The San Francisco 49ers suffered a disappointing 29-17 loss to the Miami Dolphins at Hard Rock Stadium in Week 16, with untimely penalties proving costly in a pivotal playoff race matchup. Critical infractions at key moments stalled the 49ers’ offensive drives and handed the Dolphins extra chances to capitalize.

PFF’s dedicated team of graders was hard at work, analyzing every player on every play in real time. The grades and data will be available after a thorough review tomorrow at noon ET.

In the meantime, we’ve gathered some high-level data and snap counts from the game to give you an early look. Our expert graders have also nominated the standout player of the game, highlighting exceptional performance on the field.

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HIGHEST-GRADED PLAYERS

• RB De’Von Achane, Miami Dolphins (86.5)
• T Terron Armstead, Miami Dolphins (86.4)

Note: Follow along with PFF’s in-game grading as our analysts evaluate every player on every play in real time! Grades will then be relocked 90 minutes after the final whistle as our first-run analysis is reviewed.

Click here to see PFF’s initial grades from this game!

PLAYER OF THE GAME

Running back De’Von Achane powered the Dolphins to victory, amassing 191 yards from scrimmage. He turned 16 carries into 114 rushing yards, with just 29 of those yards coming after contact. While forcing only one missed tackle as a rusher, Achane benefited from excellent blocking, averaging 5.3 yards before contact per carry. As a receiver, Achane hauled in seven of his eight targets for 77 yards, including 67 yards after the catch, moving the chains five times.

ADVANCED BOX SCORE