Casey Fossum vs. Mark Prior — Career Comparison

Casey Fossum
Gen XNew JerseyThrows LeftBats LeftNorth AmericaTampa Bay RaysAmerican LeagueStarting Pitcher
Mark Prior
Gen XCaliforniaThrows RightBats RightNorth AmericaChicago CubsNational LeagueStarting PitcherAll-Star

The numbers give Mark Prior a clear advantage over Casey Fossum across the core pitching metrics. Mark Prior led in strikeout rate (K%+ 170 vs 115), skill-based run prevention (DICE+ 137 vs 96), and run prevention (ERA+ 133 vs 94). Mark Prior was the better starter — the numbers make that case clearly.

Pitching Stats for Casey Fossum and Mark Prior

Casey Fossum
Careerverified
Per 9 Inningsverified
9
9
Mark Prior
Career
Per 9 Innings
5
5
Casey Fossum
Careerverified
Per 9 Inningsverified
237
2.71
Mark Prior
Career
Per 9 Innings
106
1.45
Casey Fossum
Careerverified
Per 9 Innings
120
1.37
Mark Prior
Career
Per 9 Inningsverified
106
1.45
Casey Fossum
Career
Per 9 Innings
40
0.46
Mark Prior
Careerverified
Per 9 Inningsverified
42
0.58
Casey Fossum
Career
Per 9 Innings
53
0.61
Mark Prior
Careerverified
Per 9 Inningsverified
29
0.4
Casey Fossum
Career
Per 9 Innings
43.01
43.01
Mark Prior
Careerverified
Per 9 Inningsverified
59.15
59.15
Casey Fossum
Career
Per 9 Innings
50.63
50.63
Mark Prior
Careerverified
Per 9 Inningsverified
100
100
Casey Fossum
Career
Per 9 Innings
0
0
Mark Prior
Careerverified
Per 9 Inningsverified
5
0.07
Casey Fossum
Career
Per 9 Innings
0
0
Mark Prior
Careerverified
Per 9 Inningsverified
1
0.01
Casey Fossum
Careerverified
Per 9 Inningsverified
2
0.02
Mark Prior
Career
Per 9 Innings
0
0
Casey Fossum
Career
Per 9 Innings
476
5.45
Mark Prior
Careerverified
Per 9 Inningsverified
256
3.51
Casey Fossum
Career
Per 9 Innings
5.45
5.45
Mark Prior
Careerverified
Per 9 Inningsverified
3.51
3.51
Casey Fossum
Career
Per 9 Innings
5.37
5.37
Mark Prior
Careerverified
Per 9 Inningsverified
3.47
3.47
Casey Fossum
Career
Per 9 Innings
4.8
4.8
Mark Prior
Careerverified
Per 9 Inningsverified
3.38
3.38
Casey Fossum
Career
Per 9 Innings
0.281
0.281
Mark Prior
Careerverified
Per 9 Inningsverified
0.235
0.235
Casey Fossum
Careerverified
Per 9 Innings
2358
27
Mark Prior
Career
Per 9 Innings
1971
27
Casey Fossum
Careerverified
Per 9 Innings
786
9
Mark Prior
Career
Per 9 Innings
657
9
Casey Fossum
Career
Per 9 Innings
873
10
Mark Prior
Careerverified
Per 9 Inningsverified
582
7.97
Casey Fossum
Career
Per 9 Innings
10
10
Mark Prior
Careerverified
Per 9 Inningsverified
7.97
7.97
Casey Fossum
Career
Per 9 Innings
114
1.31
Mark Prior
Careerverified
Per 9 Inningsverified
77
1.05
Casey Fossum
Career
Per 9 Innings
1.31
1.31
Mark Prior
Careerverified
Per 9 Inningsverified
1.05
1.05
Casey Fossum
Careerverified
Per 9 Inningsverified
0.48
0.48
Mark Prior
Career
Per 9 Innings
0.73
0.73
Casey Fossum
Career
Per 9 Innings
319
3.65
Mark Prior
Careerverified
Per 9 Inningsverified
223
3.05
Casey Fossum
Career
Per 9 Innings
14
0.16
Mark Prior
Careerverified
Per 9 Inningsverified
10
0.14
Casey Fossum
Career
Per 9 Innings
3.65
3.65
Mark Prior
Careerverified
Per 9 Inningsverified
3.05
3.05
Casey Fossum
Career
Per 9 Innings
607
6.95
Mark Prior
Careerverified
Per 9 Inningsverified
757
10.37
Casey Fossum
Career
Per 9 Innings
6.95
6.95
Mark Prior
Careerverified
Per 9 Inningsverified
10.37
10.37
Casey Fossum
Career
Per 9 Innings
2.56
2.56
Mark Prior
Careerverified
Per 9 Inningsverified
7.14
7.14
Casey Fossum
Career
Per 9 Innings
1.178
1.178
Mark Prior
Careerverified
Per 9 Inningsverified
1.492
1.492
Casey Fossum
Career
Per 9 Innings
28
0.32
Mark Prior
Careerverified
Per 9 Inningsverified
21
0.29
Casey Fossum
Career
Per 9 Innings
63
0.72
Mark Prior
Careerverified
Per 9 Inningsverified
31
0.42
Casey Fossum
Career
Per 9 Innings
5
0.06
Mark Prior
Careerverified
Per 9 Inningsverified
2
0.03
Casey Fossum
Careerverified
Per 9 Inningsverified
3537
40.5
Mark Prior
Career
Per 9 Innings
2771
37.96
Casey Fossum
Careerverified
Per 9 Inningsverified
35
0.4
Mark Prior
Career
Per 9 Innings
0
0
Casey Fossum
Career
Per 9 Innings
535
6.13
Mark Prior
Careerverified
Per 9 Inningsverified
277
3.79
Casey Fossum
Career
Per 9 Innings
6.13
6.13
Mark Prior
Careerverified
Per 9 Inningsverified
3.79
3.79
Casey Fossum
Careerverified
Per 9 Inningsverified
18
0.21
Mark Prior
Career
Per 9 Innings
27
0.37
Casey Fossum
Career
Per 9 Innings
27
0.31
Mark Prior
Careerverified
Per 9 Inningsverified
15
0.21
Casey Fossum
Careerverified
Per 9 Inningsverified
65
0.74
Mark Prior
Career
Per 9 Innings
34
0.47
Casey Fossum
Career
Per 9 Innings
1.517
1.517
Mark Prior
Careerverified
Per 9 Inningsverified
1.225
1.225
Casey Fossum
Careerverified
Per 9 Inningsverified
3110
35.61
Mark Prior
Career
Per 9 Innings
2475
33.9
Casey Fossum
Careerverified
Per 9 Inningsverified
2.26
2.26
Mark Prior
Career
Per 9 Innings
2.61
2.61
Casey Fossum
Career
Per 9 Innings
0.318
0.318
Mark Prior
Careerverified
Per 9 Inningsverified
0.308
0.308
Casey Fossum
Careerverified
Per 9 Inningsverified
40.5
40.5
Mark Prior
Career
Per 9 Innings
37.96
37.96

Fielding Stats for Casey Fossum and Mark Prior

Casey Fossum
Careerverified
Per 9 Inningsverified
9
9
Mark Prior
Career
Per 9 Innings
5
5
Casey Fossum
Careerverified
Per 9 Inningsverified
237
2.71
Mark Prior
Career
Per 9 Innings
106
1.45
Casey Fossum
Careerverified
Per 9 Innings
120
1.37
Mark Prior
Career
Per 9 Inningsverified
106
1.45
Casey Fossum
Careerverified
Per 9 Innings
2358
27
Mark Prior
Career
Per 9 Innings
1971
27
Casey Fossum
Careerverified
Per 9 Innings
786
9
Mark Prior
Career
Per 9 Innings
657
9
Casey Fossum
Careerverified
Per 9 Inningsverified
38
0.44
Mark Prior
Career
Per 9 Innings
25
0.34
Casey Fossum
Careerverified
Per 9 Inningsverified
91
1.04
Mark Prior
Career
Per 9 Innings
52
0.71
Casey Fossum
Careerverified
Per 9 Inningsverified
2
0.02
Mark Prior
Career
Per 9 Innings
6
0.08
Casey Fossum
Careerverified
Per 9 Inningsverified
131
1.5
Mark Prior
Career
Per 9 Innings
83
1.14
Casey Fossum
Careerverified
Per 9 Inningsverified
129
1.48
Mark Prior
Career
Per 9 Innings
77
1.05
Casey Fossum
Careerverified
Per 9 Inningsverified
98.47
98.47
Mark Prior
Career
Per 9 Innings
92.77
92.77
Casey Fossum
Career
Per 9 Innings
0.544
0.544
Mark Prior
Careerverified
Per 9 Inningsverified
0.726
0.726
Casey Fossum
Career
Per 9 Innings
50.63
50.63
Mark Prior
Careerverified
Per 9 Inningsverified
100
100
Casey Fossum
Careerverified
Per 9 Inningsverified
5
0.06
Mark Prior
Career
Per 9 Innings
4
0.05
Casey Fossum
Career
Per 9 Innings
0
0
Mark Prior
Career
Per 9 Innings
0
0
Casey Fossum
Career
Per 9 Innings
0
0
Mark Prior
Career
Per 9 Innings
0
0
Casey Fossum
Career
Per 9 Innings
0
0
Mark Prior
Career
Per 9 Innings
0
0
Casey Fossum
Career
Per 9 Innings
0
0
Mark Prior
Career
Per 9 Innings
0
0

Hitting Stats for Casey Fossum and Mark Prior

Casey Fossum
Careerverified
Per 600 PAverified
9
9
Mark Prior
Career
Per 600 PA
5
5
Casey Fossum
Careerverified
Per 600 PAverified
240
2823.53
Mark Prior
Career
Per 600 PA
108
276.92
Casey Fossum
Career
Per 600 PA
51
600
Mark Prior
Careerverified
Per 600 PA
234
600
Casey Fossum
Career
Per 600 PAverified
46
541.18
Mark Prior
Careerverified
Per 600 PA
204
523.08
Casey Fossum
Career
Per 600 PA
0.087
0.087
Mark Prior
Careerverified
Per 600 PAverified
0.201
0.201
Casey Fossum
Career
Per 600 PA
0.265
0.265
Mark Prior
Careerverified
Per 600 PAverified
0.551
0.551
Casey Fossum
Career
Per 600 PA
4
47.06
Mark Prior
Careerverified
Per 600 PAverified
41
105.13
Casey Fossum
Career
Per 600 PA
4
47.06
Mark Prior
Careerverified
Per 600 PAverified
30
76.92
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
10
25.64
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Career
Per 600 PA
0
0
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
1
2.56
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
11
28.21
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
0.268
0.268
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
0.005
0.005
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
0.024
0.024
Casey Fossum
Career
Per 600 PA
0.29
3.4
Mark Prior
Careerverified
Per 600 PAverified
12.45
31.93
Casey Fossum
Career
Per 600 PA
4
47.06
Mark Prior
Careerverified
Per 600 PAverified
54
138.46
Casey Fossum
Career
Per 600 PA
5
58.82
Mark Prior
Careerverified
Per 600 PAverified
49
125.64
Casey Fossum
Career
Per 600 PA
0.106
0.106
Mark Prior
Careerverified
Per 600 PAverified
0.231
0.231
Casey Fossum
Career
Per 600 PA
0.087
0.087
Mark Prior
Careerverified
Per 600 PAverified
0.265
0.265
Casey Fossum
Career
Per 600 PA
0.193
0.193
Mark Prior
Careerverified
Per 600 PAverified
0.496
0.496
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
0.064
0.064
Casey Fossum
Career
Per 600 PA
0.07
0.07
Mark Prior
Careerverified
Per 600 PAverified
0.17
0.17
Casey Fossum
Career
Per 600 PA
0.116
0.116
Mark Prior
Careerverified
Per 600 PAverified
0.376
0.376
Casey Fossum
Career
Per 600 PA
0.133
0.133
Mark Prior
Careerverified
Per 600 PAverified
0.328
0.328
Casey Fossum
Career
Per 600 PA
3
35.29
Mark Prior
Careerverified
Per 600 PAverified
19
48.72
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Careerverified
Per 600 PAverified
13
33.33
Casey Fossum
Career
Per 600 PA
3
35.29
Mark Prior
Careerverified
Per 600 PAverified
31
79.49
Casey Fossum
Career
Per 600 PA
-1.94
-22.87
Mark Prior
Careerverified
Per 600 PAverified
11.93
30.58
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Career
Per 600 PA
0
0
Casey Fossum
Career
Per 600 PA
1
11.76
Mark Prior
Careerverified
Per 600 PAverified
8
20.51
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Career
Per 600 PA
0
0
Casey Fossum
Careerverified
Per 600 PAverified
16
188.24
Mark Prior
Career
Per 600 PA
81
207.69
Casey Fossum
Careerverified
Per 600 PAverified
3.19
3.19
Mark Prior
Career
Per 600 PA
2.89
2.89
Casey Fossum
Career
Per 600 PA
0.06
0.06
Mark Prior
Careerverified
Per 600 PAverified
0.1
0.1
Casey Fossum
Career
Per 600 PA
4
47.06
Mark Prior
Careerverified
Per 600 PAverified
22
56.41
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Career
Per 600 PA
0
0
Casey Fossum
Careerverified
Per 600 PA
1
11.76
Mark Prior
Career
Per 600 PAverified
2
5.13
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Career
Per 600 PA
0
0
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Career
Per 600 PA
0
0
Casey Fossum
Career
Per 600 PA
0
0
Mark Prior
Career
Per 600 PA
0
0
Casey Fossum
Career
Per 600 PA
Mark Prior
Career
Per 600 PA