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Mph to Kmh - Kmh to Mph Converter

Convert Miles per hour to Kilometers per hour (mph to kph) or Kilometers per hour to Miles per hour (kph to mph)

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Mph - Kph Converter


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Formula to Convert convert kph to mph and mph to kph

How many Miles Per Hour to Kilometers Per Hour

1 Mile Per Hour=1.61 * kph
1 Mile Per Hour=0.45 * m/s
1 Mile Per Hour=1.47 * ft/s
1 Mile Per Hour=0.87 * knh

How many Kilometers Per Hour to Miles Per Hour

1 Kilometer Per Hour=0.62 * mph
1 Kilometer Per Hour=0.28 * m/s
1 Kilometer Per Hour=0.91 * ft/s
1 Kilometer Per Hour=0.54 * knh

Meter Per Sec to Kilometer Per Hour, Mile Per Hour, Foot Per Sec, Knot Conversion Formula

1 Meter Per Sec=3.60 * kph
1 Meter Per Sec=2.24 * mph
1 Meter Per Sec=3.28 * ft/s
1 Meter Per Sec=1.94 * knh

Foot Per Sec to Kilometer Per Hour, Meter Per Sec, Mile Per Hour, Knot Conversion Table

1 Foot Per Sec=0.68 * mph
1 Foot Per Sec=1.10 * kph
1 Foot Per Sec=0.30 * m/s
1 Foot Per Sec=0.59 * knh

Knot to Kilometer Per Hour, Meter Per Sec, Foot Per Sec, Mile Per Hour Conversion Table

1 Knot=1.15 * mph
1 Knot=1.85 * kph
1 Knot=0.51 * m/s
1 Knot=1.69 * ft/s

  • Kilometers per hour is a unit of speed. It measures the number of kilometers an object travels within an hour.

  • Miles per hour is a unit of speed in the imperial system.

  • The SI unit of speed is meters per second (m/s)

A Note on Miles Per hour to Kilometers Per Hour

Formula icon
  • The conversion factor between mph and km/h is 1 mph = 1.609344 km/h.
  • To convert mph to kph, you can multiply the mph value by 1.609344.
    • For example, if a car is traveling at 60 mph, the equivalent speed in km/h would be 96.56 km/h (60 * 1.60934).
  • To convert kph to mph, you can divide the kph value by 1.609344.
  • The conversion from miles per hour (mph) to kilometers per hour (km/h) is commonly used in countries that use the metric system, as km/h is the standard unit for measuring speed.
  • The mph to kmh conversion is important for international travel and navigation, as different countries use different units to measure speed. Being able to convert between mph and km/h allows for easy understanding and comparison of speeds across different regions.
  • The United States is one of the few countries in the world that still uses mph as the standard unit of speed measurement. This is part of the imperial system of measurement.
  • Most other countries use km/h which is part of the metric system . Therefore, understanding the mph to km/h conversion is for those working with international speed limits.
  • It's interesting to note that kilometers per hour to miles per hour conversion factor is derived from the ratio between the length of a mile (1.60934 kilometers) and the length of a kilometer (0.62137 miles). This reciprocal relationship allows for a straightforward conversion between the two units.
  • The kph to mph conversion is not limited to speed measurements but can also be applied to other forms of velocity, such as wind speed, running pace,
  • Here are some interesting trivia on mph to kmh conversions:
    • The speed of sound is approximately 767 mph or 1234 km/h at sea level.
    • The speed of light is approximately 671 million mph or 1.08 billion km/h
    • The world's fastest land vehicle, the ThrustSSC, reached a speed of 763 mph or 1228 km/h in 1997.
    • The world's fastest production car, the Bugatti Chiron Super Sport 300+, reached a speed of 304.773 mph or 490.921 km/h in 2019.
    • The average speed of a commercial airliner is approximately 575 mph or 925 km/h.
    • The fastest human ever recorded was Usain Bolt, who reached a speed of 44.72 km/h (27.82 mph) in the 100-meter dash at the 2009 World Athletics Championships.

Note: This content has inputs from both the AI language model developed by OpenAI and by Bard, the Google AI model.

Miles per hour to Kilometers per hour Conversion Table (mph to kmh)

Conversion Table Icon

Miles per hour (mph)

Kilometers per hour (kmh)

1 mph to kmh

1.609 kmh

5 mph to kmh

8.047 kmh

10 mph to kmh

16.0934 kmh

15 mph to kmh

24.14 kmh

20 mph to kmh

32.187 kmh

25 mph to kmh

40.234 kmh

30 mph to kmh

48.28 kmh

35 mph to kmh

56.327 kmh

40 mph to kmh

64.373 kmh

45 mph to kmh

72.42 kmh

50 mph to kmh

80.467 kmh

60 mph to kmh

96.56 kmh

70 mph to kmh

112.654 kmh

75 mph to kmh

120.7 kmh

80 mph to kmh

128.748 kmh

85 mph to kmh

136.794 kmh

90 mph to kmh

144.84 kmh

95 mph to kmh

152.888 kmh

99 mph to kmh

159.325 kmh

100 mph to kmh

160.934 kmh

105 mph to kmh

168.981 kmh

110 mph to kmh

177.0278 kmh

115 mph to kmh

185.075 kmh

120 mph to kmh

193.121 kmh

125 mph to kmh

201.168 kmh

130 mph to kmh

209.215 kmh

135 mph to kmh

217.26 kmh

140 mph to kmh

225.3 kmh

145 mph to kmh

233.355 kmh

150 mph to kmh

241.4 kmh

160 mph to kmh

257.495 kmh

170 mph to kmh

273.59 kmh

175 mph to kmh

281.64 kmh

180 mph to kmh

289.682 kmh

185 mph to kmh

297.729 kmh

190 mph to kmh

305.775 kmh

195 mph to kmh

313.822 kmh

200 mph to kmh

321.869 kmh

205 mph to kmh

329.916 kmh

210 mph to kmh

337.96 kmh

220 mph to kmh

354.055 kmh

225 mph to kmh

362.102 kmh

230 mph to kmh

370.15 kmh

235 mph to kmh

378.196 kmh

240 mph to kmh

386.243 kmh

250 mph to kmh

402.336 kmh

260 mph to kmh

418.429 kmh

270 mph to kmh

434.523 kmh

280 mph to kmh

450.616 kmh

290 mph to kmh

466.7 kmh

300 mph to kmh

482.8 kmh

310 mph to kmh

498.897 kmh

320 mph to kmh

514.99 kmh

330 mph to kmh

531.084 kmh

340 mph to kmh

547.177 kmh

350 mph to kmh

563.27 kmh

360 mph to kmh

579.364 kmh

370 mph to kmh

595.457 kmh

380 mph to kmh

611.55 kmh

390 mph to kmh

627.644 kmh

400 mph to kmh

643.738 kmh

500 mph to kmh

804.672 kmh

600 mph to kmh

965.6 kmh

700 mph to kmh

1126.54 kmh

800 mph to kmh

1287.475 kmh

900 mph to kmh

1448.4 kmh

1000 mph to kmh

1609.344 kmh

Kilometers Per hour to Miles per hour (kph to mph) Conversion Table

Conversion Table Icon

Kilometers Per hour (kmh)

Miles per hour (mph)

Meters per sec (m/s)

1 kph to mph

0.621 mph

0.278 m/s

5 kph to mph

3.107 mph

1.389 m/s

10 kph to mph

6.214 mph

2.778 m/s

15 kph to mph

9.321 mph

4.167 m/s

20 kph to mph

12.427 mph

5.556 m/s

25 kph to mph

15.534 mph

6.944 m/s

30 kph to mph

18.641 mph

8.333 m/s

50 kph to mph

31.069 mph

13.889 m/s

60 kph to mph

37.282 mph

16.667 m/s

70 kph to mph

43.496 mph

19.444 m/s

80 kph to mph

49.71 mph

22.222 m/s

90 kph to mph

55.923 mph

25 m/s

100 kph to mph

62.137 mph

27.778 m/s

110 kph to mph

68.351 mph

30.556 m/s

120 kph to mph

74.565 mph

33.333 m/s

130 kph to mph

80.778 mph

36.111 m/s

140 kph to mph

86.992 mph

38.889 m/s

150 kph to mph

93.206 mph

41.667 m/s

160 kph to mph

99.419 mph

44.444 m/s

170 kph to mph

105.633 mph

47.222 m/s

180 kph to mph

111.847 mph

50 m/s

190 kph to mph

118.061 mph

52.778 m/s

200 kph to mph

124.274 mph

55.556 m/s

210 kph to mph

130.488 mph

58.333 m/s

215 kph to mph

133.595 mph

59.722s m/s

220 kph to mph

136.702 mph

61.111 m/s

230 kph to mph

142.915 mph

63.889 m/s

240 kph to mph

149.129 mph

66.667 m/s

250 kph to mph

155.343 mph

69.445 m/s

260 kph to mph

161.556 mph

72.222 m/s

270 kph to mph

167.77 mph

75 m/s

280 kph to mph

173.984 mph

77.778 m/s

290 kph to mph

180.198 mph

80.556 m/s

300 kph to mph

186.411 mph

83.333 m/s

310 kph to mph

192.625 mph

86.111 m/s

330 kph to mph

205.052 mph

91.667 m/s

340 kph to mph

211.266 mph

94.445 m/s

350 kph to mph

217.48 mph

97.222 m/s

360 kph to mph

223.694 mph

100 m/s

370 kph to mph

229.907 mph

102.778 m/s

375 kph to mph

233.014 mph

104.167 m/s

400 kph to mph

248.548 mph

111.111 m/s

450 kph to mph

279.617 mph

125 m/s

470 kph to mph

292.044 mph

130.556 m/s

500 kph to mph

310.686 mph

138.889 m/s

600 kph to mph

372.823 mph

166.667 m/s

700 kph to mph

434.960 mph

194.445 m/s

800 kph to mph

497.097 mph

222.222 m/s

900 kph to mph

559.234 mph

250 m/s

1000 kph to mph

621.371 mph

277.778 m/s

1200 kph to mph

745.645 mph

333.334 m/s

1500 kph to mph

932.057 mph

416.667 m/s

2000 kph to mph

1242.742 mph

555.556 m/s

3000 kph to mph

1864.113 mph

833.334 m/s

4000 kph to mph

2485.484 mph

1111.112 m/s

5000 kph to mph

3106.855 mph

1388.890 m/s

6000 kph to mph

3728.227 mph

1666.668 m/s

7000 kph to mph

4349.598 mph

1944.446 m/s

8000 kph to mph

4970.969 mph

2222.224 m/s

9000 kph to mph

5592.340 mph

2500 m/s

10000 kph to mph

6213.711 mph

2777.780 m/s

Visual Comparative Chart for Speeds of Different Species (in mph, kmh and m/s)

mph-kmh-ms visual chart

Frequently Asked Questions on kmh mph Converter

FAQ icon

  • Mile is a bigger unit than Kilometer. 1 mile per hour = 1.609 kms per hour . 1 km per hour = 0.621 miles per hour .

  • 1 mile per hour = 0.447 meters / sec.

  • 1 km per hour = 0.277 meters/sec

  • Most countries use the metric system (kms, meters) while the US uses miles per hour.

  • This is the System international (SI) unit for measuring speed. It is the standard measurement.

  • Miles and Kilometer are units of distance. Miles per hour (mph) and kilometers per hour (kmh or kph) are units of speed in the metric system which is the distance travelled in a specified duration of time. Speed (in mph) = Distance travelled (in miles) / Time (in hours) . Speed (in kph) = Distance travelled (in kms) / Time (in hours) . The SI unit for speed is in meters/second.

  • Knot is used as measure of speed in sea (1 nautical mile per hour). Nautical mile measures distance in sea.. 1 Knot is equal to 1.15 miles per hour and 1.85 kms/hour. Mach is used in aviation as a percentage to speed of sound .

  • An average human walking speed is 3 miles per hour (around 5 kms/hour and 1.3 meters/sec)

  • The fastest clocked in a running rac is 27.5 mph (44.25 kms/hour and 12.3 m/s). The average running speed of human beings will be the range of 5-6 mph.

  • Speed of light 299,792,458 metres per second or 300,000 kms / hour, 186451.21 miles per hour . Speed of sound 343 meters / sec, 1234.8 kms / hr, 767 miles per hour .

  • Mach is the (speed of object / speed of sound). It is mostly used in aviation . 1 Mach = speed of sound which is 332 m/s or 1195 km/hr or 717 miles/hour . Supersonic 1.2 – 5.0 Mach . Hypersonic between 5.0 - 10.0 Mach .

  • The SI Unit of both speed and velocity is meters/sec. Speed is a scalar unit and it measures the distance covered over a period of time. Velocity is the net displacement over a period of time. If a person walks 100 steps eastward in 1 min and 100 steps westward in 1 min, then net displacement is 0 and velocity is 0 .

  • 300 mph is equal to 482.803 kmh

  • 100 kmh is equal to 62.1371 mph .

  • 200 mph is equal to 321.869 kmh .

  • 70 mph is equal to 112.654 kmh

  • 180 mph is equal to 112.654 kmh

  • 50 mph is equal to 80.4672 kmh

  • 140 kmh is equal to 86.9919 mph

  • 120 kmh is equal to 74.564532 mph

  • 200 mph is equal to 321.868 kmh

  • 60 mph is equal to 96.5606 kmh

  • 80 mph is equal to 128.747520 kmh

  • 130 mph is equal to 209.2147 kmh

  • 30 mph is equal to 48.2803 kmh

  • 250 kmh is equal to 155.3427 mph

  • 400 kmh is equal to 248.5484 mph

  • 20 mph is equal to 32.1868 kmh

  • 100 mph is equal to 160.9344 kmh

  • 150 mph is equal to 93.2056 kmh

  • 150 mph is equal to 241.4016 kmh

  • 160 mph is equal to 257.495040 kmh

  • 170 mph is equal to 402.3360 kmh

  • 220 mph is equal to 354.0556 kmh

  • 120 mph is equal to 193.1212 kmh

  • 75 mph is equal to 120.7008 kmh

  • 65 mph is equal to 104.6073 kmh

  • 90 mph is equal to 144.8409 kmh

  • 25 mph is equal to 40.2336 kmh

  • 45 mph is equal to 72.4204 kmh

  • 55 mph is equal to 88.5139 kmh

  • 40 mph is equal to 64.3739 kmh

  • 260 kmh is equal to 161.5564 mph

  • 160 kmh is equal to 99.419376 mph

  • 230 kmh is equal to 142.915353 mph

  • 110 kmh is equal to 68.3508 mph

  • 320 kmh is equal to 198.8387 mph

  • 330 kmh is equal to 205.0524 mph

  • 310 kmh is equal to 192.6250 mph

  • 280 kmh is equal to 173.9839 mph