chartcomparison

noun
UK /ˈtʃɑːt kəmˌpærɪsən/
US /ˈtʃɑːrt kəmˌpærɪsən/

A chart comparison is when you look at two or more charts side by side to see how they are alike or different.

The teacher asked us to do a chart comparison of the two weather graphs.


OTHER MEANINGS

2. The act of checking whether two charts show the same information.

A quick chart comparison showed the numbers matched.

3. A tool or report that puts charts next to each other for study.

The report included a chart comparison of sales over three years.

4. A way to decide which chart is clearer or more useful.

Their chart comparison helped pick the best chart for the poster.