Sainz led the midfield groups in qualifying to take P5 on the grid, and made begin to cross Sergio Perez for fourth on the opening lap.
However following a security automobile interval, Sainz slipped behind Perez and former McLaren team-mate Lando Norris earlier than pitting for a set of medium tyres on the finish of lap 21.
It induced Sainz to wrestle within the closing levels as nearly all of automobiles round him opted to run exhausting tyres for the second stint, leaving him unable to fend off assaults from automobiles behind.
After transferring apart to let team-mate Charles Leclerc cross, Sainz misplaced positions to Esteban Ocon, Fernando Alonso, Daniel Ricciardo and Pierre Gasly within the closing levels, dropping out out of the factors to P11 on the chequered flag.
Carlos Sainz Jr., Ferrari SF21, Charles Leclerc, Ferrari SF21
Photograph by: Andy Hone / Motorsport Images
“Hindsight is a wonderful factor, and on hindsight, clearly the exhausting at this time was merely a stronger tyre, notably on our automobile,” Sainz defined after the race.
“We struggled loads with the mediums, and we have to nonetheless perceive why we had been so susceptible to graining on that medium tyre, why the mixture of the medium with our automobile was simply not working effectively at this time.
“In hindsight, for certain we might have carried out issues very in another way, however with the info we had accessible earlier than the race, we thought that a comfortable/medium technique was going to be OK, and it clearly wasn’t.
“So much to analyse and loads to undergo now in these subsequent three or 4 days. I’m certain we are going to take the correct conclusions and enhance going ahead.
“I do know that at this time, it was in our palms and in my palms to attain a top-five, top-six outcome with an honest race execution and the tempo we’ve proven all weekend.
“So to return out with zero factors and an 11th place, it’s troublesome to consider the positives.”
Ferrari staff principal Mattia Binotto defined after the race that the staff might see how a lot graining was impacting Sainz throughout his second stint, prompting the decision to permit Leclerc to cross.
Leclerc went on to complete the race in sixth place, 5 seconds behind midfield chief Norris.
“Swapping positions is one thing that we wish to keep away from, issues which might be usually aren’t nice, however typically possibly obligatory,” Binotto mentioned.
“Immediately, we felt it was due to totally different tempo, and we might see that Carlos was struggling with the graining of the medium. We requested to him, he did it instantly.
“So it appears it actually talks to the best way he understands the message. I feel whenever you’ve obtained drivers that perceive what is the priorities and that help the staff, it’s at all times a pleasure.”