Single-value visuals
Single-value visuals are a class of visuals which prominently display an important value such as the YTD Sales or the % Variance to Plan. These visuals are typically positioned at the top and left sections of report pages and are commonly pinned to dashboards in the Power BI service. Though simple relative to other visuals, single value visuals are often the first visuals users perceive and these values relative to their expectations determine whether or not other visuals in the report are analyzed.
The Card visual
Card visuals present a single Fields field well that accepts a single column or measure. Card visuals are most often used to prominently display a single numeric value, such as an important business metric. While perhaps more limited and visually unappealing than the KPI and Gauge visual, Card visuals are valued for their simplicity and ability to drive data alerts within the Power BI service.
That said, Card visuals do include the ability...