John Roper vs. Grant Thatcher — Career Comparison

John Roper
Gen XNorth CarolinaThrows RightBats RightNorth AmericaCincinnati RedsNational LeagueStarting Pitcher
Grant Thatcher
Pre-GenerationalPennsylvaniaThrows RightNorth AmericaBrooklyn DodgersNational LeagueRelief Pitcher

John Roper built a career as a starting pitcher and Grant Thatcher as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Grant Thatcher posted stronger surface numbers — ERA 3.16 and WHIP 1.378 compared to 5.35 and 1.511 for John Roper. By the career numbers, Grant Thatcher had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for John Roper and Grant Thatcher

John Roper
Careerverified
Per 9 Inningsverified
3
3
Grant Thatcher
Career
Per 9 Innings
2
2
John Roper
Careerverified
Per 9 Inningsverified
35
1.75
Grant Thatcher
Career
Per 9 Innings
5
1.22
John Roper
Careerverified
Per 9 Inningsverified
32
1.6
Grant Thatcher
Career
Per 9 Innings
4
0.97
John Roper
Careerverified
Per 9 Innings
8
0.4
Grant Thatcher
Career
Per 9 Inningsverified
4
0.97
John Roper
Career
Per 9 Innings
7
0.35
Grant Thatcher
Careerverified
Per 9 Inningsverified
1
0.24
John Roper
Career
Per 9 Innings
53.33
53.33
Grant Thatcher
Careerverified
Per 9 Inningsverified
80
80
John Roper
Careerverified
Per 9 Inningsverified
91.43
91.43
Grant Thatcher
Career
Per 9 Innings
80
80
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Careerverified
Per 9 Inningsverified
4
0.97
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
107
5.35
Grant Thatcher
Careerverified
Per 9 Inningsverified
13
3.16
John Roper
Career
Per 9 Innings
5.35
5.35
Grant Thatcher
Careerverified
Per 9 Inningsverified
3.16
3.16
John Roper
Career
Per 9 Innings
5.27
5.27
Grant Thatcher
Careerverified
Per 9 Inningsverified
3.82
3.82
John Roper
Career
Per 9 Innings
5.19
5.19
Grant Thatcher
Careerverified
Per 9 Inningsverified
3.38
3.38
John Roper
Careerverified
Per 9 Inningsverified
0.281
0.281
Grant Thatcher
Career
Per 9 Innings
0.29
0.29
John Roper
Careerverified
Per 9 Innings
540
27
Grant Thatcher
Career
Per 9 Innings
111
27
John Roper
Careerverified
Per 9 Innings
180
9
Grant Thatcher
Career
Per 9 Innings
37
9
John Roper
Career
Per 9 Inningsverified
197
9.85
Grant Thatcher
Careerverified
Per 9 Innings
42
10.22
John Roper
Careerverified
Per 9 Inningsverified
9.85
9.85
Grant Thatcher
Career
Per 9 Innings
10.22
10.22
John Roper
Career
Per 9 Innings
29
1.45
Grant Thatcher
Careerverified
Per 9 Inningsverified
1
0.24
John Roper
Career
Per 9 Innings
1.45
1.45
Grant Thatcher
Careerverified
Per 9 Inningsverified
0.24
0.24
John Roper
Career
Per 9 Innings
0.83
0.83
Grant Thatcher
Careerverified
Per 9 Inningsverified
0.2
0.2
John Roper
Career
Per 9 Innings
72
3.6
Grant Thatcher
Careerverified
Per 9 Inningsverified
9
2.19
John Roper
Career
Per 9 Innings
3
0.15
Grant Thatcher
Careerverified
Per 9 Inningsverified
0
0
John Roper
Career
Per 9 Innings
3.6
3.6
Grant Thatcher
Careerverified
Per 9 Inningsverified
2.19
2.19
John Roper
Careerverified
Per 9 Inningsverified
111
5.55
Grant Thatcher
Career
Per 9 Innings
13
3.16
John Roper
Careerverified
Per 9 Inningsverified
5.55
5.55
Grant Thatcher
Career
Per 9 Innings
3.16
3.16
John Roper
Careerverified
Per 9 Inningsverified
3.17
3.17
Grant Thatcher
Career
Per 9 Innings
2.6
2.6
John Roper
Careerverified
Per 9 Inningsverified
1.017
1.017
Grant Thatcher
Career
Per 9 Innings
0.595
0.595
John Roper
Career
Per 9 Inningsverified
9
0.45
Grant Thatcher
Careerverified
Per 9 Innings
2
0.49
John Roper
Career
Per 9 Innings
8
0.4
Grant Thatcher
Careerverified
Per 9 Inningsverified
0
0
John Roper
Career
Per 9 Innings
3
0.15
Grant Thatcher
Careerverified
Per 9 Inningsverified
0
0
John Roper
Careerverified
Per 9 Inningsverified
794
39.7
Grant Thatcher
Career
Per 9 Innings
154
37.46
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
112
5.6
Grant Thatcher
Careerverified
Per 9 Inningsverified
18
4.38
John Roper
Career
Per 9 Innings
5.6
5.6
Grant Thatcher
Careerverified
Per 9 Inningsverified
4.38
4.38
John Roper
Career
Per 9 Innings
6
0.3
Grant Thatcher
Careerverified
Per 9 Inningsverified
0
0
John Roper
Career
Per 9 Innings
7
0.35
Grant Thatcher
Careerverified
Per 9 Inningsverified
0
0
John Roper
Careerverified
Per 9 Inningsverified
19
0.95
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
1.494
1.494
Grant Thatcher
Careerverified
Per 9 Inningsverified
1.378
1.378
John Roper
Careerverified
Per 9 Innings
701
35.05
Grant Thatcher
Career
Per 9 Inningsverified
145
35.27
John Roper
Careerverified
Per 9 Inningsverified
3.2
3.2
Grant Thatcher
Career
Per 9 Innings
3.6
3.6
John Roper
Careerverified
Per 9 Inningsverified
0.3
0.3
Grant Thatcher
Career
Per 9 Innings
0.313
0.313
John Roper
Careerverified
Per 9 Inningsverified
39.7
39.7
Grant Thatcher
Career
Per 9 Innings
37.46
37.46

Fielding Stats for John Roper and Grant Thatcher

John Roper
Careerverified
Per 9 Inningsverified
3
3
Grant Thatcher
Career
Per 9 Innings
2
2
John Roper
Careerverified
Per 9 Inningsverified
35
1.75
Grant Thatcher
Career
Per 9 Innings
5
1.22
John Roper
Careerverified
Per 9 Inningsverified
32
1.6
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Careerverified
Per 9 Innings
540
27
Grant Thatcher
Career
Per 9 Innings
111
27
John Roper
Careerverified
Per 9 Innings
180
9
Grant Thatcher
Career
Per 9 Innings
37
9
John Roper
Careerverified
Per 9 Inningsverified
12
0.6
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Careerverified
Per 9 Innings
22
1.1
Grant Thatcher
Career
Per 9 Inningsverified
9
2.19
John Roper
Career
Per 9 Inningsverified
2
0.1
Grant Thatcher
Careerverified
Per 9 Innings
1
0.24
John Roper
Careerverified
Per 9 Innings
36
1.8
Grant Thatcher
Career
Per 9 Inningsverified
10
2.43
John Roper
Careerverified
Per 9 Innings
34
1.7
Grant Thatcher
Career
Per 9 Inningsverified
9
2.19
John Roper
Careerverified
Per 9 Inningsverified
94.44
94.44
Grant Thatcher
Career
Per 9 Innings
90
90
John Roper
Career
Per 9 Innings
0.971
0.971
Grant Thatcher
Careerverified
Per 9 Inningsverified
1.8
1.8
John Roper
Careerverified
Per 9 Inningsverified
91.43
91.43
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Careerverified
Per 9 Inningsverified
2
0.1
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Career
Per 9 Innings
0
0
John Roper
Career
Per 9 Innings
0
0
Grant Thatcher
Career
Per 9 Innings
0
0

Hitting Stats for John Roper and Grant Thatcher

John Roper
Careerverified
Per 600 PAverified
3
3
Grant Thatcher
Career
Per 600 PA
2
2
John Roper
Careerverified
Per 600 PAverified
35
313.43
Grant Thatcher
Career
Per 600 PA
5
187.5
John Roper
Careerverified
Per 600 PA
67
600
Grant Thatcher
Career
Per 600 PA
16
600
John Roper
Careerverified
Per 600 PA
62
555.22
Grant Thatcher
Career
Per 600 PAverified
15
562.5
John Roper
Career
Per 600 PA
0.177
0.177
Grant Thatcher
Careerverified
Per 600 PAverified
0.2
0.2
John Roper
Career
Per 600 PA
0.425
0.425
Grant Thatcher
Careerverified
Per 600 PAverified
0.531
0.531
John Roper
Careerverified
Per 600 PA
11
98.51
Grant Thatcher
Career
Per 600 PAverified
3
112.5
John Roper
Careerverified
Per 600 PAverified
10
89.55
Grant Thatcher
Career
Per 600 PA
2
75
John Roper
Career
Per 600 PA
1
8.96
Grant Thatcher
Career
Per 600 PAverified
1
37.5
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
1
8.96
Grant Thatcher
Career
Per 600 PAverified
1
37.5
John Roper
Career
Per 600 PA
0.091
0.091
Grant Thatcher
Careerverified
Per 600 PAverified
0.333
0.333
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Careerverified
Per 600 PA
1.99
17.82
Grant Thatcher
Career
Per 600 PAverified
1.05
39.5
John Roper
Careerverified
Per 600 PA
12
107.46
Grant Thatcher
Career
Per 600 PAverified
4
150
John Roper
Careerverified
Per 600 PA
12
107.46
Grant Thatcher
Career
Per 600 PAverified
4
150
John Roper
Career
Per 600 PA
0.191
0.191
Grant Thatcher
Careerverified
Per 600 PAverified
0.25
0.25
John Roper
Career
Per 600 PA
0.194
0.194
Grant Thatcher
Careerverified
Per 600 PAverified
0.267
0.267
John Roper
Career
Per 600 PA
0.384
0.384
Grant Thatcher
Careerverified
Per 600 PAverified
0.517
0.517
John Roper
Career
Per 600 PA
0.016
0.016
Grant Thatcher
Careerverified
Per 600 PAverified
0.067
0.067
John Roper
Career
Per 600 PA
0.134
0.134
Grant Thatcher
Careerverified
Per 600 PAverified
0.179
0.179
John Roper
Career
Per 600 PA
0.25
0.25
Grant Thatcher
Careerverified
Per 600 PAverified
0.417
0.417
John Roper
Careerverified
Per 600 PAverified
0.282
0.282
Grant Thatcher
Career
Per 600 PA
0.25
0.25
John Roper
Careerverified
Per 600 PA
4
35.82
Grant Thatcher
Career
Per 600 PAverified
1
37.5
John Roper
Careerverified
Per 600 PA
4
35.82
Grant Thatcher
Career
Per 600 PAverified
3
112.5
John Roper
Careerverified
Per 600 PA
8
71.64
Grant Thatcher
Career
Per 600 PAverified
4
150
John Roper
Careerverified
Per 600 PA
1.39
12.45
Grant Thatcher
Career
Per 600 PAverified
1.02
38.14
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
1
8.96
Grant Thatcher
Career
Per 600 PAverified
1
37.5
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
23
205.97
Grant Thatcher
Careerverified
Per 600 PAverified
3
112.5
John Roper
Career
Per 600 PA
2.91
2.91
Grant Thatcher
Careerverified
Per 600 PAverified
5.33
5.33
John Roper
Career
Per 600 PA
0.04
0.04
Grant Thatcher
Careerverified
Per 600 PAverified
0.33
0.33
John Roper
Careerverified
Per 600 PAverified
4
35.82
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
1
8.96
Grant Thatcher
Careerverified
Per 600 PAverified
0
0
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
0
0
Grant Thatcher
Career
Per 600 PA
0
0
John Roper
Career
Per 600 PA
Grant Thatcher
Career
Per 600 PA