| This Week’s Rank | Last Week’s Rank | Title | Street Date | Studio | Genre | Box Office (millions) | Blu-ray Share for Title | Index* | 3D%† | UHD%†† |
| 1 | New | Avengers: Infinity War
| 8/14/18 | Disney/Marvel | Action | $678.63 | 76% | 100.00 | – | 19% |
| 2 | 2 | Ready Player One | 7/24/18 | Warner | Sci-Fi | $137.02 | 66% | 2.98 | 4% | 13% |
| 3 | 3 | Life of the Party | 8/7/18 | Warner | Comedy | $52.86 | 34% | 2.53 | – | – |
| 4 | 1 | The Death of Superman | 8/7/18 | Warner | Animated | DTV | 73% | 2.09 | – | 6% |
| 5 | 9 | Black Panther | 5/15/18 | Disney/Marvel | Action | $700.06 | 63% | 1.66 | – | 15% |
| 6 | 4 | Breaking In | 8/7/18 | Universal | Thriller | $46.54 | 43% | 1.55 | – | – |
| 7 | 5 | Rampage | 7/17/18 | Warner | Action | $99.35 | 50% | 1.50 | 0.4% | 10% |
| 8 | 7 | The Greatest Showman | 4/10/18 | Fox | Musical | $174.34 | 51% | 1.43 | – | 9% |
| 9 | 6 | Overboard (2018) | 7/31/18 | Lionsgate | Comedy | $50.32 | 36% | 1.08 | – | – |
| 10 | 11 | Horton Hears a Who! (2008) | 12/9/08 | Fox | Animated | Re-release | 1% | 1.022 | – | – |
| 11 | 8 | Super Troopers 2 | 7/17/18 | Fox | Comedy | $30.62 | 48% | 1.019 | – | – |
| 12 | ** | The Avengers | 9/25/12 | Disney/Marvel | Action | Re-release | 97% | 0.984 | 0.3% | 86% |
| 13 | ** | Avengers: Age of Ultron | 10/2/15 | Disney/Marvel | Action | Re-release | 95% | 0.983 | 1% | 79% |
| 14 | 10 | A Quiet Place | 7/10/18 | Paramount | Horror | $188.02 | 61% | 0.94 | – | 10% |
| 15 | 12 | I Can Only Imagine | 6/12/18 | Lionsgate | Drama | $83.48 | 35% | 0.870 | – | – |
| 16 | 13 | Cloudy With a Chance of Meatballs 2 | 1/28/14 | Sony Pictures | Animated | Re-release | 0% | 0.866 | 0.01% | – |
| 17 | New | The Yellow Birds | 8/14/18 | Lionsgate | Drama | DTV | 31% | 0.82 | – | – |
| 18 | 20 | A Million Ways to Die in the West | 10/7/14 | Universal | Comedy | Re-release | 6% | 0.76 | – | – |
| 19 | 15 | The Equalizer | 12/30/14 | Sony Pictures | Action | Re-release | 29% | 0.72 | – | 13% |
| 20 | 18 | Blitz | 8/23/11 | Echo Bridge | Action | DTV | – | 0.71 | – | – |
| | | | | | | | | | |
| Source: NPD VideoScan First Alert (based on unit sales from reporting retailers) | | | | | | | |
| MediaPlayNews.com | | | | | | | | | |
| * Units Sold Compared to No. 1 Title | | | | | | | | |
| ** Re-entered the Top 100 | | | | | | | | |
| † Percentage of Overall Disc Sales in a 3D format; 3D is considered a Blu-ray version and is also part of the BD Share for each title. | | | | | |
| †† Percentage of Overall Disc Sales in a UHD BD format; UHD is considered a Blu-ray version and is also part of the BD Share for each title. | | | | |
