/convert/knots-to-mps/ Convert knots to m/s instantly with a reference conversion table. article knots to m/s Converter — 247QuickTools
⚡ Speed

knots to m/s Converter

Convert knots to m/s instantly with a reference conversion table.

Quick answer: To convert knots to m/s, multiply by 0.514444. For example, 1 knots = 0.514444 m/s. Use the calculator below for any value.
knots to m/s
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Common conversions
knots m/s
Formula:

How to convert knots to m/s

1

Enter your value

Type the number of knots you want to convert into the left box. The result in m/s appears instantly in the right box. You can also type into the right box to convert in the other direction.

2

Use the swap button

Click the ⇄ Swap button to reverse the conversion — m/s to knots. Your current value carries across so you don't have to re-enter anything.

3

About knots and m/s

knots and m/s are common speed measurements.

💡 Did you know?

1 knot = 0.51444 m/s. The fastest surface ships (military) reach 50+ knots = 25.7 m/s. The fastest commercial ships cruise at 25-28 knots = 12.9-14.4 m/s. Submarines cruise at 25-35 knots (faster submerged than on surface, unlike ships).

📊 Common conversions at a glance
knots m/s
1 0.5144
5 2.572
10 5.144
15 7.717
20 10.29
25 12.86
Reviewed for 2026. knots ↔ m/s conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.

Frequently asked questions

How do I convert knots to m/s?

To convert knots to m/s, multiply by 0.514444. Or use the calculator above for instant results.

How many m/s are in 1 knots?

1 knots equals 0.514444 m/s.

Is the knots to m/s converter free?

Yes, the knots to m/s converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.