vue-chartjs/src/examples/BubbleExample.js

import BubbleChart from '../BaseCharts/Bubble'

export default BubbleChart.extend({
  mounted () {
    this.renderChart({
      datasets: [
        {
          label: 'Data One',
          backgroundColor: '#f87979',
          data: [
            {
              x: 20,
              y: 25,
              r: 5
            },
            {
              x: 40,
              y: 10,
              r: 10
            },
            {
              x: 30,
              y: 22,
              r: 30
            }
          ]
        },
        {
          label: 'Data Two',
          backgroundColor: '#7C8CF8',
          data: [
            {
              x: 10,
              y: 30,
              r: 15
            },
            {
              x: 20,
              y: 20,
              r: 10
            },
            {
              x: 15,
              y: 8,
              r: 30
            }
          ]
        }
      ]
    }, {responsive: true, maintainAspectRatio: false})
  }
})