Data courtesy ESPN.com. Ratings current through 20 April 2005 (1230 games).
Weight of tied games = 0
| Rk | Team | Div. | Z-Rating | BSWP | Record | Pct | Ratio | SOS | Rk | ||||
| 1 | Phoenix Suns | PF | 334.70 | .7589 | 62-20 | .756 | 3.100 | 107.97 | 6 | ||||
| 2 | San Antonio Spurs | SW | 282.45 | .7273 | 59-23 | .720 | 2.565 | 110.11 | 2 | ||||
| 3 | Dallas Mavericks | SW | 264.67 | .7147 | 58-24 | .707 | 2.417 | 109.52 | 3 | ||||
| 4 | Miami Heat | SE | 249.82 | .7032 | 59-23 | .720 | 2.565 | 97.387 | 18 | ||||
| 5 | Detroit Pistons | CN | 189.52 | .6454 | 54-28 | .659 | 1.929 | 98.269 | 17 | ||||
| 6 | Seattle SuperSonics | NW | 189.02 | .6448 | 52-30 | .634 | 1.733 | 109.05 | 5 | ||||
| 7 | Houston Rockets | SW | 179.45 | .6334 | 51-31 | .622 | 1.645 | 109.08 | 4 | ||||
| 8 | Sacramento Kings | PF | 172.35 | .6245 | 50-32 | .610 | 1.563 | 110.30 | 1 | ||||
| 9 | Denver Nuggets | NW | 157.42 | .6043 | 49-33 | .598 | 1.485 | 106.02 | 8 | ||||
| 10 | Memphis Grizzlies | SW | 130.30 | .5613 | 45-37 | .549 | 1.216 | 107.14 | 7 | ||||
| 11 | Chicago Bulls | CN | 129.87 | .5605 | 47-35 | .573 | 1.343 | 96.708 | 19 | ||||
| 12 | Minnesota Timberwolves | NW | 122.40 | .5469 | 44-38 | .537 | 1.158 | 105.71 | 9 | ||||
| 13 | Washington Wizards | SE | 116.42 | .5353 | 45-37 | .549 | 1.216 | 95.721 | 21 | ||||
| 14 | Boston Celtics | AT | 115.14 | .5327 | 45-37 | .549 | 1.216 | 94.667 | 24 | ||||
| 15 | Indiana Pacers | CN | 114.36 | .5311 | 44-38 | .537 | 1.158 | 98.763 | 16 | ||||
| 16 | Philadelphia 76ers | AT | 105.78 | .5130 | 43-39 | .524 | 1.103 | 95.937 | 20 | ||||
| 17 | New Jersey Nets | AT | 100.09 | .5002 | 42-40 | .512 | 1.050 | 95.327 | 22 | ||||
| 18 | Cleveland Cavaliers | CN | 97.862 | .4950 | 42-40 | .512 | 1.050 | 93.202 | 27 | ||||
| 19 | Los Angeles Clippers | PF | 83.236 | .4575 | 37-45 | .451 | 0.822 | 101.23 | 12 | ||||
| 20 | Los Angeles Lakers | PF | 74.717 | .4328 | 34-48 | .415 | 0.708 | 105.48 | 10 | ||||
| 21 | Orlando Magic | SE | 73.354 | .4286 | 36-46 | .439 | 0.783 | 93.730 | 26 | ||||
| 22 | Golden State Warriors | PF | 72.473 | .4259 | 34-48 | .415 | 0.708 | 102.32 | 11 | ||||
| 23 | Toronto Raptors | AT | 64.108 | .3983 | 33-49 | .402 | 0.673 | 95.191 | 23 | ||||
| 24 | New York Knicks | AT | 62.122 | .3913 | 33-49 | .402 | 0.673 | 92.242 | 28 | ||||
| 25 | Milwaukee Bucks | CN | 54.327 | .3620 | 30-52 | .366 | 0.577 | 94.166 | 25 | ||||
| 26 | Portland Trailblazers | NW | 49.585 | .3426 | 27-55 | .329 | 0.491 | 101.01 | 13 | ||||
| 27 | Utah Jazz | NW | 46.080 | .3273 | 26-56 | .317 | 0.464 | 99.249 | 14 | ||||
| 28 | New Orleans Hornets | SW | 27.905 | .2322 | 18-64 | .220 | 0.281 | 99.218 | 15 | ||||
| 29 | Charlotte Bobcats | SE | 24.821 | .2127 | 18-64 | .220 | 0.281 | 88.254 | 30 | ||||
| 30 | Atlanta Hawks | SE | 16.938 | .1562 | 13-69 | .159 | 0.188 | 89.901 | 29 |
| Division | BSWP | Tms | Top Team | |
| 1 | Southwest (SW) | .5856 | 5 | San Antonio Spurs (2) |
| 2 | Pacific (PF) | .5463 | 5 | Phoenix Suns (1) |
| 3 | Central (CN) | .5218 | 5 | Detroit Pistons (5) |
| 4 | Northwest (NW) | .4921 | 5 | Seattle SuperSonics (6) |
| 5 | Atlantic (AT) | .4619 | 5 | Boston Celtics (14) |
| 6 | Southeast (SE) | .3923 | 5 | Miami Heat (4) |