How long is 5 inches?
Five inches equals 12.7 centimeters.
5 inch at actual size
Accurate after calibration. Approximate before calibration.
5-inch ruler from 0 to 5 inches.
Screen Calibration
Place a credit card against your screen and adjust until the on-screen card matches.
Conversions
How long is 5 inches compared to an object?
Standard Cocktail Napkin
About 5 inchesA square cocktail napkin is 5 inches, larger than the 4 inch dinner napkin. Bar napkins are usually 5 by 5 inches.
Random Orbital Sander Pad
About 5 inchesA 5 inch orbital sander pad is a common random orbit size, between 3 and 6 inch. The pad diameter, not the sander body, sets the footprint.
Quilting Charm Square
About 5 inchesA quilting charm square is 5 by 5 inches, the standard pre-cut unit. Nine squares make a 45 inch layer, which is one common quilt size.
Traditional Robusto Cigar
About 5 inchesA Robusto is 4 to 6 inches long, and 5 is a common length. Vitola is the name for the length category, and Robustos sit in the middle of the range.
Standard Pocket Comb
About 5 inchesA pocket comb is about 5 inches long, short enough to sit in a jacket pocket. Longer travel combs run 7 to 8 inches.
Standard Residential Rain Gutters
About 5 inchesA 5 inch gutter is a standard residential K-style size, between 4 and 6 inch. The 5 inch is common on two storey houses.
Utility Kitchen Knife Blade
About 5 inchesA 5 inch utility knife is the small one in a kitchen set, between a 3.5 inch paring knife and an 8 inch chef's knife. It handles peeling and trimming.
Classic Portable GPS Screen
About 5 inchesAn early portable GPS had a 3.5 to 4 inch screen, and 5 inch units followed. Larger screens made the units harder to mount on a windscreen.
Standard Recessed Lighting Housing
About 5 inchesA recessed light housing is sized to the trim, and 5 inch is the most common. 4 and 6 inch housings exist for older ceilings and larger cans.
Standard Mini Tart Pan
About 5 inchesA mini tart pan is 4 inches, holding about 4 oz. Full-size tart tins are 8 to 9 inches, so the mini is a little over half the width.
Frequently asked questions about 5 inches
How long is 5 inches compared to a hand?
From the tip of the index finger to the base of the palm runs about 4.5 to 5 inches on most adults, so 5 inches is roughly one finger-to-palm length.
Is a soda can 5 inches tall?
Very close: a standard 12-ounce can stands 4.83 inches tall. Set one on the ruler and it stops just short of the 5-inch mark.
How many centimeters is 5 inches?
12.7 centimeters, or 127 millimeters — about the width of a large man's dress shirt collar, if you want a tailor's-eye view.
How can I measure 5 inches without a ruler?
A dollar bill is 6.14 inches wide: fold one inch of it back under and the remaining edge is close to 5 inches.
Page last updated 2026-10-02
Last updated: November 2026