Length Converter – Meters, Feet, Inches, km, Miles & More
Convert meters to feet, km to miles, inches to cm & 50+ length units instantly. Used by builders, travelers & fitness enthusiasts. Free, no sign-up, precise to 15 decimals.
Updated for 2026
By the GlobalCalqulate team, founded by Pavan Kusunuri · About our editorial standards
Frequently Asked Questions
Clear answers to common questions to help you use this calculator confidently.
What is a length converter?
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What is a length converter?
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A length converter instantly transforms distance measurements between units: meters, feet, inches, centimeters, kilometers, miles, millimeters. Used globally for construction, real estate, fitness tracking, travel, fashion sizing, engineering, and height comparisons across metric & imperial systems.
How do you convert meters to feet?
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How do you convert meters to feet?
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Multiply meters by 3.28084. Example: 2 meters × 3.28084 = 6.56 feet. Reverse: divide feet by 3.28084 to get meters. Most common conversion for international property, room dimensions, construction specifications.
How do you convert feet to meters?
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How do you convert feet to meters?
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Multiply feet by 0.3048. Example: 10 feet × 0.3048 = 3.048 meters. Reverse: divide meters by 0.3048 to get feet. Used when comparing USA/UK measurements against metric standard.
How do you convert centimeters to inches?
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How do you convert centimeters to inches?
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Divide centimeters by 2.54. Example: 170 cm ÷ 2.54 = 66.93 inches. Reverse: inches × 2.54 = centimeters. Critical for height conversion, tailoring, clothing sizes, screen dimensions, monitor/TV diagonals.
How do you convert inches to centimeters?
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How do you convert inches to centimeters?
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Multiply inches by 2.54. Example: 12 inches × 2.54 = 30.48 cm. Reverse: centimeters ÷ 2.54 = inches. Used for product dimensions, international online shopping, furniture measurements.
How do you convert kilometers to miles?
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How do you convert kilometers to miles?
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Multiply kilometers by 0.621371. Example: 10 km × 0.621371 = 6.21 miles. Reverse: divide miles by 0.621371 to get km. Common in running, travel planning, distance apps, vehicle odometers.
How do you convert miles to kilometers?
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How do you convert miles to kilometers?
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Multiply miles by 1.60934. Example: 5 miles × 1.60934 = 8.05 km. Reverse: divide km by 1.60934 to get miles. Used for international travel, marathons (26.2 miles = 42.195 km), flight distances.
How do you convert feet and inches to centimeters?
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How do you convert feet and inches to centimeters?
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Convert to total inches first (feet × 12 + inches), then multiply by 2.54. Example: 5 ft 10 in = 70 inches → 70 × 2.54 = 177.8 cm. Most searched conversion globally for height comparison across regions.
What's the difference between metric and imperial units?
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What's the difference between metric and imperial units?
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Metric uses meters, centimeters, kilometers (base 10 system). Imperial uses feet, inches, miles (irregular ratios: 12 inches = 1 foot, 5,280 feet = 1 mile). Metric is used worldwide except USA/UK. Conversions required when comparing measurements internationally.
How many centimeters are in 1 meter?
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How many centimeters are in 1 meter?
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1 meter = 100 centimeters. 1 cm = 0.01 meters. Simple metric conversion (base 10). Example: 5 meters = 500 cm. Fundamental for height, construction, engineering, medical measurements.
How many feet are in 1 mile?
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How many feet are in 1 mile?
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1 mile = 5,280 feet. 1 foot = 0.000189394 miles. Imperial units have irregular relationships (unlike metric base 10). Example: 2 miles = 10,560 feet. Used in running, sports, road distances (USA/UK).
What countries use metric vs imperial length units?
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What countries use metric vs imperial length units?
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Metric (meters, km): Europe, Asia, Australia, Canada, most of world. Imperial (feet, miles): USA, Liberia, Myanmar primarily. UK uses mixed (road signs in miles, but medical in cm). India uses both historically. Global converter essential for international commerce & communication.
How accurate is this length converter?
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How accurate is this length converter?
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Yes. Uses ISO 80000-3 standard conversion factors: exactly 1 meter = 3.28084 feet, 1 inch = 2.54 cm (defined), 1 mile = 1.60934 km. Precise for education, fitness tracking, real estate, construction estimates. For legal surveys/blueprints, use certified measurement services.
What is 5 feet 10 inches in centimeters?
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What is 5 feet 10 inches in centimeters?
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5 ft 10 in = 70 inches. 70 × 2.54 = 177.8 cm. This specific query is massively searched for height comparison. Variations: 5'7" = 170 cm, 6' = 182.88 cm, 5'6" = 167.64 cm.
How many millimeters are in 1 inch?
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How many millimeters are in 1 inch?
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1 inch = 25.4 millimeters (exactly). 1 mm = 0.03937 inches. Used in manufacturing, hardware, precise engineering, screen thickness, drill bit sizes. Critical for technical specifications.
What is the relationship between nautical miles and kilometers?
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What is the relationship between nautical miles and kilometers?
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1 nautical mile = 1.852 kilometers. 1 km = 0.53996 nautical miles. Used in aviation, maritime navigation, ship speeds (knots). Different from statute miles (1 mile = 1.60934 km).
How many nanometers in a micrometer?
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How many nanometers in a micrometer?
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1 micrometer = 1,000 nanometers. 1 nanometer = 0.001 micrometers. Used in microscopy, nanotechnology, semiconductor manufacturing, viral sizes (SARS-CoV-2 ≈ 100 nm). Extreme precision units.
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