Convert Kilometers Per Second to Feet Per Second

Enter your kilometer per second value in the form below to get the value calculated in feet per second.

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1 km/sec = 3,280.839895 ft/sec

How to Convert Kilometers Per Second to Feet Per Second Using an Easy Conversion Formula

Speedometers are used in vehicles to measure speed

Convert kilometers per second to feet per second with this simple formula:

feet per second = kilometers per second × 3,280.839895

Converting a kilometer per second speed measurement to a foot per second measurement involves multiplying your speed by the conversion ratio to find the result. A kilometer per second is equal to 3,280.839895 feet per second, so to convert simply multiply by 3,280.839895.

For example:
5 km/sec = (5 × 3,280.839895) = 16,404.199475 ft/sec

Kilometers per second and feet per second are both units used to measure speed. Learn more about speed and find more speed measurement conversion calculators. A kilometer per second is a metric measurement and can be abbreviated as km/sec, for example 1 km/sec. A foot per second is an imperial measurement and can be abbreviated as ft/sec, for example 1 ft/sec. Learn more about the metric system, including the common unit prefixes and how to convert between metric units.

kilometers per second and feet per second are units used to measure speed
Convert Feet Per Second to Kilometers Per Second

Kilometer Per Second Measurements and Equivalent Foot Per Second Conversions

Common kilometer per second values converted to the equivalent foot per second value
Kilometers Per Second Feet Per Second
1 km/sec 3,281 ft/sec
2 km/sec 6,562 ft/sec
3 km/sec 9,843 ft/sec
4 km/sec 13,123 ft/sec
5 km/sec 16,404 ft/sec
6 km/sec 19,685 ft/sec
7 km/sec 22,966 ft/sec
8 km/sec 26,247 ft/sec
9 km/sec 29,528 ft/sec
10 km/sec 32,808 ft/sec
11 km/sec 36,089 ft/sec
12 km/sec 39,370 ft/sec
13 km/sec 42,651 ft/sec
14 km/sec 45,932 ft/sec
15 km/sec 49,213 ft/sec
16 km/sec 52,493 ft/sec
17 km/sec 55,774 ft/sec
18 km/sec 59,055 ft/sec
19 km/sec 62,336 ft/sec
20 km/sec 65,617 ft/sec
21 km/sec 68,898 ft/sec
22 km/sec 72,178 ft/sec
23 km/sec 75,459 ft/sec
24 km/sec 78,740 ft/sec
25 km/sec 82,021 ft/sec
26 km/sec 85,302 ft/sec
27 km/sec 88,583 ft/sec
28 km/sec 91,864 ft/sec
29 km/sec 95,144 ft/sec
30 km/sec 98,425 ft/sec
31 km/sec 101,706 ft/sec
32 km/sec 104,987 ft/sec
33 km/sec 108,268 ft/sec
34 km/sec 111,549 ft/sec
35 km/sec 114,829 ft/sec
36 km/sec 118,110 ft/sec
37 km/sec 121,391 ft/sec
38 km/sec 124,672 ft/sec
39 km/sec 127,953 ft/sec
40 km/sec 131,234 ft/sec

More Speed Conversions

Convert to Knots Speed
1 km/sec is equal to 1,943.84 knots
Convert to Mach Speed
1 km/sec is equal to 2.915452 mach
Convert to Speed Of Sound Speed
1 km/sec is equal to 2.915452 speed of sound
Convert to Miles Per Hour Speed
1 km/sec is equal to 2,236.94 miles per hour
Convert to Kilometers Per Hour Speed
1 km/sec is equal to 3,600 kilometers per hour
Convert to Meters Per Second Speed
1 km/sec is equal to 1,000 meters per second
Convert to Centimeters Per Second Speed
1 km/sec is equal to 100,000 centimeters per second