Win Mercer vs. Willis Roberts — Career Comparison

Win Mercer
Pre-GenerationalWest VirginiaThrows RightBats LeftNorth AmericaWashington NationalsNational LeagueRelief Pitcher
Willis Roberts
Gen XD.R.Throws RightBats RightCaribbeanBaltimore OriolesAmerican LeagueRelief Pitcher

On the career pitching numbers, Win Mercer posted a stronger line than Willis Roberts. Win Mercer posted stronger numbers in ERA (3.98 vs 4.64) and home runs allowed (0.23 per nine innings vs 0.94). By the career numbers, Win Mercer had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.

Pitching Stats for Win Mercer and Willis Roberts

Win Mercer
Careerverified
Per 9 Inningsverified
9
9
Willis Roberts
Career
Per 9 Innings
5
5
Win Mercer
Careerverified
Per 9 Innings
335
1.21
Willis Roberts
Career
Per 9 Inningsverified
148
5.13
Win Mercer
Careerverified
Per 9 Inningsverified
300
1.09
Willis Roberts
Career
Per 9 Innings
18
0.62
Win Mercer
Careerverified
Per 9 Innings
132
0.48
Willis Roberts
Career
Per 9 Inningsverified
17
0.59
Win Mercer
Career
Per 9 Innings
164
0.59
Willis Roberts
Careerverified
Per 9 Inningsverified
15
0.52
Win Mercer
Career
Per 9 Innings
44.59
44.59
Willis Roberts
Careerverified
Per 9 Inningsverified
53.13
53.13
Win Mercer
Careerverified
Per 9 Inningsverified
89.55
89.55
Willis Roberts
Career
Per 9 Innings
12.16
12.16
Win Mercer
Careerverified
Per 9 Inningsverified
253
0.92
Willis Roberts
Career
Per 9 Innings
1
0.03
Win Mercer
Careerverified
Per 9 Inningsverified
11
0.04
Willis Roberts
Career
Per 9 Innings
0
0
Win Mercer
Careerverified
Per 9 Innings
10
0.04
Willis Roberts
Career
Per 9 Inningsverified
7
0.24
Win Mercer
Career
Per 9 Inningsverified
1098
3.98
Willis Roberts
Careerverified
Per 9 Innings
134
4.64
Win Mercer
Careerverified
Per 9 Inningsverified
3.98
3.98
Willis Roberts
Career
Per 9 Innings
4.64
4.64
Win Mercer
Careerverified
Per 9 Inningsverified
4.76
4.76
Willis Roberts
Career
Per 9 Innings
4.97
4.97
Win Mercer
Careerverified
Per 9 Inningsverified
3.99
3.99
Willis Roberts
Career
Per 9 Innings
4.56
4.56
Win Mercer
Career
Per 9 Innings
0.302
0.302
Willis Roberts
Careerverified
Per 9 Inningsverified
0.274
0.274
Win Mercer
Careerverified
Per 9 Innings
7454
27
Willis Roberts
Career
Per 9 Innings
779
27
Win Mercer
Careerverified
Per 9 Innings
2484.2
9
Willis Roberts
Career
Per 9 Innings
259.2
9
Win Mercer
Career
Per 9 Innings
3081
11.16
Willis Roberts
Careerverified
Per 9 Inningsverified
277
9.6
Win Mercer
Career
Per 9 Innings
11.16
11.16
Willis Roberts
Careerverified
Per 9 Inningsverified
9.6
9.6
Win Mercer
Career
Per 9 Inningsverified
64
0.23
Willis Roberts
Careerverified
Per 9 Innings
27
0.94
Win Mercer
Careerverified
Per 9 Inningsverified
0.23
0.23
Willis Roberts
Career
Per 9 Innings
0.94
0.94
Win Mercer
Career
Per 9 Innings
0.19
0.19
Willis Roberts
Careerverified
Per 9 Inningsverified
0.18
0.18
Win Mercer
Career
Per 9 Inningsverified
755
2.73
Willis Roberts
Careerverified
Per 9 Innings
112
3.88
Win Mercer
Careerverified
Per 9 Inningsverified
0
0
Willis Roberts
Career
Per 9 Innings
6
0.21
Win Mercer
Careerverified
Per 9 Inningsverified
2.73
2.73
Willis Roberts
Career
Per 9 Innings
3.88
3.88
Win Mercer
Careerverified
Per 9 Innings
532
1.93
Willis Roberts
Career
Per 9 Inningsverified
179
6.2
Win Mercer
Career
Per 9 Innings
1.93
1.93
Willis Roberts
Careerverified
Per 9 Inningsverified
6.2
6.2
Win Mercer
Careerverified
Per 9 Inningsverified
1.59
1.59
Willis Roberts
Career
Per 9 Innings
1.21
1.21
Win Mercer
Career
Per 9 Innings
0.518
0.518
Willis Roberts
Careerverified
Per 9 Inningsverified
1.121
1.121
Win Mercer
Career
Per 9 Inningsverified
43
0.16
Willis Roberts
Careerverified
Per 9 Innings
13
0.45
Win Mercer
Career
Per 9 Inningsverified
144
0.52
Willis Roberts
Careerverified
Per 9 Innings
25
0.87
Win Mercer
Careerverified
Per 9 Inningsverified
0
0
Willis Roberts
Career
Per 9 Innings
2
0.07
Win Mercer
Careerverified
Per 9 Innings
11106
40.23
Willis Roberts
Career
Per 9 Inningsverified
1165
40.38
Win Mercer
Career
Per 9 Innings
34
0.12
Willis Roberts
Careerverified
Per 9 Inningsverified
54
1.87
Win Mercer
Career
Per 9 Innings
1753
6.35
Willis Roberts
Careerverified
Per 9 Inningsverified
146
5.06
Win Mercer
Career
Per 9 Innings
6.35
6.35
Willis Roberts
Careerverified
Per 9 Inningsverified
5.06
5.06
Win Mercer
Careerverified
Per 9 Inningsverified
0
0
Willis Roberts
Career
Per 9 Innings
7
0.24
Win Mercer
Careerverified
Per 9 Inningsverified
0
0
Willis Roberts
Career
Per 9 Innings
11
0.38
Win Mercer
Career
Per 9 Innings
0
0
Willis Roberts
Careerverified
Per 9 Inningsverified
21
0.73
Win Mercer
Career
Per 9 Innings
1.544
1.544
Willis Roberts
Careerverified
Per 9 Inningsverified
1.498
1.498
Win Mercer
Careerverified
Per 9 Inningsverified
10207
36.97
Willis Roberts
Career
Per 9 Innings
1010
35.01
Win Mercer
Career
Per 9 Innings
5.23
5.23
Willis Roberts
Careerverified
Per 9 Inningsverified
0.99
0.99
Win Mercer
Career
Per 9 Innings
0.314
0.314
Willis Roberts
Careerverified
Per 9 Inningsverified
0.311
0.311
Win Mercer
Career
Per 9 Innings
40.23
40.23
Willis Roberts
Careerverified
Per 9 Inningsverified
40.38
40.38

Fielding Stats for Win Mercer and Willis Roberts

Win Mercer
Careerverified
Per 9 Inningsverified
9
9
Willis Roberts
Career
Per 9 Innings
5
5
Win Mercer
Careerverified
Per 9 Innings
553
1.22
Willis Roberts
Career
Per 9 Inningsverified
148
5.13
Win Mercer
Career
Per 9 Innings
0
0
Willis Roberts
Careerverified
Per 9 Inningsverified
18
0.62
Win Mercer
Careerverified
Per 9 Innings
12210
27
Willis Roberts
Career
Per 9 Innings
779
27
Win Mercer
Careerverified
Per 9 Innings
4070
9
Willis Roberts
Career
Per 9 Innings
259.2
9
Win Mercer
Careerverified
Per 9 Inningsverified
507
1.12
Willis Roberts
Career
Per 9 Innings
15
0.52
Win Mercer
Careerverified
Per 9 Inningsverified
884
1.95
Willis Roberts
Career
Per 9 Innings
39
1.35
Win Mercer
Career
Per 9 Innings
191
0.42
Willis Roberts
Careerverified
Per 9 Inningsverified
5
0.17
Win Mercer
Careerverified
Per 9 Inningsverified
1582
3.5
Willis Roberts
Career
Per 9 Innings
59
2.04
Win Mercer
Careerverified
Per 9 Inningsverified
1391
3.08
Willis Roberts
Career
Per 9 Innings
54
1.87
Win Mercer
Career
Per 9 Innings
87.93
87.93
Willis Roberts
Careerverified
Per 9 Inningsverified
91.53
91.53
Win Mercer
Careerverified
Per 9 Inningsverified
2.515
2.515
Willis Roberts
Career
Per 9 Innings
0.365
0.365
Win Mercer
Career
Per 9 Innings
0
0
Willis Roberts
Careerverified
Per 9 Inningsverified
12.16
12.16
Win Mercer
Careerverified
Per 9 Inningsverified
50
0.11
Willis Roberts
Career
Per 9 Innings
1
0.03
Win Mercer
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0
Win Mercer
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0
Win Mercer
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0
Win Mercer
Career
Per 9 Innings
0
0
Willis Roberts
Career
Per 9 Innings
0
0

Hitting Stats for Win Mercer and Willis Roberts

Win Mercer
Careerverified
Per 600 PAverified
9
9
Willis Roberts
Career
Per 600 PA
5
5
Win Mercer
Careerverified
Per 600 PA
566
172.65
Willis Roberts
Career
Per 600 PAverified
148
14800
Win Mercer
Careerverified
Per 600 PA
1967
600
Willis Roberts
Career
Per 600 PA
6
600
Win Mercer
Careerverified
Per 600 PAverified
1773
540.82
Willis Roberts
Career
Per 600 PA
5
500
Win Mercer
Careerverified
Per 600 PAverified
0.285
0.285
Willis Roberts
Career
Per 600 PA
0.2
0.2
Win Mercer
Careerverified
Per 600 PAverified
0.741
0.741
Willis Roberts
Career
Per 600 PA
0.5
0.5
Win Mercer
Careerverified
Per 600 PAverified
506
154.35
Willis Roberts
Career
Per 600 PA
1
100
Win Mercer
Careerverified
Per 600 PAverified
437
133.3
Willis Roberts
Career
Per 600 PA
1
100
Win Mercer
Careerverified
Per 600 PAverified
39
11.9
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
23
7.02
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
7
2.14
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
69
21.05
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
0.136
0.136
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
0.004
0.004
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
0.014
0.014
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
238.63
72.79
Willis Roberts
Career
Per 600 PA
0.18
18.03
Win Mercer
Careerverified
Per 600 PAverified
612
186.68
Willis Roberts
Career
Per 600 PA
1
100
Win Mercer
Careerverified
Per 600 PAverified
664
202.54
Willis Roberts
Career
Per 600 PA
1
100
Win Mercer
Careerverified
Per 600 PAverified
0.344
0.344
Willis Roberts
Career
Per 600 PA
0.2
0.2
Win Mercer
Careerverified
Per 600 PAverified
0.345
0.345
Willis Roberts
Career
Per 600 PA
0.2
0.2
Win Mercer
Careerverified
Per 600 PAverified
0.689
0.689
Willis Roberts
Career
Per 600 PA
0.4
0.4
Win Mercer
Careerverified
Per 600 PAverified
0.06
0.06
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
0.241
0.241
Willis Roberts
Career
Per 600 PA
0.14
0.14
Win Mercer
Careerverified
Per 600 PAverified
0.677
0.677
Willis Roberts
Career
Per 600 PA
0.25
0.25
Win Mercer
Career
Per 600 PA
0.314
0.314
Willis Roberts
Careerverified
Per 600 PAverified
1
1
Win Mercer
Careerverified
Per 600 PAverified
278
84.8
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
197
60.09
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
468
142.76
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
270.24
82.43
Willis Roberts
Career
Per 600 PA
0.18
18.45
Win Mercer
Careerverified
Per 600 PAverified
17
5.19
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
141
43.01
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Career
Per 600 PAverified
178
54.3
Willis Roberts
Careerverified
Per 600 PA
4
400
Win Mercer
Careerverified
Per 600 PAverified
11.05
11.05
Willis Roberts
Career
Per 600 PA
1.5
1.5
Win Mercer
Careerverified
Per 600 PAverified
0.79
0.79
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PA
36
10.98
Willis Roberts
Career
Per 600 PAverified
1
100
Win Mercer
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
88
26.84
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Career
Per 600 PA
0
0
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
88
26.84
Willis Roberts
Career
Per 600 PA
0
0
Win Mercer
Careerverified
Per 600 PAverified
100
100
Willis Roberts
Career
Per 600 PA