting a length does not address projection or surveying conventions.

Exact conversion versus a ruler reading

The unit relationship is exact, but a measured object may have uncertainty. At 1/16 inch, the maximum rounding difference is half a tick: 1/32 inch, or 0.79375 mm. The calculator shows the actual rounding difference for your value. Use a finer division only if the source measurement and physical instrument support that precision.

Next steps

Numerical conversion needs no display calibration. Comparing a physical object against your screen does. Use the ruler for small objects, a verified paper ruler away from your display, or an appropriate calibrated instrument for safety-critical measurements.

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Reference: NIST unit conversion factors. Calculations use the international foot, not historical survey-foot units. Fractions are explicitly approximate. NIST ↗