Bob James vs. Justin Masterson — Career Comparison

Bob James
Baby BoomersCaliforniaThrows RightBats RightNorth AmericaChicago White SoxAmerican LeagueRelief Pitcher
Justin Masterson
MillenialJamaicaThrows RightBats RightCaribbeanCleveland GuardiansAmerican LeagueStarting PitcherAll-Star

Justin Masterson built a career as a starting pitcher and Bob James as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bob James led in walk avoidance (BB%+ 118 vs 77), run prevention (ERA+ 111 vs 93), and strikeout rate (K%+ 121 vs 110). Justin Masterson held the edge in home run suppression (HR9+ 143 vs 113). Role difference aside, Bob James holds a clear edge on every meaningful shared measure.

Pitching Stats for Bob James and Justin Masterson

Bob James
Career
Per 9 Innings
8
8
Justin Masterson
Career
Per 9 Innings
8
8
Bob James
Careerverified
Per 9 Inningsverified
279
6.17
Justin Masterson
Career
Per 9 Innings
258
1.93
Bob James
Career
Per 9 Innings
2
0.04
Justin Masterson
Careerverified
Per 9 Inningsverified
184
1.38
Bob James
Career
Per 9 Inningsverified
24
0.53
Justin Masterson
Careerverified
Per 9 Innings
64
0.48
Bob James
Careerverified
Per 9 Innings
26
0.57
Justin Masterson
Career
Per 9 Inningsverified
74
0.55
Bob James
Careerverified
Per 9 Inningsverified
48
48
Justin Masterson
Career
Per 9 Innings
46.38
46.38
Bob James
Career
Per 9 Innings
0.72
0.72
Justin Masterson
Careerverified
Per 9 Inningsverified
71.32
71.32
Bob James
Career
Per 9 Innings
0
0
Justin Masterson
Careerverified
Per 9 Inningsverified
7
0.05
Bob James
Career
Per 9 Innings
0
0
Justin Masterson
Careerverified
Per 9 Inningsverified
4
0.03
Bob James
Careerverified
Per 9 Inningsverified
73
1.61
Justin Masterson
Career
Per 9 Innings
0
0
Bob James
Careerverified
Per 9 Inningsverified
172
3.8
Justin Masterson
Career
Per 9 Innings
575
4.31
Bob James
Careerverified
Per 9 Inningsverified
3.8
3.8
Justin Masterson
Career
Per 9 Innings
4.31
4.31
Bob James
Careerverified
Per 9 Inningsverified
3.61
3.61
Justin Masterson
Career
Per 9 Innings
4.22
4.22
Bob James
Career
Per 9 Innings
3.86
3.86
Justin Masterson
Careerverified
Per 9 Inningsverified
3.85
3.85
Bob James
Careerverified
Per 9 Inningsverified
0.246
0.246
Justin Masterson
Career
Per 9 Innings
0.259
0.259
Bob James
Career
Per 9 Innings
1221
27
Justin Masterson
Careerverified
Per 9 Innings
3603
27
Bob James
Career
Per 9 Innings
407
9
Justin Masterson
Careerverified
Per 9 Innings
1201
9
Bob James
Careerverified
Per 9 Inningsverified
377
8.34
Justin Masterson
Career
Per 9 Innings
1181
8.85
Bob James
Careerverified
Per 9 Inningsverified
8.34
8.34
Justin Masterson
Career
Per 9 Innings
8.85
8.85
Bob James
Careerverified
Per 9 Innings
39
0.86
Justin Masterson
Career
Per 9 Inningsverified
97
0.73
Bob James
Career
Per 9 Innings
0.86
0.86
Justin Masterson
Careerverified
Per 9 Inningsverified
0.73
0.73
Bob James
Careerverified
Per 9 Inningsverified
0.14
0.14
Justin Masterson
Career
Per 9 Innings
0.38
0.38
Bob James
Careerverified
Per 9 Inningsverified
157
3.47
Justin Masterson
Career
Per 9 Innings
498
3.73
Bob James
Career
Per 9 Innings
24
0.53
Justin Masterson
Careerverified
Per 9 Inningsverified
17
0.13
Bob James
Careerverified
Per 9 Inningsverified
3.47
3.47
Justin Masterson
Career
Per 9 Innings
3.73
3.73
Bob James
Career
Per 9 Innings
340
7.52
Justin Masterson
Careerverified
Per 9 Innings
1004
7.52
Bob James
Career
Per 9 Innings
7.52
7.52
Justin Masterson
Career
Per 9 Innings
7.52
7.52
Bob James
Career
Per 9 Innings
1.22
1.22
Justin Masterson
Careerverified
Per 9 Inningsverified
3.89
3.89
Bob James
Career
Per 9 Innings
1.221
1.221
Justin Masterson
Careerverified
Per 9 Inningsverified
1.251
1.251
Bob James
Careerverified
Per 9 Innings
24
0.53
Justin Masterson
Career
Per 9 Inningsverified
66
0.49
Bob James
Careerverified
Per 9 Inningsverified
17
0.38
Justin Masterson
Career
Per 9 Innings
93
0.7
Bob James
Career
Per 9 Innings
7
0.15
Justin Masterson
Careerverified
Per 9 Inningsverified
1
0.01
Bob James
Career
Per 9 Innings
1755
38.81
Justin Masterson
Careerverified
Per 9 Inningsverified
5217
39.09
Bob James
Careerverified
Per 9 Inningsverified
194
4.29
Justin Masterson
Career
Per 9 Innings
17
0.13
Bob James
Careerverified
Per 9 Inningsverified
194
4.29
Justin Masterson
Career
Per 9 Innings
625
4.68
Bob James
Careerverified
Per 9 Inningsverified
4.29
4.29
Justin Masterson
Career
Per 9 Innings
4.68
4.68
Bob James
Careerverified
Per 9 Innings
27
0.6
Justin Masterson
Career
Per 9 Inningsverified
40
0.3
Bob James
Careerverified
Per 9 Innings
21
0.46
Justin Masterson
Career
Per 9 Inningsverified
32
0.24
Bob James
Career
Per 9 Innings
32
0.71
Justin Masterson
Careerverified
Per 9 Inningsverified
137
1.03
Bob James
Careerverified
Per 9 Inningsverified
1.312
1.312
Justin Masterson
Career
Per 9 Innings
1.398
1.398
Bob James
Career
Per 9 Innings
1533
33.9
Justin Masterson
Careerverified
Per 9 Inningsverified
4554
34.13
Bob James
Careerverified
Per 9 Inningsverified
0.7
0.7
Justin Masterson
Career
Per 9 Innings
2.42
2.42
Bob James
Careerverified
Per 9 Inningsverified
0.293
0.293
Justin Masterson
Career
Per 9 Innings
0.314
0.314
Bob James
Career
Per 9 Innings
38.81
38.81
Justin Masterson
Careerverified
Per 9 Inningsverified
39.09
39.09

Fielding Stats for Bob James and Justin Masterson

Bob James
Career
Per 9 Innings
8
8
Justin Masterson
Career
Per 9 Innings
8
8
Bob James
Careerverified
Per 9 Inningsverified
279
6.17
Justin Masterson
Career
Per 9 Innings
258
1.93
Bob James
Career
Per 9 Innings
2
0.04
Justin Masterson
Careerverified
Per 9 Inningsverified
184
1.38
Bob James
Career
Per 9 Innings
1221
27
Justin Masterson
Careerverified
Per 9 Innings
3603
27
Bob James
Career
Per 9 Innings
407
9
Justin Masterson
Careerverified
Per 9 Innings
1201
9
Bob James
Career
Per 9 Innings
28
0.62
Justin Masterson
Careerverified
Per 9 Inningsverified
103
0.77
Bob James
Career
Per 9 Innings
47
1.04
Justin Masterson
Careerverified
Per 9 Inningsverified
189
1.42
Bob James
Careerverified
Per 9 Innings
13
0.29
Justin Masterson
Career
Per 9 Inningsverified
14
0.1
Bob James
Career
Per 9 Innings
88
1.95
Justin Masterson
Careerverified
Per 9 Inningsverified
306
2.29
Bob James
Career
Per 9 Innings
75
1.66
Justin Masterson
Careerverified
Per 9 Inningsverified
292
2.19
Bob James
Career
Per 9 Innings
85.23
85.23
Justin Masterson
Careerverified
Per 9 Inningsverified
95.42
95.42
Bob James
Career
Per 9 Innings
0.269
0.269
Justin Masterson
Careerverified
Per 9 Inningsverified
1.132
1.132
Bob James
Career
Per 9 Innings
0.72
0.72
Justin Masterson
Careerverified
Per 9 Inningsverified
71.32
71.32
Bob James
Career
Per 9 Innings
2
0.04
Justin Masterson
Careerverified
Per 9 Inningsverified
19
0.14
Bob James
Career
Per 9 Innings
0
0
Justin Masterson
Career
Per 9 Innings
0
0
Bob James
Career
Per 9 Innings
0
0
Justin Masterson
Career
Per 9 Innings
0
0
Bob James
Career
Per 9 Innings
0
0
Justin Masterson
Career
Per 9 Innings
0
0
Bob James
Career
Per 9 Innings
0
0
Justin Masterson
Career
Per 9 Innings
0
0

Hitting Stats for Bob James and Justin Masterson

Bob James
Career
Per 600 PA
8
8
Justin Masterson
Career
Per 600 PA
8
8
Bob James
Careerverified
Per 600 PAverified
279
7971.43
Justin Masterson
Career
Per 600 PA
258
4300
Bob James
Career
Per 600 PA
21
600
Justin Masterson
Careerverified
Per 600 PA
36
600
Bob James
Career
Per 600 PAverified
21
600
Justin Masterson
Careerverified
Per 600 PA
33
550
Bob James
Career
Per 600 PA
0.191
0.191
Justin Masterson
Careerverified
Per 600 PAverified
0.212
0.212
Bob James
Career
Per 600 PA
0.381
0.381
Justin Masterson
Careerverified
Per 600 PAverified
0.472
0.472
Bob James
Career
Per 600 PA
4
114.29
Justin Masterson
Careerverified
Per 600 PAverified
7
116.67
Bob James
Career
Per 600 PA
4
114.29
Justin Masterson
Careerverified
Per 600 PAverified
7
116.67
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0.69
19.6
Justin Masterson
Careerverified
Per 600 PAverified
1.34
22.35
Bob James
Career
Per 600 PA
4
114.29
Justin Masterson
Careerverified
Per 600 PAverified
7
116.67
Bob James
Career
Per 600 PA
4
114.29
Justin Masterson
Careerverified
Per 600 PAverified
7
116.67
Bob James
Career
Per 600 PA
0.191
0.191
Justin Masterson
Careerverified
Per 600 PAverified
0.212
0.212
Bob James
Career
Per 600 PA
0.191
0.191
Justin Masterson
Careerverified
Per 600 PAverified
0.212
0.212
Bob James
Career
Per 600 PA
0.381
0.381
Justin Masterson
Careerverified
Per 600 PAverified
0.424
0.424
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0.133
0.133
Justin Masterson
Careerverified
Per 600 PAverified
0.149
0.149
Bob James
Career
Per 600 PA
0.235
0.235
Justin Masterson
Careerverified
Per 600 PAverified
0.269
0.269
Bob James
Careerverified
Per 600 PAverified
0.667
0.667
Justin Masterson
Career
Per 600 PA
0.35
0.35
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Careerverified
Per 600 PAverified
1
16.67
Bob James
Career
Per 600 PAverified
2
57.14
Justin Masterson
Career
Per 600 PA
2
33.33
Bob James
Career
Per 600 PAverified
2
57.14
Justin Masterson
Careerverified
Per 600 PA
3
50
Bob James
Career
Per 600 PA
0.5
14.28
Justin Masterson
Careerverified
Per 600 PAverified
1.53
25.52
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
15
428.57
Justin Masterson
Careerverified
Per 600 PAverified
13
216.67
Bob James
Career
Per 600 PA
1.4
1.4
Justin Masterson
Careerverified
Per 600 PAverified
2.77
2.77
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Careerverified
Per 600 PAverified
3
50
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
0
0
Justin Masterson
Career
Per 600 PA
0
0
Bob James
Career
Per 600 PA
Justin Masterson
Career
Per 600 PA