Both in Petroleum Refining

ConocoPhillips vs ExxonMobil Holdings

Over the past year COP returned +73.9% and XOM returned +64.6%; their daily moves had a correlation of 0.81.

COP +73.9% XOM +64.6%Growth of $1, one year, split-adjusted
MetricCOPXOM
Price$154.03$187.25
Market cap$185.04B$763.79B
Today+2.67%+2.16%
1 month+21.2%+14.3%
6 months+25.0%+22.6%
Year to date+64.5%+55.6%
1 year+74.9%+60.8%
Revenue growth (YoY)+36.8%+42.3%
Gross margin65.0%41.6%
Net margin20.5%12.5%
P/E (TTM)20.0×23.3×
Price / sales2.9×2.1×
Net cash-$15.60B-$60.48B
Dividend yield2.18%2.20%
Volatility (60d)28.9%23.9%
Short % of float1.6%1.0%
Next earnings——

Shading marks the stronger figure where one clearly exists (lower is better for valuation and volatility).