How to tell the difference between the silhouette of Voltorb and Electrode
The silhouette of Electrode is larger
The photo above compares the silhouette of Voltorb and Electrode. The size of Electrode is slightly larger than that of Voltorb.
To see the difference clearly
The silhouette of Pokemon at the right bottom of the screen switches to the image of Pokemon after being registered to Pokedex. You can see which Voltorb or Electrode the silhouette indicate.
The details of Voltorb and Electrode
You can jump to the page noting the details of Voltorb and Electrode by tapping the name below.