Leo Mangum vs. Bill Williams — Career Comparison

Leo Mangum
Lost GenerationNorth CarolinaThrows RightBats RightNorth AmericaBoston BravesNational LeagueRelief Pitcher
Bill Williams
UnknownNew York Black YankeesNegro National League IIStarting Pitcher

Bill Williams built a career as a starting pitcher and Leo Mangum as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bill Williams posted stronger surface numbers — ERA 5.06 and WHIP 1.313 compared to 5.37 and 1.606 for Leo Mangum. By the career numbers, Bill Williams had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Leo Mangum and Bill Williams

Leo Mangum
Careerverified
Per 9 Inningsverified
7
7
Bill Williams
Career
Per 9 Innings
1
1
Leo Mangum
Careerverified
Per 9 Inningsverified
85
2.96
Bill Williams
Career
Per 9 Innings
1
1.69
Leo Mangum
Careerverified
Per 9 Innings
16
0.56
Bill Williams
Career
Per 9 Inningsverified
1
1.69
Leo Mangum
Careerverified
Per 9 Inningsverified
11
0.38
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Innings
10
0.35
Bill Williams
Careerverified
Per 9 Inningsverified
0
0
Leo Mangum
Careerverified
Per 9 Inningsverified
52.38
52.38
Bill Williams
Career
Per 9 Innings
Leo Mangum
Career
Per 9 Innings
18.82
18.82
Bill Williams
Careerverified
Per 9 Inningsverified
100
100
Leo Mangum
Careerverified
Per 9 Inningsverified
4
0.14
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Careerverified
Per 9 Inningsverified
1
0.03
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Careerverified
Per 9 Inningsverified
1
0.03
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Innings
154
5.37
Bill Williams
Careerverified
Per 9 Inningsverified
3
5.06
Leo Mangum
Career
Per 9 Innings
5.37
5.37
Bill Williams
Careerverified
Per 9 Inningsverified
5.06
5.06
Leo Mangum
Career
Per 9 Innings
5.1
5.1
Bill Williams
Careerverified
Per 9 Inningsverified
3.24
3.24
Leo Mangum
Careerverified
Per 9 Inningsverified
4
4
Bill Williams
Career
Per 9 Innings
6.94
6.94
Leo Mangum
Career
Per 9 Innings
0.31
0.31
Bill Williams
Careerverified
Per 9 Inningsverified
0.158
0.158
Leo Mangum
Careerverified
Per 9 Innings
775
27
Bill Williams
Career
Per 9 Innings
16
27
Leo Mangum
Careerverified
Per 9 Innings
258.1
9
Bill Williams
Career
Per 9 Innings
5.1
9
Leo Mangum
Career
Per 9 Innings
343
11.95
Bill Williams
Careerverified
Per 9 Inningsverified
3
5.06
Leo Mangum
Career
Per 9 Innings
11.95
11.95
Bill Williams
Careerverified
Per 9 Inningsverified
5.06
5.06
Leo Mangum
Career
Per 9 Inningsverified
15
0.52
Bill Williams
Careerverified
Per 9 Innings
1
1.69
Leo Mangum
Careerverified
Per 9 Inningsverified
0.52
0.52
Bill Williams
Career
Per 9 Innings
1.69
1.69
Leo Mangum
Careerverified
Per 9 Inningsverified
0.18
0.18
Bill Williams
Career
Per 9 Innings
1
1
Leo Mangum
Career
Per 9 Inningsverified
72
2.51
Bill Williams
Careerverified
Per 9 Innings
4
6.75
Leo Mangum
Career
Per 9 Innings
0
0
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Careerverified
Per 9 Inningsverified
2.51
2.51
Bill Williams
Career
Per 9 Innings
6.75
6.75
Leo Mangum
Careerverified
Per 9 Innings
78
2.72
Bill Williams
Career
Per 9 Inningsverified
2
3.38
Leo Mangum
Career
Per 9 Innings
2.72
2.72
Bill Williams
Careerverified
Per 9 Inningsverified
3.38
3.38
Leo Mangum
Career
Per 9 Innings
0.92
0.92
Bill Williams
Careerverified
Per 9 Inningsverified
2
2
Leo Mangum
Career
Per 9 Innings
0.581
0.581
Bill Williams
Careerverified
Per 9 Inningsverified
1.125
1.125
Leo Mangum
Career
Per 9 Innings
1
0.03
Bill Williams
Careerverified
Per 9 Inningsverified
0
0
Leo Mangum
Career
Per 9 Innings
1
0.03
Bill Williams
Careerverified
Per 9 Inningsverified
0
0
Leo Mangum
Career
Per 9 Innings
0
0
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Careerverified
Per 9 Innings
1180
41.11
Bill Williams
Career
Per 9 Inningsverified
25
42.19
Leo Mangum
Careerverified
Per 9 Inningsverified
29
1.01
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Inningsverified
174
6.06
Bill Williams
Careerverified
Per 9 Innings
4
6.75
Leo Mangum
Careerverified
Per 9 Inningsverified
6.06
6.06
Bill Williams
Career
Per 9 Innings
6.75
6.75
Leo Mangum
Careerverified
Per 9 Inningsverified
0
0
Bill Williams
Career
Per 9 Innings
2
3.38
Leo Mangum
Career
Per 9 Innings
0
0
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Innings
0
0
Bill Williams
Careerverified
Per 9 Inningsverified
1
1.69
Leo Mangum
Career
Per 9 Innings
1.607
1.607
Bill Williams
Careerverified
Per 9 Inningsverified
1.313
1.313
Leo Mangum
Careerverified
Per 9 Inningsverified
1107
38.57
Bill Williams
Career
Per 9 Innings
19
32.06
Leo Mangum
Careerverified
Per 9 Inningsverified
2.05
2.05
Bill Williams
Career
Per 9 Innings
4
4
Leo Mangum
Career
Per 9 Innings
0.324
0.324
Bill Williams
Careerverified
Per 9 Inningsverified
0.125
0.125
Leo Mangum
Career
Per 9 Innings
41.11
41.11
Bill Williams
Careerverified
Per 9 Inningsverified
42.19
42.19

Fielding Stats for Leo Mangum and Bill Williams

Leo Mangum
Careerverified
Per 9 Innings
7
Bill Williams
Career
Per 9 Inningsverified
1
1
Leo Mangum
Careerverified
Per 9 Innings
85
Bill Williams
Career
Per 9 Inningsverified
1
1.69
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Careerverified
Per 9 Inningsverified
1
1.69
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Careerverified
Per 9 Inningsverified
16
27
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Careerverified
Per 9 Inningsverified
5.1
9
Leo Mangum
Careerverified
Per 9 Innings
9
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Careerverified
Per 9 Innings
77
Bill Williams
Career
Per 9 Inningsverified
1
1.69
Leo Mangum
Career
Per 9 Innings
3
Bill Williams
Careerverified
Per 9 Innings
0
0
Leo Mangum
Careerverified
Per 9 Innings
89
Bill Williams
Career
Per 9 Inningsverified
1
1.69
Leo Mangum
Careerverified
Per 9 Innings
86
Bill Williams
Career
Per 9 Inningsverified
1
1.69
Leo Mangum
Career
Per 9 Innings
96.63
Bill Williams
Careerverified
Per 9 Inningsverified
100
100
Leo Mangum
Careerverified
Per 9 Innings
1.012
Bill Williams
Career
Per 9 Inningsverified
1
1
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Careerverified
Per 9 Inningsverified
100
100
Leo Mangum
Careerverified
Per 9 Innings
8
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Career
Per 9 Innings
0
0
Leo Mangum
Career
Per 9 Innings
0
Bill Williams
Career
Per 9 Innings
0
0

Hitting Stats for Leo Mangum and Bill Williams

Leo Mangum
Careerverified
Per 600 PAverified
7
7
Bill Williams
Career
Per 600 PA
1
1
Leo Mangum
Careerverified
Per 600 PAverified
85
629.63
Bill Williams
Career
Per 600 PA
1
300
Leo Mangum
Careerverified
Per 600 PA
81
600
Bill Williams
Career
Per 600 PA
2
600
Leo Mangum
Careerverified
Per 600 PA
75
555.56
Bill Williams
Career
Per 600 PAverified
2
600
Leo Mangum
Careerverified
Per 600 PAverified
0.2
0.2
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.494
0.494
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
15
111.11
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
14
103.7
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
1
7.41
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
1
7.41
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.067
0.067
Bill Williams
Career
Per 600 PA
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
Leo Mangum
Careerverified
Per 600 PAverified
3.65
27.03
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
17
125.93
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
19
140.74
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.241
0.241
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.227
0.227
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.467
0.467
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.027
0.027
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.165
0.165
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.339
0.339
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
0.224
0.224
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
7
51.85
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
3
22.22
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
10
74.07
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
4.05
29.97
Bill Williams
Career
Per 600 PA
-0.2
-60
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Careerverified
Per 600 PAverified
4
29.63
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
8
59.26
Bill Williams
Careerverified
Per 600 PAverified
0
0
Leo Mangum
Careerverified
Per 600 PAverified
10.13
10.13
Bill Williams
Career
Per 600 PA
Leo Mangum
Careerverified
Per 600 PAverified
0.5
0.5
Bill Williams
Career
Per 600 PA
Leo Mangum
Careerverified
Per 600 PAverified
2
14.81
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
2
14.81
Bill Williams
Careerverified
Per 600 PAverified
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
0
0
Bill Williams
Career
Per 600 PA
0
0
Leo Mangum
Career
Per 600 PA
Bill Williams
Career
Per 600 PA