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Length Converter — Convert distance and height across meters, kilometers, centimeters, miles, yards, feet, and inches with precision factors.
12 Inches = 30.48 Centimeters
12 in = 30.48 cmUnit
Generated on May 24, 2026
A length converter bridges the metric world (meters, kilometers, centimeters) with the imperial and US customary world (feet, inches, yards, miles). It's essential for travellers reading foreign road signs, students solving physics problems, construction workers reading mixed-unit drawings, athletes comparing race distances, and anyone buying furniture or electronics that ship with specs in the 'wrong' system. This tool supports seven common units, handles decimals and negative numbers, and is accurate to many significant digits for engineering use.
Formula
Target = Source × (source_to_meters ÷ target_to_meters). 1 mile = 1,609.344 m. 1 inch = 0.0254 m.Length conversion is the one you do most often without thinking — every time you read an American spec sheet, watch a UK property show, or shop for furniture on Amazon from Karachi. You see '55-inch TV' and instinctively want to know whether it fits the space between your two side-tables that you measured in centimeters. You read 'apartment is 1200 square feet' and need to know whether that is bigger or smaller than the 110 square meter flat in F-7. Or your kid's school project says draw a 6-foot human and you need to translate that into the cm marks on your ruler. The metric-to-imperial bridge is the most useful, but cm to inch comes up daily — phone screen sizes, jeans inseams, TV diagonals, monitor sizes are all still quoted in inches even by Pakistani retailers. Honest take: 1 inch = 2.54 cm and 1 foot = 30.48 cm are the only two numbers worth memorising. Everything else can wait for the calculator. And if a property listing gives dimensions in feet but plot size in marla, run both through here — the gap between 'sounds big' and 'actually big' is usually a 10 percent margin nobody catches.
A length converter bridges the metric world (meters, kilometers, centimeters) with the imperial and US customary world (feet, inches, yards, miles). It's essential for travellers reading foreign road signs, students solving physics problems, construction workers reading mixed-unit drawings, athletes comparing race distances, and anyone buying furniture or electronics that ship with specs in the 'wrong' system. This tool supports seven common units, handles decimals and negative numbers, and is accurate to many significant digits for engineering use.
The meter is the SI base unit of length, defined since 1983 as the distance light travels in a vacuum in 1/299,792,458 of a second. Every unit in this converter is stored with its exact or internationally agreed factor to meters. We convert by first normalizing your input to meters, then dividing by the target unit's factor. This two-step 'pivot through SI' approach is how scientific software and pocket calculators alike keep precision high across very different unit scales.
The most commonly-searched length conversions between metric and imperial units, at a glance.
| Meters (m) | Feet (ft) | Inches (in) | Centimeters (cm) | Yards (yd) |
|---|---|---|---|---|
| 0.5 | 1.64 | 19.69 | 50 | 0.55 |
| 1 | 3.28 | 39.37 | 100 | 1.09 |
| 1.5 | 4.92 | 59.06 | 150 | 1.64 |
| 2 | 6.56 | 78.74 | 200 | 2.19 |
| 3 | 9.84 | 118.11 | 300 | 3.28 |
| 5 | 16.40 | 196.85 | 500 | 5.47 |
| 10 | 32.81 | 393.70 | 1,000 | 10.94 |
| 15 | 49.21 | 590.55 | 1,500 | 16.40 |
| 20 | 65.62 | 787.40 | 2,000 | 21.87 |
| 25 | 82.02 | 984.25 | 2,500 | 27.34 |
| 50 | 164.04 | 1,968.50 | 5,000 | 54.68 |
| 100 | 328.08 | 3,937.01 | 10,000 | 109.36 |
| 500 | 1,640.42 | 19,685.04 | 50,000 | 546.81 |
| 1000 | 3,280.84 | 39,370.08 | 100,000 | 1,093.61 |
1 meter (3.28 ft) is about the width of a single-bed mattress or a kitchen countertop.
1.8 meters (5 ft 11 in) is roughly the height of an average adult man.
10 meters (33 ft) is about the length of two parked cars back to bumper — and the depth many recreational scuba divers stop at.
100 meters (328 ft) is the length of an Olympic sprint track — slightly more than an American football field (91.4 m).
1 kilometer (0.62 miles) is a 10-minute walk for most adults — and the world's fastest marathon runners cover this distance in about 2 minutes 50 seconds.
A 10 km race is approximately 6.21 miles — useful context when training with a US-sourced plan written in miles.
A height of 6 ft 0 in equals 183 cm, the conversion most often required on international visa and passport forms.
A 100-yard American football field is 91.44 meters long — slightly shorter than a 100 m track sprint.
A 55-inch television has a diagonal of 139.7 cm, letting you verify it fits the TV stand you already own.
Marathon distance 42.195 km equals 26.219 miles — the reason the race finishes 385 yards past 26 miles.
A 3 mm screw becomes 0.118 inches, helpful when buying hardware from a US-market e-commerce site.
Jump to a ready-made conversion — useful for quick reference and sharing:
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