Investors interested in Oils-Energy stocks should always be looking to find the best-performing companies in the group. Schlumberger (SLB) is a stock that can certainly grab the attention of many investors, but do its recent returns compare favorably to the sector as a whole? Let's take a closer look at the stock's year-to-date performance to find out.Schlumberger is a member of our Oils-Energy group, which includes 249 different companies and currently sits at #4 in the Zacks Sector Rank. The Zacks Sector Rank includes 16 different groups and is listed in order from best to worst in terms of the average Zacks Rank of the individual companies within each of these sectors.The Zacks Rank is a successful stock-picking model that emphasizes earnings estimates and estimate revisions. The system highlights a number of different stocks that could be poised to outperform the broader market over the next one to three months. Schlumberger is currently sporting a Zacks Rank of #2 (Buy).Over the past 90 days, the Zacks Consensus Estimate for SLB's full-year earnings has moved 6.1% higher. This is a sign of improving analyst sentiment and a positive earnings outlook trend.Our latest available data shows that SLB has returned about 71.7% since the start of the calendar year. Meanwhile, the Oils-Energy sector has returned an average of 42.9% on a year-to-date basis. This means that Schlumberger is performing better than its sector in terms of year-to-date returns.Another Oils-Energy stock, which has outperformed the sector so far this year, is Vista Oil & Gas, S.A.B. de C.V. Sponsored ADR (VIST). The stock has returned 149% year-to-date.Over the past three months, Vista Oil & Gas, S.A.B. de C.V. Sponsored ADR's consensus EPS estimate for the current year has increased 29.6%. The stock currently has a Zacks Rank #1 (Strong Buy).Looking more specifically, Schlumberger belongs to the Oil and Gas - Field Services industry, a group that includes 25 individual stocks and currently sits at #31 in the Zacks Industry Rank. On average, this group has gained an average of 18.8% so far this year, meaning that SLB is performing better in terms of year-to-date returns.On the other hand, Vista Oil & Gas, S.A.B. de C.V. Sponsored ADR belongs to the Oil and Gas - Integrated - International industry. This 14-stock industry is currently ranked #65. The industry has moved +57.6% year to date.Schlumberger and Vista Oil & Gas, S.A.B. de C.V. Sponsored ADR could continue their solid performance, so investors interested in Oils-Energy stocks should continue to pay close attention to these stocks. Free Report Reveals How You Could Profit from the Growing Electric Vehicle Industry Globally, electric car sales continue their remarkable growth even after breaking records in 2021. High gas prices have fueled his demand, but so has evolving EV comfort, features and technology. So, the fervor for EVs will be around long after gas prices normalize. Not only are manufacturers seeing record-high profits, but producers of EV-related technology are raking in the dough as well. Do you know how to cash in? If not, we have the perfect report for you – and it’s FREE! Today, don't miss your chance to download Zacks' top 5 stocks for the electric vehicle revolution at no cost and with no obligation.>>Send me my free report on the top 5 EV stocksWant the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Schlumberger Limited (SLB): Free Stock Analysis Report Vista Oil & Gas, S.A.B. de C.V. Sponsored ADR (VIST): Free Stock Analysis ReportTo read this article on Zacks.com click here.Zacks Investment Research