The difference between compass and electronic compass

You should mean the difference between a traditional compass and an electronic compass.

First of all, the traditional compass indicates the direction according to the magnetization principle.

An electronic compass uses electronic components to indicate the direction.

Relatively speaking. Metaphysics electronic compass can eliminate the interference of environmental magnetic field to compass.

Yang Zhai is the result of steel bars. The traditional compass will be greatly affected.

Metaphysics can be done better with an electronic compass.