Brett has taken the ball for 1,526 innings and is sitting with 807 strikeouts in his MLB career. His earned run average is 3.93 (666 earned runs allowed) and he has a career WHIP of 1.344. He has given up 1,490 base hits (8.8 hits per nine innings) and has had 562 walks. Brett (83-85 career record) is the owner of a FIP of 3.77 while he has faced 6,477 batters during his time in the major leagues.
Ken Brett Stats
| Year | Team | G | IP | W | L | WHIP | ERA | H | BB | SO | FIP | SV | GS | HR | ER | R | BF | SO/W | H/9 | SO/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 349 | 1526.1 | 83 | 85 | 1.344 | 3.93 | 1,490 | 562 | 807 | 3.77 | 11 | 184 | 127 | 666 | 734 | 6,477 | 1.44 | 8.8 | 4.8 | |
| 1981 | KCR | 22 | 32.1 | 1 | 1 | 1.515 | 4.18 | 35 | 14 | 7 | 4.36 | 2 | 0 | 2 | 15 | 16 | 144 | 0.50 | 9.7 | 1.9 |
| 1980 | KCR | 8 | 13.1 | 0 | 0 | 0.975 | 0.00 | 8 | 5 | 4 | 3.50 | 1 | 0 | 0 | 0 | 0 | 54 | 0.80 | 5.4 | 2.7 |
| 1979 | TOT | 39 | 59.2 | 4 | 3 | 1.441 | 3.77 | 68 | 18 | 16 | 3.59 | 2 | 0 | 2 | 25 | 27 | 260 | 0.89 | 10.3 | 2.4 |
| 1979 | MIN | 9 | 12.2 | 0 | 0 | 1.737 | 4.97 | 16 | 6 | 3 | 4.71 | 0 | 0 | 1 | 7 | 7 | 58 | 0.50 | 11.4 | 2.1 |
| 1979 | LAD | 30 | 47.0 | 4 | 3 | 1.362 | 3.45 | 52 | 12 | 13 | 3.29 | 2 | 0 | 1 | 18 | 20 | 202 | 1.08 | 10.0 | 2.5 |
| 1978 | CAL | 31 | 100.0 | 3 | 5 | 1.420 | 4.95 | 100 | 42 | 43 | 4.58 | 1 | 10 | 12 | 55 | 60 | 428 | 1.02 | 9.0 | 3.9 |
| 1977 | TOT | 34 | 224.2 | 13 | 14 | 1.384 | 4.53 | 258 | 53 | 80 | 4.23 | 0 | 34 | 25 | 113 | 120 | 950 | 1.51 | 10.3 | 3.2 |
| 1977 | CHW | 13 | 82.2 | 6 | 4 | 1.403 | 5.01 | 101 | 15 | 39 | 3.95 | 0 | 13 | 10 | 46 | 47 | 352 | 2.60 | 11.0 | 4.2 |
| 1977 | CAL | 21 | 142.0 | 7 | 10 | 1.373 | 4.25 | 157 | 38 | 41 | 4.40 | 0 | 21 | 15 | 67 | 73 | 598 | 1.08 | 10.0 | 2.6 |
| 1976 | TOT | 29 | 203.0 | 10 | 12 | 1.227 | 3.28 | 173 | 76 | 92 | 3.21 | 2 | 26 | 5 | 74 | 82 | 835 | 1.21 | 7.7 | 4.1 |
| 1976 | NYY | 2 | 2.1 | 0 | 0 | 0.857 | 0.00 | 2 | 0 | 1 | 1.78 | 1 | 0 | 0 | 0 | 0 | 9 | 0.00 | 7.7 | 3.9 |
| 1976 | CHW | 27 | 200.2 | 10 | 12 | 1.231 | 3.32 | 171 | 76 | 91 | 3.23 | 1 | 26 | 5 | 74 | 82 | 826 | 1.20 | 7.7 | 4.1 |
| 1975 | PIT | 23 | 118.0 | 9 | 5 | 1.297 | 3.36 | 110 | 43 | 47 | 4.04 | 0 | 16 | 10 | 44 | 47 | 492 | 1.09 | 8.4 | 3.6 |
| 1974 | PIT | 27 | 191.0 | 13 | 9 | 1.277 | 3.30 | 192 | 52 | 96 | 3.03 | 0 | 27 | 9 | 70 | 81 | 807 | 1.85 | 9.0 | 4.5 |
| 1973 | PHI | 31 | 211.2 | 13 | 9 | 1.323 | 3.44 | 206 | 74 | 111 | 3.73 | 0 | 25 | 19 | 81 | 91 | 882 | 1.50 | 8.8 | 4.7 |
| 1972 | MIL | 26 | 133.0 | 7 | 12 | 1.278 | 4.53 | 121 | 49 | 74 | 3.68 | 0 | 22 | 13 | 67 | 76 | 559 | 1.51 | 8.2 | 5.0 |
| 1971 | BOS | 29 | 59.0 | 0 | 3 | 1.559 | 5.34 | 57 | 35 | 57 | 3.89 | 1 | 2 | 7 | 35 | 38 | 264 | 1.63 | 8.7 | 8.7 |
| 1970 | BOS | 41 | 139.1 | 8 | 9 | 1.414 | 4.07 | 118 | 79 | 155 | 3.76 | 2 | 14 | 17 | 63 | 71 | 616 | 1.96 | 7.6 | 10.0 |
| 1969 | BOS | 8 | 39.1 | 2 | 3 | 1.602 | 5.26 | 41 | 22 | 23 | 5.23 | 0 | 8 | 6 | 23 | 24 | 178 | 1.05 | 9.4 | 5.3 |
| 1967 | BOS | 1 | 2.0 | 0 | 0 | 1.500 | 4.50 | 3 | 0 | 2 | 0.54 | 0 | 0 | 0 | 1 | 1 | 8 | 0.00 | 13.5 | 9.0 |
