Below is a mix of key player and team stats provided by the NFL, the 49ers, and Pro Football Focus.
Key Player Statistics
Quarterback Jimmy Garoppolo completed 20-of-30 passes for 251 yards with two touchdowns before his injury. He finished the game with a passer rating of 114.7 — the third highest mark of his career during a start.
Garoppolo was under pressure during 20 of his 36 dropbacks. He had a passer rating of 141.9 when throwing from a clean pocket and 81.2 while under pressure.
Tight end George Kittle led the team in receiving with five catches for 79 yards.
Wide receiver Marquise Goodwin and fullback Kyle Juszczyk each had touchdown receptions. Juszczyk's was the longest touchdown reception of his career.
Running back Matt Breida was the 49ers' leading rusher with 90 yards in 10 attempts. He is tied with Dallas Cowboys running back Ezekiel Elliot for the NFL's leading rusher with 274 yards.
Running back Alfred Morris recorded his first rushing touchdown with the 49ers. He finished the game with 67 yards on 14 carries with the score.
Defensive lineman Arik Armstead and safety Antone Exum each came away with sacks of Chiefs quarterback Patrick Mahomes. Sunday was Exum's first start with the 49ers.
Rookie linebacker Fred Warner had five run stops against the Chiefs. His 16.7 percent run stop percentage this season is tied with rookie Kenny Young of the Baltimore Ravens for the second highest among qualifying linebackers. No linebacker has more run stops this season than Warner's 12.
Kicker Robbie Gould connected on two field goal attempts (39 and 35 yards out). He has made 31 consecutive field goal attempts, which extends the franchise record.
Gould missed his first extra point attempt since Week 16 of last year against the Jacksonville Jaguars.
Key Team Statistics
Despite the loss, the 49ers ended the game with more net yards. They had 406 compared to the Chiefs' 384.
178 of the yards came from the running game compared to the Chiefs' 77.
Both teams' times of possession were nearly dead even. The 49ers controlled the ball for 29:59 while the Chiefs did so for 30:01.
The 49ers finished the game with 14 penalties for 147 yards — the most penalty yardage since a franchise record 178 on October 4, 1998.
The 49ers defense had 17 missed tackles against the Chiefs, giving the unit a total of 43 this season, which leads the NFL.
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