What technique are these parking sensors using?

radar

echo sounding

infrared ranging

electromagnetic induction

Typical parking sensors are ultrasonic, often a clicking sound may be heard close by. There are also less popular electromagnetic sensors, that do not require any holes in the bumper, but detect metal objects only.

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France

22%

50%

22%

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19%

46%

22%

10%

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11%

46%

24%

15%

Germany

18%

45%

22%

13%

713

Poland

15%

44%

26%

12%

20283

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16%

22%

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30%

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815

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42%

25%

11%

142

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26%

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40%

25%

30%

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22%

36%

26%

12%

575

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14%

35%

32%

14%

Italy

20%

35%

10%

the United Kingdom

22%

31%

33%

10%

278

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25%

31%

27%

10%

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28%

38%

24%

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17%

28%

25%

28%

Malaysia

12%

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33%

29%

South Africa

23%

26%

the United Arab Emirates

18%

45%

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