The San Francisco 49ers improved to 4-0 on the season after a 35-16 Week 4 win over the Arizona Cardinals at Levi's Stadium in Santa Clara, California.
Below are several statistics and notes from Sunday's game, which were provided by the 49ers Communications staff.
With The Win...
- San Francisco has started the regular season 4-0 for the first time since 2019 and for the 5th time in franchise history.
- The 49ers have won 3-consecutive regular season games against the Arizona Cardinals [W, 38-10 at Arz. (Mexico City) (11/21/22); W, 38-13 vs. Arz. (1/8/23)].
- San Francisco has won 8-consecutive regular season games at Levi's Stadium dating back to Week 10 of the 2022 season.
- The Niners improved to 35-29 all-time against the Cardinals, including a 20-14 record at home.
- San Francisco has won 14-consecutive regular season games dating back to Week 8 of 2022 [at LAR (10/30/22)], which is the longest active streak in the NFL and the 2nd-longest regular season winning streak in franchise history [15 games (Week 12, 1989 – Week 10, 1990)].
30 or more...
- With 30 points Week 1 at Pit. (9/10/23), 30 points Week 2 at LAR (9/17/23), 30 points Week 3 vs. NYG (9/21/23) and 35 points vs. Arz. (10/1/23), the 49ers have scored 30-or-more points in each of the first 4 games of a season for the first time in franchise history.
- The Niners are the first team in the NFL to score 30-or-more points in Weeks 1-4 since the Arizona Cardinals did so in 2021 [38 points Week 1 at Ten. (9/12/21); 34 points Week 2 vs. Min. (9/19/21); 31 points Week 3 at Jax. (9/26/21); 37 points Week 4 at LAR (10/3/21)].
- San Francisco's 35 points vs. Arz. mark the 7th-consecutive regular season game that the team has scored 30-or-more points dating back to Week 16 of 2022, the longest streak since at least 1970.
- The 49ers are the first team in the NFL to score 30-or-more points in 7-consecutive regular season games since the Denver Broncos in 2012-13 (Week 15, 2012 – Week 4, 2013).
- The 49ers offense scored a TD on all 5 trips to the red zone (4 rushing, 1 passing). It marks the most red zone TDs in a single game by the team since 9/21/17 (5 TDs on 6 trips to the red zone vs. LAR) and the most red zone TDs with a 100% TD percentage in a single game by the 49ers since 10/27/13 (5 TDs on 5 trips to the red zone at Jax.).
Brock Purdy
- QB Brock Purdy completed 20 of his 21 passing atts. for 283 yds. and 1 TD with a passer rating of 134.6 to go along with a 1-yd. rushing TD.
- Purdy's 95.2% completion percentage is the highest single-game completion percentage in franchise history.
HIGHEST SINGLE-GAME COMPLETION PERCENTAGE, FRANCHISE HISTORY (min. 20 atts.)
| Rank | Player | Comp. % | Year |
| 1. | Brock Purdy | 95.2 | 2023 |
| 2. | Steve Young | 90.0 | 1991 |
| 3. | Steve Young | 85.7 | 1997 |
| 4. | John Brodie | 85.0 | 1968 |
| 5. | Joe Montana | 84.4 | 1983 |
- Purdy's 95.2% completion percentage also marks the 4th-highest single-game completion percentage in NFL history (min. 20 atts.).
HIGHEST SINGLE-GAME COMPLETION PERCENTAGE, NFL HISTORY (min. 20 atts.)
| Rank | Player | Comp. Percentage | Year |
| 1. | Drew Brees, NO | 96.7 | 2019 |
| 2. | Philip Rivers, LAC | 96.6 | 2018 |
| 3. | Marcus Mariota, Ten. | 95.7 | 2018 |
| 4. | Brock Purdy, SF | 95.2 | 2023 |
- Purdy completed each of his 10 passing atts. in the first half vs. Arz. (10/1/23). His 10-straight completions mark the first time that a 49ers QB has completed all of his passing atts. in a half (min. 10 atts.) since former QB Steve Young in 1994, when he went 11/11 in the second half at SD (12/11/94), according to the Elias Sports Bureau.
- Purdy started the game with 13-straight completions, which is the most consecutive completions to begin a game by a 49ers QB since QB Jimmy Garoppolo in 2021 [12 straight completions to start game vs. LAR (11/15/21)].
- With the win, Purdy has improved to 9-0 in the regular season in his career, the third-most consecutive wins by a quarterback to begin a career since 1970.
MOST CONSECUTIVE WINS BY A QUARTERBACK TO BEGIN A CAREER, SINCE 1970
| Rank | Player | Wins | Season(s) |
| 1. | Ben Roethlisberger, Pit. | 15 | 2004-05 |
| 2. | Mike Tomczak, Chi. | 10 | 1986-87 |
| 3. | Brock Purdy, SF | 9 | 2022-23 |
Christian McCaffrey
- RB Christian McCaffrey registered 20 carries for 106 yds. and 3 TDs on the ground to go along with 7 recepts. for 71 yds. and 1 TD. His 6-yd. TD recept. marked his 1st of the season and the 23rd of his career.
- McCaffrey's 106 yds. mark his 19th career game (postseason included) with 100-or-more rushing yds.
- McCaffrey's 4 TDs mark a career-high and the most TDs recorded in a single game by a 49ers player since RB Tevin Coleman in 2019 [4 TDs vs. Car. (10/27/19)].
MOST TDS IN A SINGLE GAME BY A 49ERS PLAYER, SINCE 1960
| Rank | Player | TDs | Opp. | Date |
| 1. | WR Jerry Rice | 5 | Atl. | 10/14/90 |
| 2t. | RB Christian McCaffrey | 4 | Arz. | 10/1/23 |
| RB Tevin Coleman | 4 | Car. | 10/27/19 | |
| QB Billy Kilmer | 4 | Min. | 10/15/61 | |
| WR Jerry Rice | 4 | TB | 11/14/93 |
- With 3 rushing TDs and 1 rec. TD, McCaffrey joined Coleman as 1 of 2 players in franchise history to score 3 rushing TDs and 1 rec. TD in the same game.
- McCaffrey's 3 TDs in the first half mark the first time in his career that he has scored 3-or-more TDs in one half.
- It also marks McCaffrey's 12th career game with at least 1 rushing and 1 receiving TD, which is tied for the 2nd-most such games all-time.
MOST GAMES WITH 1+ RUSHING AND 1+ RECEIVING TD, NFL HISTORY
| Rank | Player | Games |
| 1. | RB Marshall Faulk, StL | 15 |
| 2t. | RB Christian McCaffrey, SF | 12 |
| RB Lenny Moore, Bal. | 12 | |
| RB Brian Westbrook, Phi. | 12 |
- With 177 yds. from scrimmage and 4 TDs, McCaffrey is the first player in 49ers franchise history to tally 100-or-more yds. from scrimmage and 1 TD in each game in Weeks 1-4 and is the first NFL player to accomplish the feat since former Dallas Cowboys RB DeMarco Murray in 2014.
- McCaffrey is also the 8th NFL RB to accomplish the feat since at least 1970 (RB DeMarco Murray, Dal. - 2014; RB Jamaal Charles, KC - 2013; RB Ricky Williams, Mia. - 2002; RB Emmitt Smith, Dal. - 1995; RB Billy Sims, Det. - 1981; RB O.J. Simpson, Buf. - 1975; RB Ron Johnson, NYG - 1970).
- McCaffrey also became 1 of 4 NFL players in the Super Bowl Era to post 70-or-more rushing yds., 3-or-more rushing TDs, 70-or-more rec. yds. and 1-or-more rec. TDs in the same game.
PLAYERS WITH 70+ RUSH YDS., 3+ RUSH TDS, 70+ REC. YDS., 1+ REC. TD IN THE SAME GAME, SUPER BOWL ERA
| Player | Rush Yds. | Rush TDs | Rec. Yds. | Rec. TDs |
| RB Christian McCaffrey, SF | 106 | 3 | 71 | 1 |
| RB LaDainian Tomlinson, SD | 105 | 3 | 74 | 1 |
| RB Clinton Portis, Den. | 130 | 3 | 75 | 1 |
| RB Shaun Alexander, Sea. | 139 | 4 | 92 | 1 |
- McCaffrey's 3 rushing TDs give him 6 on the season and 44 in his career. His 4 TDs vs. Arz. (10/1/23) marked his 10th-consecutive regular season game with 1-or-more TDs, which is the longest streak of his career and the 2nd-most consecutive regular season games with 1-or-more TDs by a 49ers player since WR Jerry Rice [13 games (Week 16, 1986 – Week 16, 1987)].
MOST CONSECUTIVE GAMES WITH A TD (REGULAR SEASON), FRANCHISE HISTORY
| Rank | Player | Games |
| 1. | WR Jerry Rice | 13 |
| 2. | RB Christian McCaffrey | 10 |
| 3t. | RB Raheem Mostert | 8 |
| WR Terrell Owens | 8 | |
| WR Jerry Rice | 8 | |
| WR Freddie Solomon | 8 |
- Including the postseason, McCaffrey has scored 1-or-more TDs in 13-consecutive games, which is the longest active streak of any NFL player and the longest streak by a member of the 49ers in franchise history.
MOST CONSECUTIVE GAMES WITH A TD (PLAYOFFS INCLUDED), FRANCHISE HISTORY
| Rank | Player | Games |
| 1. | RB Christian McCaffrey | 13 |
| 2. | WR Jerry Rice | 12 |
| 3. | WR Freddie Solomon | 10 |
| 4. | WR Terrell Owens | 9 |
| 5. | WR Jerry Rice | 8 |
- McCaffrey's 13-consecutive games with a TD also ties former NFL RBs Arian Foster and Emmitt Smith for the 2nd-most consecutive games with 1-or-more TDs in the NFL since at least 1990.
MOST CONSECUTIVE GAMES WITH A TD IN THE NFL (PLAYOFFS INCLUDED), SINCE 1990
| Rank | Player | Games |
| 1. | RB Emmitt Smith, Dal. | 14 |
| 2t. | RB Christian McCaffrey, SF | 13 |
| RB Arian Foster, Hou. | 13 | |
| RB Emmitt Smith, Dal. | 13 | |
| 5. | RB LaDainian Tomlinson, SD | 12 |
- With a 65-yd. rushing TD Week 1 at Pit. (9/10/23), a 14-yd. rushing TD Week 2 at LAR (9/17/23), a 4-yd. rushing TD Week 3 vs. NYG (9/21/23) and a 1-yd., 18-yd. and 2-yd. rushing TD vs. Arz. (10/1/23), McCaffrey became the first 49ers RB to score 1-or-more rushing TDs in Weeks 1-4 in franchise history.
- McCaffrey also became the first NFL RB to score 1-or-more rushing TDs in Weeks 1-4 since then Minnesota Vikings RB Dalvin Cook did so in 2020 [2 rushing TDs Week 1 vs. GB (9/13/20); 1 rushing TD Week 2 at Ind. (9/20/20); 1 rushing TD Week 3 vs. Ten. (9/27/20); 2 rushing TDs Week 4 at Hou. (10/4/20)].
Brandon Aiyuk
- WR Brandon Aiyuk tallied 6 recepts. for a career-high 148 yds.
- His 148 rec. yds. give him his 2nd game this season with 100-or-more rec. yds. and marks the 6th time he's reached 100 rec. yds. in a game in his career.
Javon Hargrave
- DL Javon Hargrave registered 4 tackles and 1.0 sack of Arizona Cardinals QB Josh Dobbs. The sack marked his 3rd of the season and gives him 40.5 in his career.