What is the difference between electron and proton?

Abhi, the electron is much, much smaller and of course is of opposite charge.

A neutron is about one electron heavier than a proton, but the suggestion that the a proton is simply a neutron lacking an electron is 'way too easy, as size comparison too. Try Googling

Farmer, please help us out here

One changes into a truck, the other into a sports car.

Charge. Electron - 1. Protron. +1
Mass relative Electron 1/1840 Protron 1
Position. Electron in the electronic cloud. Protron I. The nucleus.

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Eleectrons are positively charged and are located on the energy levels while protons are positively charged and are located within the nucleous