IMO vs OVV: returns, Sharpe ratio and drawdown

Over the past year, OVV returned +91.15% against +55.22% for IMO. Over five years, IMO averaged +31.88% a year, compared with +13.16% for OVV. OVV had the higher Sharpe ratio over the past year (1.90 vs 1.52), meaning more return for each unit of volatility. The worst peak-to-trough drop over the past year was -17.60% for OVV and -19.76% for IMO.