A Graduated map communicates the same information as the Ranged map, but you would usually create a Ranged map for a case in which the geographic areas have distinct geographic boundaries (as in the case of Regions), while you would use a Graduated map for displaying data that is linked to points rather than precise areas (as in the case of Cities).
ramani Wamemaliza unawasiliana taarifa hiyo kama ramani Kilicholengwa, lakini wewe ingekuwa kawaida kuunda ramani Kilicholengwa kwa kesi ambayo maeneo ya kijiografia na tofauti za kijiografia mipaka (kama katika kesi ya Mikoa), wakati ungependa kutumia ramani Wamemaliza kwa ajili ya kuonyesha data kwamba ni wanaohusishwa na pointi badala ya maeneo sahihi (kama katika kesi ya Miji).