Doc Ayers vs. Dae-Sung Koo — Career Comparison

Doc Ayers
Lost GenerationVirginiaThrows RightBats RightNorth AmericaWashington SenatorsAmerican LeagueStarting Pitcher
Dae-Sung Koo
Gen XSouth KoreaThrows LeftBats LeftAsiaNew York MetsNational LeagueRelief Pitcher

Doc Ayers built a career as a starting pitcher and Dae-Sung Koo as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Doc Ayers posted stronger surface numbers — ERA 2.84 and WHIP 1.217 compared to 3.91 and 1.565 for Dae-Sung Koo. By the career numbers, Doc Ayers had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Doc Ayers and Dae-Sung Koo

Doc Ayers
Careerverified
Per 9 Inningsverified
9
9
Dae-Sung Koo
Career
Per 9 Innings
1
1
Doc Ayers
Careerverified
Per 9 Innings
299
1.88
Dae-Sung Koo
Career
Per 9 Inningsverified
33
12.91
Doc Ayers
Careerverified
Per 9 Inningsverified
140
0.88
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Inningsverified
65
0.41
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Career
Per 9 Innings
79
0.5
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Doc Ayers
Careerverified
Per 9 Inningsverified
45.14
45.14
Dae-Sung Koo
Career
Per 9 Innings
Doc Ayers
Careerverified
Per 9 Inningsverified
46.82
46.82
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Inningsverified
58
0.37
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Inningsverified
17
0.11
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Inningsverified
15
0.09
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Career
Per 9 Inningsverified
451
2.84
Dae-Sung Koo
Careerverified
Per 9 Innings
10
3.91
Doc Ayers
Careerverified
Per 9 Inningsverified
2.84
2.84
Dae-Sung Koo
Career
Per 9 Innings
3.91
3.91
Doc Ayers
Careerverified
Per 9 Inningsverified
3.03
3.03
Dae-Sung Koo
Career
Per 9 Innings
4.53
4.53
Doc Ayers
Careerverified
Per 9 Inningsverified
3.25
3.25
Dae-Sung Koo
Career
Per 9 Innings
4.09
4.09
Doc Ayers
Career
Per 9 Innings
0.258
0.258
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0.25
0.25
Doc Ayers
Careerverified
Per 9 Innings
4286
27
Dae-Sung Koo
Career
Per 9 Innings
69
27
Doc Ayers
Careerverified
Per 9 Innings
1428.2
9
Dae-Sung Koo
Career
Per 9 Innings
23
9
Doc Ayers
Career
Per 9 Inningsverified
1357
8.55
Dae-Sung Koo
Careerverified
Per 9 Innings
22
8.61
Doc Ayers
Careerverified
Per 9 Inningsverified
8.55
8.55
Dae-Sung Koo
Career
Per 9 Innings
8.61
8.61
Doc Ayers
Career
Per 9 Inningsverified
23
0.14
Dae-Sung Koo
Careerverified
Per 9 Innings
2
0.78
Doc Ayers
Careerverified
Per 9 Inningsverified
0.14
0.14
Dae-Sung Koo
Career
Per 9 Innings
0.78
0.78
Doc Ayers
Career
Per 9 Innings
0.08
0.08
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0.06
0.06
Doc Ayers
Career
Per 9 Inningsverified
382
2.41
Dae-Sung Koo
Careerverified
Per 9 Innings
13
5.09
Doc Ayers
Careerverified
Per 9 Inningsverified
0
0
Dae-Sung Koo
Career
Per 9 Innings
1
0.39
Doc Ayers
Careerverified
Per 9 Inningsverified
2.41
2.41
Dae-Sung Koo
Career
Per 9 Innings
5.09
5.09
Doc Ayers
Careerverified
Per 9 Innings
622
3.92
Dae-Sung Koo
Career
Per 9 Inningsverified
23
9
Doc Ayers
Career
Per 9 Innings
3.92
3.92
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
9
9
Doc Ayers
Careerverified
Per 9 Inningsverified
2.08
2.08
Dae-Sung Koo
Career
Per 9 Innings
0.7
0.7
Doc Ayers
Career
Per 9 Innings
0.703
0.703
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
1.565
1.565
Doc Ayers
Career
Per 9 Innings
14
0.09
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Doc Ayers
Career
Per 9 Inningsverified
50
0.31
Dae-Sung Koo
Careerverified
Per 9 Innings
2
0.78
Doc Ayers
Career
Per 9 Innings
5
0.03
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0
0
Doc Ayers
Careerverified
Per 9 Innings
5702
35.92
Dae-Sung Koo
Career
Per 9 Inningsverified
106
41.48
Doc Ayers
Careerverified
Per 9 Innings
109
0.69
Dae-Sung Koo
Career
Per 9 Inningsverified
4
1.57
Doc Ayers
Career
Per 9 Inningsverified
612
3.86
Dae-Sung Koo
Careerverified
Per 9 Innings
12
4.7
Doc Ayers
Careerverified
Per 9 Inningsverified
3.86
3.86
Dae-Sung Koo
Career
Per 9 Innings
4.7
4.7
Doc Ayers
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Inningsverified
0
0
Dae-Sung Koo
Career
Per 9 Innings
3
1.17
Doc Ayers
Career
Per 9 Innings
0
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Inningsverified
1.217
1.217
Dae-Sung Koo
Career
Per 9 Innings
1.522
1.522
Doc Ayers
Careerverified
Per 9 Innings
5270
33.2
Dae-Sung Koo
Career
Per 9 Inningsverified
88
34.43
Doc Ayers
Career
Per 9 Innings
2.05
2.05
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
0.36
0.36
Doc Ayers
Careerverified
Per 9 Inningsverified
0.288
0.288
Dae-Sung Koo
Career
Per 9 Innings
0.318
0.318
Doc Ayers
Career
Per 9 Innings
35.92
35.92
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
41.48
41.48

Fielding Stats for Doc Ayers and Dae-Sung Koo

Doc Ayers
Careerverified
Per 9 Innings
9
Dae-Sung Koo
Career
Per 9 Inningsverified
1
1
Doc Ayers
Careerverified
Per 9 Innings
299
Dae-Sung Koo
Career
Per 9 Inningsverified
33
12.91
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
69
27
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
23
9
Doc Ayers
Careerverified
Per 9 Innings
64
Dae-Sung Koo
Career
Per 9 Inningsverified
1
0.39
Doc Ayers
Careerverified
Per 9 Innings
354
Dae-Sung Koo
Career
Per 9 Inningsverified
6
2.35
Doc Ayers
Career
Per 9 Innings
39
Dae-Sung Koo
Careerverified
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Innings
457
Dae-Sung Koo
Career
Per 9 Inningsverified
7
2.74
Doc Ayers
Careerverified
Per 9 Innings
418
Dae-Sung Koo
Career
Per 9 Inningsverified
7
2.74
Doc Ayers
Career
Per 9 Innings
91.47
Dae-Sung Koo
Careerverified
Per 9 Inningsverified
100
100
Doc Ayers
Careerverified
Per 9 Innings
1.398
Dae-Sung Koo
Career
Per 9 Inningsverified
0.212
0.212
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Careerverified
Per 9 Innings
13
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Career
Per 9 Innings
0
0
Doc Ayers
Career
Per 9 Innings
0
Dae-Sung Koo
Career
Per 9 Innings
0
0

Hitting Stats for Doc Ayers and Dae-Sung Koo

Doc Ayers
Careerverified
Per 600 PAverified
9
9
Dae-Sung Koo
Career
Per 600 PA
1
1
Doc Ayers
Careerverified
Per 600 PA
299
397.78
Dae-Sung Koo
Career
Per 600 PAverified
33
9900
Doc Ayers
Careerverified
Per 600 PA
451
600
Dae-Sung Koo
Career
Per 600 PA
2
600
Doc Ayers
Careerverified
Per 600 PA
420
558.76
Dae-Sung Koo
Career
Per 600 PAverified
2
600
Doc Ayers
Career
Per 600 PA
0.171
0.171
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.5
0.5
Doc Ayers
Career
Per 600 PA
0.433
0.433
Dae-Sung Koo
Careerverified
Per 600 PAverified
1.5
1.5
Doc Ayers
Careerverified
Per 600 PA
72
95.79
Dae-Sung Koo
Career
Per 600 PAverified
1
300
Doc Ayers
Careerverified
Per 600 PAverified
60
79.82
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PA
10
13.3
Dae-Sung Koo
Career
Per 600 PAverified
1
300
Doc Ayers
Careerverified
Per 600 PAverified
2
2.66
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Career
Per 600 PA
0
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PA
12
15.96
Dae-Sung Koo
Career
Per 600 PAverified
1
300
Doc Ayers
Career
Per 600 PA
0.167
0.167
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
1
Doc Ayers
Career
Per 600 PA
0
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Career
Per 600 PA
0
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PA
16.49
21.93
Dae-Sung Koo
Career
Per 600 PAverified
0.71
212.28
Doc Ayers
Careerverified
Per 600 PA
86
114.41
Dae-Sung Koo
Career
Per 600 PAverified
2
600
Doc Ayers
Careerverified
Per 600 PA
86
114.41
Dae-Sung Koo
Career
Per 600 PAverified
1
300
Doc Ayers
Career
Per 600 PA
0.198
0.198
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.5
0.5
Doc Ayers
Career
Per 600 PA
0.205
0.205
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
1
Doc Ayers
Career
Per 600 PA
0.403
0.403
Dae-Sung Koo
Careerverified
Per 600 PAverified
1.5
1.5
Doc Ayers
Career
Per 600 PA
0.033
0.033
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.5
0.5
Doc Ayers
Career
Per 600 PA
0.14
0.14
Dae-Sung Koo
Careerverified
Per 600 PAverified
0.475
0.475
Doc Ayers
Career
Per 600 PA
0.287
0.287
Dae-Sung Koo
Careerverified
Per 600 PAverified
2
2
Doc Ayers
Career
Per 600 PA
0.207
0.207
Dae-Sung Koo
Careerverified
Per 600 PAverified
1
1
Doc Ayers
Careerverified
Per 600 PA
20
26.61
Dae-Sung Koo
Career
Per 600 PAverified
1
300
Doc Ayers
Careerverified
Per 600 PAverified
23
30.6
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PA
43
57.21
Dae-Sung Koo
Career
Per 600 PAverified
1
300
Doc Ayers
Careerverified
Per 600 PA
13.21
17.57
Dae-Sung Koo
Career
Per 600 PAverified
0.67
199.5
Doc Ayers
Careerverified
Per 600 PAverified
1
1.33
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PAverified
13
17.29
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Career
Per 600 PA
0
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Career
Per 600 PAverified
72
95.79
Dae-Sung Koo
Careerverified
Per 600 PA
1
300
Doc Ayers
Careerverified
Per 600 PAverified
6.26
6.26
Dae-Sung Koo
Career
Per 600 PA
2
2
Doc Ayers
Careerverified
Per 600 PAverified
0.18
0.18
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PAverified
17
22.62
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Career
Per 600 PA
0
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Career
Per 600 PA
0
0
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PAverified
1
1.33
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PAverified
4
5.32
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PAverified
5
6.65
Dae-Sung Koo
Career
Per 600 PA
0
0
Doc Ayers
Careerverified
Per 600 PAverified
20
20
Dae-Sung Koo
Career
Per 600 PA