James McDonald vs. Roy Thomas — Career Comparison

James McDonald
MillenialCaliforniaThrows RightBats LeftNorth AmericaPittsburgh PiratesNational LeagueStarting Pitcher
Roy Thomas
Baby BoomersVirginiaThrows RightBats RightNorth AmericaSeattle MarinersAmerican LeagueRelief Pitcher

James McDonald built a career as a starting pitcher and Roy Thomas as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Roy Thomas led in home run suppression (HR9+ 121 vs 82), walk avoidance (BB%+ 90 vs 75), and skill-based run prevention (DICE+ 99 vs 89). Role difference aside, Roy Thomas holds a clear edge on every meaningful shared measure.

Pitching Stats for James McDonald and Roy Thomas

James McDonald
Career
Per 9 Innings
6
6
Roy Thomas
Careerverified
Per 9 Inningsverified
8
8
James McDonald
Career
Per 9 Innings
131
2.3
Roy Thomas
Careerverified
Per 9 Inningsverified
182
3.91
James McDonald
Careerverified
Per 9 Inningsverified
82
1.44
Roy Thomas
Career
Per 9 Innings
13
0.28
James McDonald
Careerverified
Per 9 Inningsverified
32
0.56
Roy Thomas
Career
Per 9 Innings
20
0.43
James McDonald
Career
Per 9 Innings
30
0.53
Roy Thomas
Careerverified
Per 9 Inningsverified
11
0.24
James McDonald
Career
Per 9 Innings
51.61
51.61
Roy Thomas
Careerverified
Per 9 Inningsverified
64.52
64.52
James McDonald
Careerverified
Per 9 Inningsverified
62.6
62.6
Roy Thomas
Career
Per 9 Innings
7.14
7.14
James McDonald
Careerverified
Per 9 Inningsverified
1
0.02
Roy Thomas
Career
Per 9 Innings
0
0
James McDonald
Career
Per 9 Innings
0
0
Roy Thomas
Career
Per 9 Innings
0
0
James McDonald
Career
Per 9 Innings
0
0
Roy Thomas
Careerverified
Per 9 Inningsverified
7
0.15
James McDonald
Career
Per 9 Innings
239
4.2
Roy Thomas
Careerverified
Per 9 Inningsverified
178
3.82
James McDonald
Career
Per 9 Innings
4.2
4.2
Roy Thomas
Careerverified
Per 9 Inningsverified
3.82
3.82
James McDonald
Career
Per 9 Innings
4.17
4.17
Roy Thomas
Careerverified
Per 9 Inningsverified
3.8
3.8
James McDonald
Career
Per 9 Innings
4.16
4.16
Roy Thomas
Careerverified
Per 9 Inningsverified
4.13
4.13
James McDonald
Career
Per 9 Innings
0.252
0.252
Roy Thomas
Careerverified
Per 9 Inningsverified
0.25
0.25
James McDonald
Careerverified
Per 9 Innings
1537
27
Roy Thomas
Career
Per 9 Innings
1258
27
James McDonald
Careerverified
Per 9 Innings
512.1
9
Roy Thomas
Career
Per 9 Innings
419.1
9
James McDonald
Career
Per 9 Innings
487
8.55
Roy Thomas
Careerverified
Per 9 Inningsverified
387
8.31
James McDonald
Career
Per 9 Innings
8.56
8.56
Roy Thomas
Careerverified
Per 9 Inningsverified
8.31
8.31
James McDonald
Career
Per 9 Innings
56
0.98
Roy Thomas
Careerverified
Per 9 Inningsverified
33
0.71
James McDonald
Career
Per 9 Innings
0.98
0.98
Roy Thomas
Careerverified
Per 9 Inningsverified
0.71
0.71
James McDonald
Career
Per 9 Innings
0.43
0.43
Roy Thomas
Careerverified
Per 9 Inningsverified
0.18
0.18
James McDonald
Career
Per 9 Inningsverified
231
4.06
Roy Thomas
Careerverified
Per 9 Innings
196
4.21
James McDonald
Careerverified
Per 9 Inningsverified
21
0.37
Roy Thomas
Career
Per 9 Innings
27
0.58
James McDonald
Careerverified
Per 9 Inningsverified
4.06
4.06
Roy Thomas
Career
Per 9 Innings
4.21
4.21
James McDonald
Careerverified
Per 9 Inningsverified
442
7.76
Roy Thomas
Career
Per 9 Innings
289
6.2
James McDonald
Careerverified
Per 9 Inningsverified
7.76
7.76
Roy Thomas
Career
Per 9 Innings
6.2
6.2
James McDonald
Careerverified
Per 9 Inningsverified
3.37
3.37
Roy Thomas
Career
Per 9 Innings
1.59
1.59
James McDonald
Careerverified
Per 9 Inningsverified
1.314
1.314
Roy Thomas
Career
Per 9 Innings
1.157
1.157
James McDonald
Career
Per 9 Inningsverified
19
0.33
Roy Thomas
Careerverified
Per 9 Innings
16
0.34
James McDonald
Career
Per 9 Innings
19
0.33
Roy Thomas
Careerverified
Per 9 Inningsverified
12
0.26
James McDonald
Careerverified
Per 9 Inningsverified
1
0.02
Roy Thomas
Career
Per 9 Innings
7
0.15
James McDonald
Careerverified
Per 9 Inningsverified
2215
38.91
Roy Thomas
Career
Per 9 Innings
1799
38.61
James McDonald
Career
Per 9 Innings
11
0.19
Roy Thomas
Careerverified
Per 9 Inningsverified
47
1.01
James McDonald
Career
Per 9 Innings
261
4.58
Roy Thomas
Careerverified
Per 9 Inningsverified
203
4.36
James McDonald
Career
Per 9 Innings
4.58
4.58
Roy Thomas
Careerverified
Per 9 Inningsverified
4.36
4.36
James McDonald
Career
Per 9 Innings
19
0.33
Roy Thomas
Careerverified
Per 9 Inningsverified
15
0.32
James McDonald
Careerverified
Per 9 Inningsverified
15
0.26
Roy Thomas
Career
Per 9 Innings
28
0.6
James McDonald
Careerverified
Per 9 Innings
39
0.69
Roy Thomas
Career
Per 9 Inningsverified
36
0.77
James McDonald
Career
Per 9 Innings
1.401
1.401
Roy Thomas
Careerverified
Per 9 Inningsverified
1.39
1.39
James McDonald
Careerverified
Per 9 Inningsverified
1931
33.92
Roy Thomas
Career
Per 9 Innings
1548
33.22
James McDonald
Career
Per 9 Innings
1.99
1.99
Roy Thomas
Careerverified
Per 9 Inningsverified
1.12
1.12
James McDonald
Career
Per 9 Innings
0.301
0.301
Roy Thomas
Careerverified
Per 9 Inningsverified
0.289
0.289
James McDonald
Careerverified
Per 9 Inningsverified
38.91
38.91
Roy Thomas
Career
Per 9 Innings
38.61
38.61

Fielding Stats for James McDonald and Roy Thomas

James McDonald
Career
Per 9 Innings
6
6
Roy Thomas
Careerverified
Per 9 Inningsverified
8
8
James McDonald
Career
Per 9 Innings
131
2.3
Roy Thomas
Careerverified
Per 9 Inningsverified
182
3.91
James McDonald
Careerverified
Per 9 Inningsverified
82
1.44
Roy Thomas
Career
Per 9 Innings
13
0.28
James McDonald
Careerverified
Per 9 Innings
1537
27
Roy Thomas
Career
Per 9 Innings
1258
27
James McDonald
Careerverified
Per 9 Innings
512.1
9
Roy Thomas
Career
Per 9 Innings
419.1
9
James McDonald
Career
Per 9 Innings
34
0.6
Roy Thomas
Careerverified
Per 9 Inningsverified
36
0.77
James McDonald
Career
Per 9 Innings
47
0.83
Roy Thomas
Careerverified
Per 9 Inningsverified
54
1.16
James McDonald
Career
Per 9 Innings
4
0.07
Roy Thomas
Careerverified
Per 9 Inningsverified
0
0
James McDonald
Career
Per 9 Innings
85
1.49
Roy Thomas
Careerverified
Per 9 Inningsverified
90
1.93
James McDonald
Career
Per 9 Innings
81
1.42
Roy Thomas
Careerverified
Per 9 Inningsverified
90
1.93
James McDonald
Career
Per 9 Innings
95.29
95.29
Roy Thomas
Careerverified
Per 9 Inningsverified
100
100
James McDonald
Careerverified
Per 9 Inningsverified
0.618
0.618
Roy Thomas
Career
Per 9 Innings
0.495
0.495
James McDonald
Careerverified
Per 9 Inningsverified
62.6
62.6
Roy Thomas
Career
Per 9 Innings
7.14
7.14
James McDonald
Career
Per 9 Innings
3
0.05
Roy Thomas
Careerverified
Per 9 Inningsverified
4
0.09
James McDonald
Career
Per 9 Innings
0
0
Roy Thomas
Career
Per 9 Innings
0
0
James McDonald
Career
Per 9 Innings
0
0
Roy Thomas
Career
Per 9 Innings
0
0
James McDonald
Career
Per 9 Innings
0
0
Roy Thomas
Career
Per 9 Innings
0
0
James McDonald
Career
Per 9 Innings
0
0
Roy Thomas
Career
Per 9 Innings
0
0

Hitting Stats for James McDonald and Roy Thomas

James McDonald
Career
Per 600 PA
6
6
Roy Thomas
Careerverified
Per 600 PAverified
8
8
James McDonald
Career
Per 600 PA
136
477.19
Roy Thomas
Careerverified
Per 600 PAverified
182
3033.33
James McDonald
Careerverified
Per 600 PA
171
600
Roy Thomas
Career
Per 600 PA
36
600
James McDonald
Careerverified
Per 600 PA
145
508.77
Roy Thomas
Career
Per 600 PAverified
34
566.67
James McDonald
Career
Per 600 PA
0.11
0.11
Roy Thomas
Careerverified
Per 600 PAverified
0.118
0.118
James McDonald
Careerverified
Per 600 PAverified
0.389
0.389
Roy Thomas
Career
Per 600 PA
0.319
0.319
James McDonald
Careerverified
Per 600 PA
16
56.14
Roy Thomas
Career
Per 600 PAverified
4
66.67
James McDonald
Careerverified
Per 600 PA
14
49.12
Roy Thomas
Career
Per 600 PAverified
3
50
James McDonald
Careerverified
Per 600 PA
2
7.02
Roy Thomas
Career
Per 600 PAverified
1
16.67
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Careerverified
Per 600 PA
2
7.02
Roy Thomas
Career
Per 600 PAverified
1
16.67
James McDonald
Career
Per 600 PA
0.125
0.125
Roy Thomas
Careerverified
Per 600 PAverified
0.25
0.25
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Careerverified
Per 600 PA
2.68
9.4
Roy Thomas
Career
Per 600 PAverified
0.74
12.25
James McDonald
Careerverified
Per 600 PA
18
63.16
Roy Thomas
Career
Per 600 PAverified
5
83.33
James McDonald
Careerverified
Per 600 PAverified
29
101.75
Roy Thomas
Career
Per 600 PA
5
83.33
James McDonald
Careerverified
Per 600 PAverified
0.184
0.184
Roy Thomas
Career
Per 600 PA
0.143
0.143
James McDonald
Career
Per 600 PA
0.124
0.124
Roy Thomas
Careerverified
Per 600 PAverified
0.147
0.147
James McDonald
Careerverified
Per 600 PAverified
0.308
0.308
Roy Thomas
Career
Per 600 PA
0.29
0.29
James McDonald
Career
Per 600 PA
0.014
0.014
Roy Thomas
Careerverified
Per 600 PAverified
0.03
0.03
James McDonald
Careerverified
Per 600 PAverified
0.114
0.114
Roy Thomas
Career
Per 600 PA
0.101
0.101
James McDonald
Careerverified
Per 600 PAverified
0.231
0.231
Roy Thomas
Career
Per 600 PA
0.2
0.2
James McDonald
Careerverified
Per 600 PAverified
0.229
0.229
Roy Thomas
Career
Per 600 PA
0.222
0.222
James McDonald
Careerverified
Per 600 PAverified
15
52.63
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Careerverified
Per 600 PA
4
14.04
Roy Thomas
Career
Per 600 PAverified
1
16.67
James McDonald
Careerverified
Per 600 PAverified
19
66.67
Roy Thomas
Career
Per 600 PA
1
16.67
James McDonald
Career
Per 600 PAverified
-1.18
-4.15
Roy Thomas
Careerverified
Per 600 PA
-0.36
-5.98
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Careerverified
Per 600 PAverified
13
45.61
Roy Thomas
Career
Per 600 PA
1
16.67
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Career
Per 600 PAverified
75
263.16
Roy Thomas
Careerverified
Per 600 PA
16
266.67
James McDonald
Careerverified
Per 600 PAverified
2.28
2.28
Roy Thomas
Career
Per 600 PA
2.25
2.25
James McDonald
Careerverified
Per 600 PAverified
0.17
0.17
Roy Thomas
Career
Per 600 PA
0.06
0.06
James McDonald
Careerverified
Per 600 PAverified
13
45.61
Roy Thomas
Career
Per 600 PA
1
16.67
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Career
Per 600 PA
5
17.54
Roy Thomas
Careerverified
Per 600 PAverified
0
0
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Career
Per 600 PA
0
0
Roy Thomas
Career
Per 600 PA
0
0
James McDonald
Career
Per 600 PA
Roy Thomas
Career
Per 600 PA