| Rank | Release
| Genre
| Budget
| Running Time
| Gross | Theaters | Total Gross | Release Date | Distributor
| Estimated
|
|---|
| 1 | Kuan Mun Ho | - | - | - | $2,645,440 | 142 | $4,419,338 | Aug 19 | GMM Tai Hub (GTH) | false |
| 2 | A Little Thing Called Love | - | - | - | $1,817,241 | 88 | $2,659,443 | Aug 12 | Mongkol Film Company | false |
| 3 | Step Up 3D | - | - | - | $1,766,246 | 80 | $1,903,317 | Aug 5 | Mongkol Major | false |
| 4 | Salt | - | - | - | $1,500,734 | 122 | $1,515,513 | Aug 5 | Sony Pictures Releasing | false |
| 5 | The Holy Man III | - | - | - | $1,156,835 | 104 | $1,205,719 | Aug 12 | Pranakorn Films | false |
| 6 | Toy Story 3 | - | - | - | $1,123,268 | 86 | $1,526,259 | Aug 12 | Walt Disney Pictures | false |
| 7 | The Last Airbender | - | - | - | $582,563 | 135 | $1,373,034 | Jul 29 | United International Pictures | false |
| 8 | Boonchu Jayunaijaisamer | - | - | - | $506,484 | 74 | $506,484 | Aug 5 | Five Star Entertainment | false |
| 9 | The Expendables | - | - | - | $461,102 | 98 | $1,101,568 | Aug 26 | - | false |
| 10 | Inception | - | - | - | $289,471 | 107 | $2,087,414 | Jul 15 | Warner Bros. | false |
| 11 | Piranha 3D | - | - | - | $234,273 | 64 | $719,270 | Aug 26 | M Pictures | false |
| 12 | Tukky, jaoying khaai gop | - | - | - | $188,049 | 122 | $2,000,227 | Jul 22 | Mongkol Film Company | false |
| 13 | Splice 2010 Re-release | - | - | - | $177,782 | 48 | $192,868 | Aug 19 | M Pictures | false |
| 14 | The Sorcerer's Apprentice | - | - | - | $157,047 | 140 | $2,069,163 | Jul 22 | Walt Disney Pictures | false |
| 15 | Brown Sugar | - | - | - | $119,684 | 58 | $321,837 | Aug 26 | Mongkol Film Company | false |
| 16 | The Back-up Plan | - | - | - | $36,221 | 4 | $63,604 | Aug 19 | Sony Pictures Releasing | false |
| 17 | Despicable Me | - | - | - | $12,757 | 50 | $407,845 | Jul 15 | United International Pictures | false |
| 18 | Ngao: Kamkrai Kamman | - | - | - | $10,285 | 16 | $27,353 | Aug 26 | - | false |
| 19 | MacGruber | - | - | - | $6,303 | 2 | $10,421 | Aug 19 | Mongkol Major | false |
| 20 | Baaria | - | - | - | $5,850 | 1 | $6,565 | Aug 5 | Mongkol Major | false |
| 21 | The Twilight Saga: Eclipse | - | - | - | $4,274 | 198 | $3,218,265 | Jul 1 | Mongkol Major | false |
| 22 | Beyond a Reasonable Doubt | - | - | - | $3,138 | 1 | $4,521 | Aug 19 | - | false |
| 23 | Uncle Boonmee Who Can Recall His Past Lives | - | - | - | $2,394 | 1 | $33,084 | Jun 25 | - | false |
| 24 | Centurion | - | - | - | $1,993 | 1 | $4,067 | Aug 26 | - | false |
| 25 | Shanghai | - | - | - | $1,987 | 6 | $25,331 | Jul 15 | M Pictures | false |
| 26 | Jeon Woochi | - | - | - | $1,037 | 2 | $1,037 | Aug 19 | - | false |
