Mike Marshall vs. Willis Roberts — Career Comparison

Mike Marshall
Silent GenerationMichiganThrows RightBats RightNorth AmericaMontreal ExposNational LeagueRelief PitcherCy Young AwardAll-Star
Willis Roberts
Gen XD.R.Throws RightBats RightCaribbeanBaltimore OriolesAmerican LeagueRelief Pitcher

Mike Marshall and Willis Roberts are about as close as two relievers get — the gap between them is negligible across the key measures. Their run-prevention numbers were nearly identical — ERA+ of 100 for Mike Marshall and 97 for Willis Roberts, with skill-based marks of DICE+ 99 and 94 respectively. If forced to pick, Mike Marshall gets the slight nod, but this is a genuinely even pairing.

Pitching Stats for Mike Marshall and Willis Roberts

Mike Marshall
Careerverified
Per 9 Inningsverified
14
14
Willis Roberts
Career
Per 9 Innings
5
5
Mike Marshall
Careerverified
Per 9 Innings
724
4.7
Willis Roberts
Career
Per 9 Inningsverified
148
5.13
Mike Marshall
Careerverified
Per 9 Innings
24
0.16
Willis Roberts
Career
Per 9 Inningsverified
18
0.62
Mike Marshall
Careerverified
Per 9 Inningsverified
97
0.63
Willis Roberts
Career
Per 9 Innings
17
0.59
Mike Marshall
Career
Per 9 Innings
112
0.73
Willis Roberts
Careerverified
Per 9 Inningsverified
15
0.52
Mike Marshall
Career
Per 9 Innings
46.41
46.41
Willis Roberts
Careerverified
Per 9 Inningsverified
53.13
53.13
Mike Marshall
Career
Per 9 Innings
3.31
3.31
Willis Roberts
Careerverified
Per 9 Inningsverified
12.16
12.16
Mike Marshall
Careerverified
Per 9 Innings
3
0.02
Willis Roberts
Career
Per 9 Inningsverified
1
0.03
Mike Marshall
Careerverified
Per 9 Inningsverified
1
0.01
Willis Roberts
Career
Per 9 Innings
0
0
Mike Marshall
Careerverified
Per 9 Inningsverified
188
1.22
Willis Roberts
Career
Per 9 Innings
7
0.24
Mike Marshall
Career
Per 9 Inningsverified
484
3.14
Willis Roberts
Careerverified
Per 9 Innings
134
4.64
Mike Marshall
Careerverified
Per 9 Inningsverified
3.14
3.14
Willis Roberts
Career
Per 9 Innings
4.64
4.64
Mike Marshall
Careerverified
Per 9 Inningsverified
3.29
3.29
Willis Roberts
Career
Per 9 Innings
4.97
4.97
Mike Marshall
Careerverified
Per 9 Inningsverified
3.65
3.65
Willis Roberts
Career
Per 9 Innings
4.56
4.56
Mike Marshall
Careerverified
Per 9 Inningsverified
0.249
0.249
Willis Roberts
Career
Per 9 Innings
0.274
0.274
Mike Marshall
Careerverified
Per 9 Innings
4160
27
Willis Roberts
Career
Per 9 Innings
779
27
Mike Marshall
Careerverified
Per 9 Innings
1386.2
9
Willis Roberts
Career
Per 9 Innings
259.2
9
Mike Marshall
Career
Per 9 Inningsverified
1281
8.31
Willis Roberts
Careerverified
Per 9 Innings
277
9.6
Mike Marshall
Careerverified
Per 9 Inningsverified
8.31
8.31
Willis Roberts
Career
Per 9 Innings
9.6
9.6
Mike Marshall
Career
Per 9 Inningsverified
79
0.51
Willis Roberts
Careerverified
Per 9 Innings
27
0.94
Mike Marshall
Careerverified
Per 9 Inningsverified
0.51
0.51
Willis Roberts
Career
Per 9 Innings
0.94
0.94
Mike Marshall
Careerverified
Per 9 Inningsverified
0.11
0.11
Willis Roberts
Career
Per 9 Innings
0.18
0.18
Mike Marshall
Career
Per 9 Inningsverified
514
3.34
Willis Roberts
Careerverified
Per 9 Innings
112
3.88
Mike Marshall
Career
Per 9 Innings
52
0.34
Willis Roberts
Careerverified
Per 9 Inningsverified
6
0.21
Mike Marshall
Careerverified
Per 9 Inningsverified
3.34
3.34
Willis Roberts
Career
Per 9 Innings
3.88
3.88
Mike Marshall
Careerverified
Per 9 Innings
880
5.71
Willis Roberts
Career
Per 9 Inningsverified
179
6.2
Mike Marshall
Career
Per 9 Innings
5.71
5.71
Willis Roberts
Careerverified
Per 9 Inningsverified
6.2
6.2
Mike Marshall
Careerverified
Per 9 Inningsverified
1.22
1.22
Willis Roberts
Career
Per 9 Innings
1.21
1.21
Mike Marshall
Career
Per 9 Innings
1.005
1.005
Willis Roberts
Careerverified
Per 9 Inningsverified
1.121
1.121
Mike Marshall
Career
Per 9 Innings
72
0.47
Willis Roberts
Careerverified
Per 9 Inningsverified
13
0.45
Mike Marshall
Career
Per 9 Inningsverified
31
0.2
Willis Roberts
Careerverified
Per 9 Innings
25
0.87
Mike Marshall
Career
Per 9 Inningsverified
7
0.05
Willis Roberts
Careerverified
Per 9 Innings
2
0.07
Mike Marshall
Careerverified
Per 9 Innings
5842
37.92
Willis Roberts
Career
Per 9 Inningsverified
1165
40.38
Mike Marshall
Careerverified
Per 9 Inningsverified
549
3.56
Willis Roberts
Career
Per 9 Innings
54
1.87
Mike Marshall
Career
Per 9 Inningsverified
548
3.56
Willis Roberts
Careerverified
Per 9 Innings
146
5.06
Mike Marshall
Careerverified
Per 9 Inningsverified
3.56
3.56
Willis Roberts
Career
Per 9 Innings
5.06
5.06
Mike Marshall
Career
Per 9 Innings
115
0.75
Willis Roberts
Careerverified
Per 9 Inningsverified
7
0.24
Mike Marshall
Career
Per 9 Inningsverified
37
0.24
Willis Roberts
Careerverified
Per 9 Innings
11
0.38
Mike Marshall
Careerverified
Per 9 Innings
90
0.58
Willis Roberts
Career
Per 9 Inningsverified
21
0.73
Mike Marshall
Careerverified
Per 9 Inningsverified
1.295
1.295
Willis Roberts
Career
Per 9 Innings
1.498
1.498
Mike Marshall
Careerverified
Per 9 Innings
5145
33.39
Willis Roberts
Career
Per 9 Inningsverified
1010
35.01
Mike Marshall
Careerverified
Per 9 Inningsverified
0.76
0.76
Willis Roberts
Career
Per 9 Innings
0.99
0.99
Mike Marshall
Careerverified
Per 9 Inningsverified
0.287
0.287
Willis Roberts
Career
Per 9 Innings
0.311
0.311
Mike Marshall
Career
Per 9 Innings
37.92
37.92
Willis Roberts
Careerverified
Per 9 Inningsverified
40.38
40.38

Fielding Stats for Mike Marshall and Willis Roberts

Mike Marshall
Careerverified
Per 9 Inningsverified
14
14
Willis Roberts
Career
Per 9 Innings
5
5
Mike Marshall
Careerverified
Per 9 Innings
724
4.7
Willis Roberts
Career
Per 9 Inningsverified
148
5.13
Mike Marshall
Careerverified
Per 9 Innings
24
0.16
Willis Roberts
Career
Per 9 Inningsverified
18
0.62
Mike Marshall
Careerverified
Per 9 Innings
4159
27
Willis Roberts
Career
Per 9 Innings
779
27
Mike Marshall
Careerverified
Per 9 Innings
1386.1
9
Willis Roberts
Career
Per 9 Innings
259.2
9
Mike Marshall
Careerverified
Per 9 Inningsverified
105
0.68
Willis Roberts
Career
Per 9 Innings
15
0.52
Mike Marshall
Careerverified
Per 9 Inningsverified
283
1.84
Willis Roberts
Career
Per 9 Innings
39
1.35
Mike Marshall
Career
Per 9 Inningsverified
15
0.1
Willis Roberts
Careerverified
Per 9 Innings
5
0.17
Mike Marshall
Careerverified
Per 9 Inningsverified
403
2.62
Willis Roberts
Career
Per 9 Innings
59
2.04
Mike Marshall
Careerverified
Per 9 Inningsverified
388
2.52
Willis Roberts
Career
Per 9 Innings
54
1.87
Mike Marshall
Careerverified
Per 9 Inningsverified
96.28
96.28
Willis Roberts
Career
Per 9 Innings
91.53
91.53
Mike Marshall
Careerverified
Per 9 Inningsverified
0.536
0.536
Willis Roberts
Career
Per 9 Innings
0.365
0.365
Mike Marshall
Career
Per 9 Innings
3.31
3.31
Willis Roberts
Careerverified
Per 9 Inningsverified
12.16
12.16
Mike Marshall
Careerverified
Per 9 Inningsverified
25
0.16
Willis Roberts
Career
Per 9 Innings
1
0.03
Mike Marshall
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0
Mike Marshall
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0

Hitting Stats for Mike Marshall and Willis Roberts

Mike Marshall
Careerverified
Per 600 PAverified
14
14
Willis Roberts
Career
Per 600 PA
5
5
Mike Marshall
Careerverified
Per 600 PA
725
2004.61
Willis Roberts
Career
Per 600 PAverified
148
14800
Mike Marshall
Careerverified
Per 600 PA
217
600
Willis Roberts
Career
Per 600 PA
6
600
Mike Marshall
Careerverified
Per 600 PA
179
494.93
Willis Roberts
Career
Per 600 PAverified
5
500
Mike Marshall
Career
Per 600 PA
0.196
0.196
Willis Roberts
Careerverified
Per 600 PAverified
0.2
0.2
Mike Marshall
Careerverified
Per 600 PAverified
0.558
0.558
Willis Roberts
Career
Per 600 PA
0.5
0.5
Mike Marshall
Careerverified
Per 600 PA
35
96.77
Willis Roberts
Career
Per 600 PAverified
1
100
Mike Marshall
Careerverified
Per 600 PA
33
91.24
Willis Roberts
Career
Per 600 PAverified
1
100
Mike Marshall
Careerverified
Per 600 PAverified
1
2.76
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
1
2.76
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
2
5.53
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.057
0.057
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.006
0.006
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.029
0.029
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
10.74
29.7
Willis Roberts
Career
Per 600 PA
0.18
18.03
Mike Marshall
Careerverified
Per 600 PAverified
39
107.83
Willis Roberts
Career
Per 600 PA
1
100
Mike Marshall
Careerverified
Per 600 PAverified
53
146.54
Willis Roberts
Career
Per 600 PA
1
100
Mike Marshall
Careerverified
Per 600 PAverified
0.266
0.266
Willis Roberts
Career
Per 600 PA
0.2
0.2
Mike Marshall
Careerverified
Per 600 PAverified
0.218
0.218
Willis Roberts
Career
Per 600 PA
0.2
0.2
Mike Marshall
Careerverified
Per 600 PAverified
0.484
0.484
Willis Roberts
Career
Per 600 PA
0.4
0.4
Mike Marshall
Careerverified
Per 600 PAverified
0.022
0.022
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
0.174
0.174
Willis Roberts
Career
Per 600 PA
0.14
0.14
Mike Marshall
Careerverified
Per 600 PAverified
0.39
0.39
Willis Roberts
Career
Per 600 PA
0.25
0.25
Mike Marshall
Career
Per 600 PA
0.231
0.231
Willis Roberts
Careerverified
Per 600 PAverified
1
1
Mike Marshall
Careerverified
Per 600 PAverified
11
30.41
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
16
44.24
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
26
71.89
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
12.99
35.91
Willis Roberts
Career
Per 600 PA
0.18
18.45
Mike Marshall
Careerverified
Per 600 PAverified
1
2.76
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PAverified
17
47
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PAverified
33
91.24
Willis Roberts
Careerverified
Per 600 PA
4
400
Mike Marshall
Careerverified
Per 600 PAverified
6.58
6.58
Willis Roberts
Career
Per 600 PA
1.5
1.5
Mike Marshall
Careerverified
Per 600 PAverified
0.52
0.52
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Careerverified
Per 600 PA
18
49.77
Willis Roberts
Career
Per 600 PAverified
1
100
Mike Marshall
Careerverified
Per 600 PAverified
2
5.53
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
2
5.53
Willis Roberts
Careerverified
Per 600 PAverified
0
0
Mike Marshall
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Mike Marshall
Career
Per 600 PA
Willis Roberts
Career
Per 600 PA