• open navigation menu
  • Logo
    • Input keywords/ Part number
    • Manufacturers
    • Hot Products
    • RFQ
    • Blog
    • Tools
    • About Us
    • Quality Control
    Logo

    Sale support

    • info@glofell.com

    Company

    • Blog
    • About Us
    • Quality Control
    • Contact Us

    Resource

    • Categories
    • Manufacturers
    • Tools

    Quick link

    • Privacy Policy
    • Terms & Conditions
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy

    © 2026 Copyright. All Rights Reserved. Made by Glofell

    Payment
    Payment
    Payment
    Payment
    1. Home/
    2. Tools/
    3. Length Conversion

    Length Conversion

    Glofell's Length Conversion tool lets you convert between a wide range of length units—from millimeters to kilometers, inches to nautical miles. Choose the original unit, pick the target unit, and see the result instantly.

    Length Conversion

    Input Type
    To
    Output Type

    Conversion

    1 cm = 0.393701 in

    Introduction

    How do you convert metric lengths?

    What is Length?

    Definition

    Length is defined as the measurement of the size of an object or the distance between two specific points. When describing an object's dimensions, "length" typically refers to its longest side.

    Units of Measurement

    • SI Unit: The standard international unit for length is the meter (m).
    • CGS System: In the Centimeter-Gram-Second system, the base unit is the centimeter (cm).

    Practical Application

    We convert units based on the scale of what is being measured:

    • Use or for short distances (e.g., the length of a pencil or a PCB trace).
    Small Objects:
    millimeters (mm)
    centimeters (cm)
  • Large Distances: Use meters (m) or kilometers (km) for longer spans (e.g., the distance between two buildings).
  • Length conversion table

    Check out this length conversion table to see what the conversion factors are between nine common length units:

    millimeter (mm)centimeter (cm)meter (m)kilometer (km)inch (in)foot / feet (ft)yard (yd)mile (mi)nautical mile (nmi)
    1 millimeter (mm)10.10.0010.0000010.039370.0032810.00109360.00000062140.00000054
    1 centimeter (cm)1010.010.000010.39370.032810.0109360.0000062140.0000054
    1 meter (m)100010010.00139.373.2811.09360.00062140.00054
    1 kilometer (km)1000000100000100013937032811093.60.62140.54
    1 inch (in)25.42.540.02540.000025410.083330.027780.0000157830.000013715
    1 foot / feet (ft)304.830.480.30480.00030481210.333330.00018940.00016458
    1 yard (yd)914.491.440.91440.000914436310.00056820.0004937
    1 mile (mi)16093441609341609.31.6093633605280176010.869
    1 nautical mile (nmi)185200018520018521.8527291360762025.41.15081
    FAQ

    How do you convert measurements?

    To convert measurements, first identify the conversion factor between the original unit and the target unit. Write that factor as a fraction with the desired unit on top and the original unit on the bottom, then multiply the original value by this fraction.

    What length is 1m?

    One meter (1 m) is approximately equal to 1.0936 yards or 39.37 inches. In other words, it's about the length of a single long step.

    What is length and width?

    Length is the measurement of an object from one end to the other along its longest side, while width is the measurement from side to side. These are two key dimensions used to describe an object's size.

    Is a meter smaller than a foot?

    No, a meter is larger than a foot. One foot equals 0.3048 meters, so there are approximately 3.28 feet in one meter.

    Is length a height?

    Length and height are both linear measurements, but they describe different spatial directions. Length is the horizontal measurement of an object, while height is the vertical measurement.

    What are the examples of length?

    Length can describe physical dimensions or duration. For example, a table might be 48 inches in length, or a movie could be two hours in length. It simply measures how long something is.

    What does 1 cm look like?

    One centimeter is equal to 0.3937 inches, so about 2.54 centimeters make one inch. To picture it, a centimeter is roughly the width of a standard pencil.

    What things are 25 cm?

    25 centimeters is equal to about 9.84 inches. That's roughly the height of a bowling pin or a bit less than the length of a standard sheet of paper.

    How many times is 1 mm longer than 1cm?

    A millimeter is not longer than a centimeter; actually, a centimeter is ten times longer than a millimeter. So 1 cm = 10 mm.

    How many cm go into an inch?

    One inch is exactly equal to 2.54 centimeters, so 2.54 cm fit into 1 inch.

    Related Tools
    Resistor Color Code Calculator

    Resistor Color Code Calculator

    106

    Glofell’s Resistor Color Code Calculator decodes 4-band, 5-band, and 6-band resistors. Select each band to identify resistance, tolerance, and power rating for circuit work, repairs, or lab sorting.

    Ohms Law Calculator

    Ohms Law Calculator

    94

    Glofell’s Ohm’s Law Calculator helps engineers and students quickly solve for voltage, current, resistance, and power. Provide any two known values to calculate the remaining parameters, making it a practical reference for circuit design, troubleshooting, and electronics learning.

    Op-Amp Voltage and Gain Calculator

    Op-Amp Voltage and Gain Calculator

    86

    Calculate output voltage together with inverting and non-inverting gain for operational-amplifier circuits. Enter V1, V2, Vp, Vn, and resistor values R1 through R4 to obtain accurate results for circuit design, troubleshooting, and op-amp learning.

    Inverting Op-Amp Resistor Calculator

    Inverting Op-Amp Resistor Calculator

    87

    Analyze an inverting operational-amplifier circuit by entering the desired gain, output voltage (Vout), R1 resistance, and input voltages V1, V2, Vp, and Vn. The calculator automatically determines the required R2, R3, and R4 resistor values, helping you design and verify inverting op-amp configurations.

    Hot Products
    02-N101-1
    02-N101-1
    Unknown
    HOT
    A03402
    A03402
    AOS
    HOT
    A4911KJPTR-T-1
    A4911KJPTR-T-1
    Allegro
    HOT
    ACS711ELCTR-12AB-T
    ACS711ELCTR-12AB-T
    Allegro
    HOT
    A333
    A333
    Allwinner
    HOT
    T113-S3
    T113-S3
    Allwinner
    NEW
    10M04SCU324C8G
    10M04SCU324C8G
    Altera
    NEW
    AD8656ARZ-REEL7
    AD8656ARZ-REEL7
    Analog Devices
    HOT
    ADA4932-1YCPZ-R7
    ADA4932-1YCPZ-R7
    Analog Devices
    HOT
    ADG453BRZ-REEL7
    ADG453BRZ-REEL7
    Analog Devices
    BEST SELL
    ACPL-P343-500E
    ACPL-P343-500E
    Broadcom
    HOT
    AEDR-8710-100
    AEDR-8710-100
    Broadcom