At One Place

45 mph to m/s

45 miles per hour in meters per second
45 mph = 20.1168 m/s
m/s = mph × 0.44704

45 miles per hour is 20.1168 meters per second. To get there, multiply by 0.44704.

Values either side

Miles per hour near 45, converted to meters per second.
Miles per hour Meters per second
35 mph 15.6464
36 mph 16.09344
37 mph 16.54048
40 mph 17.8816
45 mph ← 20.1168
50 mph 22.352
55 mph 24.5872
60 mph 26.8224
65 mph 29.0576

How the conversion works

The relationship is m/s = mph × 0.44704. Both units measure speed, so the conversion is a fixed factor that never changes.

Common questions

What is 45 mph in meters per second?
45 mph is 20.1168 m/s.
How do you convert miles per hour to meters per second?
Multiply by 0.44704.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked