Bob James vs. Dave Leonhard — Career Comparison

Bob James
Baby BoomersCaliforniaThrows RightBats RightNorth AmericaChicago White SoxAmerican LeagueRelief Pitcher
Dave Leonhard
Silent GenerationVirginiaThrows RightBats RightNorth AmericaBaltimore OriolesAmerican LeagueRelief Pitcher

The numbers give Bob James a clear advantage over Dave Leonhard across the core pitching metrics. Bob James led in strikeout rate (K%+ 121 vs 66), home run suppression (HR9+ 113 vs 91), and skill-based run prevention (DICE+ 110 vs 89). Dave Leonhard held the edge in run prevention (ERA+ 117 vs 111). Bob James was the better reliever — the numbers make that case clearly.

Pitching Stats for Bob James and Dave Leonhard

Bob James
Careerverified
Per 9 Inningsverified
8
8
Dave Leonhard
Career
Per 9 Innings
6
6
Bob James
Careerverified
Per 9 Inningsverified
279
6.17
Dave Leonhard
Career
Per 9 Innings
117
3.12
Bob James
Career
Per 9 Innings
2
0.04
Dave Leonhard
Careerverified
Per 9 Inningsverified
29
0.77
Bob James
Careerverified
Per 9 Inningsverified
24
0.53
Dave Leonhard
Career
Per 9 Innings
16
0.43
Bob James
Career
Per 9 Innings
26
0.57
Dave Leonhard
Careerverified
Per 9 Inningsverified
14
0.37
Bob James
Career
Per 9 Innings
48
48
Dave Leonhard
Careerverified
Per 9 Inningsverified
53.33
53.33
Bob James
Career
Per 9 Innings
0.72
0.72
Dave Leonhard
Careerverified
Per 9 Inningsverified
24.79
24.79
Bob James
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
7
0.19
Bob James
Career
Per 9 Innings
0
0
Dave Leonhard
Careerverified
Per 9 Inningsverified
4
0.11
Bob James
Careerverified
Per 9 Inningsverified
73
1.61
Dave Leonhard
Career
Per 9 Innings
5
0.13
Bob James
Career
Per 9 Innings
172
3.8
Dave Leonhard
Careerverified
Per 9 Inningsverified
118
3.15
Bob James
Career
Per 9 Innings
3.8
3.8
Dave Leonhard
Careerverified
Per 9 Inningsverified
3.15
3.15
Bob James
Career
Per 9 Innings
3.61
3.61
Dave Leonhard
Careerverified
Per 9 Inningsverified
3.45
3.45
Bob James
Careerverified
Per 9 Inningsverified
3.86
3.86
Dave Leonhard
Career
Per 9 Innings
4.74
4.74
Bob James
Career
Per 9 Innings
0.246
0.246
Dave Leonhard
Careerverified
Per 9 Inningsverified
0.232
0.232
Bob James
Careerverified
Per 9 Innings
1221
27
Dave Leonhard
Career
Per 9 Innings
1011
27
Bob James
Careerverified
Per 9 Innings
407
9
Dave Leonhard
Career
Per 9 Innings
337
9
Bob James
Career
Per 9 Innings
377
8.34
Dave Leonhard
Careerverified
Per 9 Inningsverified
287
7.66
Bob James
Career
Per 9 Innings
8.34
8.34
Dave Leonhard
Careerverified
Per 9 Inningsverified
7.66
7.66
Bob James
Career
Per 9 Innings
39
0.86
Dave Leonhard
Careerverified
Per 9 Inningsverified
32
0.85
Bob James
Career
Per 9 Innings
0.86
0.86
Dave Leonhard
Careerverified
Per 9 Inningsverified
0.85
0.85
Bob James
Careerverified
Per 9 Inningsverified
0.14
0.14
Dave Leonhard
Career
Per 9 Innings
0.27
0.27
Bob James
Career
Per 9 Inningsverified
157
3.47
Dave Leonhard
Careerverified
Per 9 Innings
150
4.01
Bob James
Career
Per 9 Innings
24
0.53
Dave Leonhard
Careerverified
Per 9 Inningsverified
14
0.37
Bob James
Careerverified
Per 9 Inningsverified
3.47
3.47
Dave Leonhard
Career
Per 9 Innings
4.01
4.01
Bob James
Careerverified
Per 9 Inningsverified
340
7.52
Dave Leonhard
Career
Per 9 Innings
146
3.9
Bob James
Careerverified
Per 9 Inningsverified
7.52
7.52
Dave Leonhard
Career
Per 9 Innings
3.9
3.9
Bob James
Career
Per 9 Innings
1.22
1.22
Dave Leonhard
Careerverified
Per 9 Inningsverified
1.25
1.25
Bob James
Careerverified
Per 9 Inningsverified
1.221
1.221
Dave Leonhard
Career
Per 9 Innings
0.878
0.878
Bob James
Career
Per 9 Innings
24
0.53
Dave Leonhard
Careerverified
Per 9 Inningsverified
10
0.27
Bob James
Career
Per 9 Innings
17
0.38
Dave Leonhard
Careerverified
Per 9 Inningsverified
4
0.11
Bob James
Career
Per 9 Innings
7
0.15
Dave Leonhard
Careerverified
Per 9 Inningsverified
4
0.11
Bob James
Careerverified
Per 9 Inningsverified
1755
38.81
Dave Leonhard
Career
Per 9 Innings
1403
37.47
Bob James
Careerverified
Per 9 Inningsverified
194
4.29
Dave Leonhard
Career
Per 9 Innings
24
0.64
Bob James
Career
Per 9 Innings
194
4.29
Dave Leonhard
Careerverified
Per 9 Inningsverified
125
3.34
Bob James
Career
Per 9 Innings
4.29
4.29
Dave Leonhard
Careerverified
Per 9 Inningsverified
3.34
3.34
Bob James
Career
Per 9 Innings
27
0.6
Dave Leonhard
Careerverified
Per 9 Inningsverified
7
0.19
Bob James
Career
Per 9 Innings
21
0.46
Dave Leonhard
Careerverified
Per 9 Inningsverified
5
0.13
Bob James
Careerverified
Per 9 Inningsverified
32
0.71
Dave Leonhard
Career
Per 9 Innings
0
0
Bob James
Career
Per 9 Innings
1.312
1.312
Dave Leonhard
Careerverified
Per 9 Inningsverified
1.297
1.297
Bob James
Careerverified
Per 9 Inningsverified
1533
33.9
Dave Leonhard
Career
Per 9 Innings
1237
33.04
Bob James
Careerverified
Per 9 Inningsverified
0.7
0.7
Dave Leonhard
Career
Per 9 Innings
1.07
1.07
Bob James
Career
Per 9 Innings
0.293
0.293
Dave Leonhard
Careerverified
Per 9 Inningsverified
0.241
0.241
Bob James
Careerverified
Per 9 Inningsverified
38.81
38.81
Dave Leonhard
Career
Per 9 Innings
37.47
37.47

Fielding Stats for Bob James and Dave Leonhard

Bob James
Careerverified
Per 9 Inningsverified
8
8
Dave Leonhard
Career
Per 9 Innings
6
6
Bob James
Careerverified
Per 9 Inningsverified
279
6.17
Dave Leonhard
Career
Per 9 Innings
117
3.13
Bob James
Career
Per 9 Innings
2
0.04
Dave Leonhard
Careerverified
Per 9 Inningsverified
29
0.78
Bob James
Careerverified
Per 9 Innings
1221
27
Dave Leonhard
Career
Per 9 Innings
1010
27
Bob James
Careerverified
Per 9 Innings
407
9
Dave Leonhard
Career
Per 9 Innings
336.2
9
Bob James
Careerverified
Per 9 Innings
28
0.62
Dave Leonhard
Career
Per 9 Inningsverified
27
0.72
Bob James
Career
Per 9 Innings
47
1.04
Dave Leonhard
Careerverified
Per 9 Inningsverified
65
1.74
Bob James
Career
Per 9 Innings
13
0.29
Dave Leonhard
Careerverified
Per 9 Inningsverified
2
0.05
Bob James
Career
Per 9 Innings
88
1.95
Dave Leonhard
Careerverified
Per 9 Inningsverified
94
2.51
Bob James
Career
Per 9 Innings
75
1.66
Dave Leonhard
Careerverified
Per 9 Inningsverified
92
2.46
Bob James
Career
Per 9 Innings
85.23
85.23
Dave Leonhard
Careerverified
Per 9 Inningsverified
97.87
97.87
Bob James
Career
Per 9 Innings
0.269
0.269
Dave Leonhard
Careerverified
Per 9 Inningsverified
0.786
0.786
Bob James
Career
Per 9 Innings
0.72
0.72
Dave Leonhard
Careerverified
Per 9 Inningsverified
24.79
24.79
Bob James
Career
Per 9 Innings
2
0.04
Dave Leonhard
Careerverified
Per 9 Inningsverified
3
0.08
Bob James
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0
Bob James
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0
Bob James
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0
Bob James
Career
Per 9 Innings
0
0
Dave Leonhard
Career
Per 9 Innings
0
0

Hitting Stats for Bob James and Dave Leonhard

Bob James
Careerverified
Per 600 PAverified
8
8
Dave Leonhard
Career
Per 600 PA
6
6
Bob James
Careerverified
Per 600 PAverified
279
7971.43
Dave Leonhard
Career
Per 600 PA
125
806.45
Bob James
Career
Per 600 PA
21
600
Dave Leonhard
Careerverified
Per 600 PA
93
600
Bob James
Career
Per 600 PAverified
21
600
Dave Leonhard
Careerverified
Per 600 PA
77
496.77
Bob James
Careerverified
Per 600 PAverified
0.191
0.191
Dave Leonhard
Career
Per 600 PA
0.156
0.156
Bob James
Career
Per 600 PA
0.381
0.381
Dave Leonhard
Careerverified
Per 600 PAverified
0.479
0.479
Bob James
Career
Per 600 PAverified
4
114.29
Dave Leonhard
Careerverified
Per 600 PA
12
77.42
Bob James
Career
Per 600 PAverified
4
114.29
Dave Leonhard
Careerverified
Per 600 PA
10
64.52
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
2
12.9
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
2
12.9
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
0.167
0.167
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PAverified
0.69
19.6
Dave Leonhard
Careerverified
Per 600 PA
2.41
15.53
Bob James
Career
Per 600 PAverified
4
114.29
Dave Leonhard
Careerverified
Per 600 PA
14
90.32
Bob James
Career
Per 600 PAverified
4
114.29
Dave Leonhard
Careerverified
Per 600 PA
17
109.68
Bob James
Career
Per 600 PA
0.191
0.191
Dave Leonhard
Careerverified
Per 600 PAverified
0.207
0.207
Bob James
Careerverified
Per 600 PAverified
0.191
0.191
Dave Leonhard
Career
Per 600 PA
0.182
0.182
Bob James
Career
Per 600 PA
0.381
0.381
Dave Leonhard
Careerverified
Per 600 PAverified
0.389
0.389
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
0.026
0.026
Bob James
Career
Per 600 PA
0.133
0.133
Dave Leonhard
Careerverified
Per 600 PAverified
0.139
0.139
Bob James
Career
Per 600 PA
0.235
0.235
Dave Leonhard
Careerverified
Per 600 PAverified
0.279
0.279
Bob James
Careerverified
Per 600 PAverified
0.667
0.667
Dave Leonhard
Career
Per 600 PA
0.267
0.267
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
6
38.71
Bob James
Career
Per 600 PAverified
2
57.14
Dave Leonhard
Career
Per 600 PA
2
12.9
Bob James
Career
Per 600 PAverified
2
57.14
Dave Leonhard
Careerverified
Per 600 PA
8
51.61
Bob James
Career
Per 600 PAverified
0.5
14.28
Dave Leonhard
Careerverified
Per 600 PA
1.45
9.35
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
5
32.26
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Careerverified
Per 600 PA
15
428.57
Dave Leonhard
Career
Per 600 PAverified
32
206.45
Bob James
Career
Per 600 PA
1.4
1.4
Dave Leonhard
Careerverified
Per 600 PAverified
2.91
2.91
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
0.16
0.16
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Careerverified
Per 600 PAverified
11
70.97
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Careerverified
Per 600 PAverified
0
0
Dave Leonhard
Career
Per 600 PA
3
19.35
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Dave Leonhard
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
Dave Leonhard
Career
Per 600 PA