out of proportion
(idiomatic) Not in a proper or pleasing relation to other things, especially in terms of size.
I only said that she wasn't as young as she used to be, and her response was out of proportion.
Additionally, the costs of superpower status—the military, space program, subsidies to client states—were out of proportion to the Soviet economy. Source: Internet
Although considered the minority group, "they have been able to transform their status as purists and heirs of the lineage into influence dramatically out of proportion to their numbers." Source: Internet
By being so deeply involved in trade, Bermuda merchants and financiers had played roles out of proportion to the colony's size in relation to the development of the Triangle Trade, and the trans-Atlantic English and British empires. Source: Internet
Now guess how out of proportion that number is, in relation to Minneapolis POC population. Source: Internet
Back with his family, Ferguson thinks it was blown out of proportion. Source: Internet
During the Obama Era, it became apparent that a great many African-American males were criminals – way out of proportion to their numbers in the population. Source: Internet