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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the Netherlands

10%

47%

23%

15%

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26%

47%

21%

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18%

45%

23%

12%

765

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22%

45%

22%

Poland

15%

44%

26%

12%

20514

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17%

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25%

10%

150

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30%

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820

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43%

15%

25%

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41%

26%

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40%

25%

30%

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22%

36%

26%

12%

599

Australia

14%

35%

33%

14%

Italy

19%

33%

38%

the United Kingdom

22%

32%

33%

285

Canada

25%

31%

27%

10%

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10%

28%

38%

24%

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17%

28%

25%

28%

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12%

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33%

29%

South Africa

23%

26%

the United Arab Emirates

18%

45%

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