Art Mahaffey vs. Hector Mercado — Career Comparison

Art Mahaffey
Silent GenerationOhioThrows RightBats RightNorth AmericaPhiladelphia PhilliesNational LeagueStarting PitcherAll-Star
Hector Mercado
Gen XP.R.Throws LeftBats LeftCaribbeanCincinnati RedsNational LeagueRelief Pitcher

Art Mahaffey built a career as a starting pitcher and Hector Mercado as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Hector Mercado led in home run suppression (HR9+ 151 vs 79), strikeout rate (K%+ 126 vs 102), and skill-based run prevention (DICE+ 108 vs 90). Art Mahaffey held the edge in walk avoidance (BB%+ 94 vs 72). Role difference aside, Hector Mercado holds a clear edge on every meaningful shared measure.

Pitching Stats for Art Mahaffey and Hector Mercado

Art Mahaffey
Careerverified
Per 9 Inningsverified
7
7
Hector Mercado
Career
Per 9 Innings
4
4
Art Mahaffey
Careerverified
Per 9 Innings
185
1.67
Hector Mercado
Career
Per 9 Inningsverified
112
8.09
Art Mahaffey
Careerverified
Per 9 Inningsverified
148
1.33
Hector Mercado
Career
Per 9 Innings
3
0.22
Art Mahaffey
Careerverified
Per 9 Inningsverified
59
0.53
Hector Mercado
Career
Per 9 Innings
5
0.36
Art Mahaffey
Career
Per 9 Innings
64
0.58
Hector Mercado
Careerverified
Per 9 Inningsverified
4
0.29
Art Mahaffey
Career
Per 9 Innings
47.97
47.97
Hector Mercado
Careerverified
Per 9 Inningsverified
55.56
55.56
Art Mahaffey
Careerverified
Per 9 Inningsverified
80
80
Hector Mercado
Career
Per 9 Innings
2.68
2.68
Art Mahaffey
Careerverified
Per 9 Inningsverified
46
0.41
Hector Mercado
Career
Per 9 Innings
0
0
Art Mahaffey
Careerverified
Per 9 Inningsverified
9
0.08
Hector Mercado
Career
Per 9 Innings
0
0
Art Mahaffey
Career
Per 9 Innings
1
0.01
Hector Mercado
Career
Per 9 Inningsverified
1
0.07
Art Mahaffey
Career
Per 9 Inningsverified
463
4.17
Hector Mercado
Careerverified
Per 9 Innings
63
4.55
Art Mahaffey
Careerverified
Per 9 Inningsverified
4.17
4.17
Hector Mercado
Career
Per 9 Innings
4.55
4.55
Art Mahaffey
Careerverified
Per 9 Inningsverified
4.05
4.05
Hector Mercado
Career
Per 9 Innings
4.75
4.75
Art Mahaffey
Career
Per 9 Innings
4.57
4.57
Hector Mercado
Careerverified
Per 9 Inningsverified
4.43
4.43
Art Mahaffey
Career
Per 9 Innings
0.249
0.249
Hector Mercado
Careerverified
Per 9 Inningsverified
0.248
0.248
Art Mahaffey
Careerverified
Per 9 Innings
2997
27
Hector Mercado
Career
Per 9 Innings
374
27
Art Mahaffey
Careerverified
Per 9 Innings
999
9
Hector Mercado
Career
Per 9 Innings
124.2
9
Art Mahaffey
Career
Per 9 Innings
959
8.64
Hector Mercado
Careerverified
Per 9 Inningsverified
117
8.45
Art Mahaffey
Career
Per 9 Innings
8.64
8.64
Hector Mercado
Careerverified
Per 9 Inningsverified
8.45
8.45
Art Mahaffey
Career
Per 9 Innings
125
1.13
Hector Mercado
Careerverified
Per 9 Inningsverified
15
1.08
Art Mahaffey
Career
Per 9 Innings
1.13
1.13
Hector Mercado
Careerverified
Per 9 Inningsverified
1.08
1.08
Art Mahaffey
Career
Per 9 Innings
0.68
0.68
Hector Mercado
Careerverified
Per 9 Inningsverified
0.13
0.13
Art Mahaffey
Career
Per 9 Inningsverified
368
3.32
Hector Mercado
Careerverified
Per 9 Innings
75
5.41
Art Mahaffey
Career
Per 9 Inningsverified
23
0.21
Hector Mercado
Careerverified
Per 9 Innings
3
0.22
Art Mahaffey
Careerverified
Per 9 Inningsverified
3.32
3.32
Hector Mercado
Career
Per 9 Innings
5.41
5.41
Art Mahaffey
Careerverified
Per 9 Innings
639
5.76
Hector Mercado
Career
Per 9 Inningsverified
127
9.17
Art Mahaffey
Career
Per 9 Innings
5.76
5.76
Hector Mercado
Careerverified
Per 9 Inningsverified
9.17
9.17
Art Mahaffey
Careerverified
Per 9 Inningsverified
3.45
3.45
Hector Mercado
Career
Per 9 Innings
1.13
1.13
Art Mahaffey
Career
Per 9 Innings
1.008
1.008
Hector Mercado
Careerverified
Per 9 Inningsverified
1.62
1.62
Art Mahaffey
Career
Per 9 Inningsverified
37
0.33
Hector Mercado
Careerverified
Per 9 Innings
10
0.72
Art Mahaffey
Career
Per 9 Innings
39
0.35
Hector Mercado
Careerverified
Per 9 Inningsverified
4
0.29
Art Mahaffey
Career
Per 9 Inningsverified
4
0.04
Hector Mercado
Careerverified
Per 9 Innings
1
0.07
Art Mahaffey
Careerverified
Per 9 Innings
4252
38.31
Hector Mercado
Career
Per 9 Inningsverified
559
40.36
Art Mahaffey
Career
Per 9 Innings
10
0.09
Hector Mercado
Careerverified
Per 9 Inningsverified
25
1.8
Art Mahaffey
Career
Per 9 Inningsverified
507
4.57
Hector Mercado
Careerverified
Per 9 Innings
67
4.84
Art Mahaffey
Careerverified
Per 9 Inningsverified
4.57
4.57
Hector Mercado
Career
Per 9 Innings
4.84
4.84
Art Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Hector Mercado
Career
Per 9 Innings
3
0.22
Art Mahaffey
Careerverified
Per 9 Inningsverified
0
0
Hector Mercado
Career
Per 9 Innings
6
0.43
Art Mahaffey
Career
Per 9 Innings
0
0
Hector Mercado
Careerverified
Per 9 Inningsverified
7
0.51
Art Mahaffey
Careerverified
Per 9 Inningsverified
1.328
1.328
Hector Mercado
Career
Per 9 Innings
1.54
1.54
Art Mahaffey
Careerverified
Per 9 Inningsverified
3845
34.64
Hector Mercado
Career
Per 9 Innings
471
34
Art Mahaffey
Career
Per 9 Innings
2.74
2.74
Hector Mercado
Careerverified
Per 9 Inningsverified
0.6
0.6
Art Mahaffey
Careerverified
Per 9 Inningsverified
0.271
0.271
Hector Mercado
Career
Per 9 Innings
0.31
0.31
Art Mahaffey
Career
Per 9 Innings
38.31
38.31
Hector Mercado
Careerverified
Per 9 Inningsverified
40.36
40.36

Fielding Stats for Art Mahaffey and Hector Mercado

Art Mahaffey
Careerverified
Per 9 Inningsverified
7
7
Hector Mercado
Career
Per 9 Innings
4
4
Art Mahaffey
Careerverified
Per 9 Innings
185
1.67
Hector Mercado
Career
Per 9 Inningsverified
112
8.09
Art Mahaffey
Careerverified
Per 9 Inningsverified
148
1.33
Hector Mercado
Career
Per 9 Innings
3
0.22
Art Mahaffey
Careerverified
Per 9 Innings
2997
27
Hector Mercado
Career
Per 9 Innings
374
27
Art Mahaffey
Careerverified
Per 9 Innings
999
9
Hector Mercado
Career
Per 9 Innings
124.2
9
Art Mahaffey
Careerverified
Per 9 Inningsverified
56
0.5
Hector Mercado
Career
Per 9 Innings
1
0.07
Art Mahaffey
Careerverified
Per 9 Inningsverified
116
1.05
Hector Mercado
Career
Per 9 Innings
12
0.87
Art Mahaffey
Career
Per 9 Inningsverified
5
0.05
Hector Mercado
Careerverified
Per 9 Innings
1
0.07
Art Mahaffey
Careerverified
Per 9 Inningsverified
177
1.59
Hector Mercado
Career
Per 9 Innings
14
1.01
Art Mahaffey
Careerverified
Per 9 Inningsverified
172
1.55
Hector Mercado
Career
Per 9 Innings
13
0.94
Art Mahaffey
Careerverified
Per 9 Inningsverified
97.18
97.18
Hector Mercado
Career
Per 9 Innings
92.86
92.86
Art Mahaffey
Careerverified
Per 9 Inningsverified
0.93
0.93
Hector Mercado
Career
Per 9 Innings
0.116
0.116
Art Mahaffey
Careerverified
Per 9 Inningsverified
80
80
Hector Mercado
Career
Per 9 Innings
2.68
2.68
Art Mahaffey
Careerverified
Per 9 Inningsverified
5
0.05
Hector Mercado
Career
Per 9 Innings
0
0
Art Mahaffey
Career
Per 9 Innings
0
0
Hector Mercado
Career
Per 9 Innings
0
0
Art Mahaffey
Career
Per 9 Innings
0
0
Hector Mercado
Career
Per 9 Innings
0
0
Art Mahaffey
Career
Per 9 Innings
0
0
Hector Mercado
Career
Per 9 Innings
0
0
Art Mahaffey
Career
Per 9 Innings
0
0
Hector Mercado
Career
Per 9 Innings
0
0

Hitting Stats for Art Mahaffey and Hector Mercado

Art Mahaffey
Careerverified
Per 600 PAverified
7
7
Hector Mercado
Career
Per 600 PA
4
4
Art Mahaffey
Careerverified
Per 600 PA
186
310
Hector Mercado
Career
Per 600 PAverified
112
7466.67
Art Mahaffey
Careerverified
Per 600 PA
360
600
Hector Mercado
Career
Per 600 PA
9
600
Art Mahaffey
Careerverified
Per 600 PA
313
521.67
Hector Mercado
Career
Per 600 PAverified
9
600
Art Mahaffey
Careerverified
Per 600 PAverified
0.134
0.134
Hector Mercado
Career
Per 600 PA
0.111
0.111
Art Mahaffey
Careerverified
Per 600 PAverified
0.428
0.428
Hector Mercado
Career
Per 600 PA
0.222
0.222
Art Mahaffey
Careerverified
Per 600 PAverified
42
70
Hector Mercado
Career
Per 600 PA
1
66.67
Art Mahaffey
Careerverified
Per 600 PA
31
51.67
Hector Mercado
Career
Per 600 PAverified
1
66.67
Art Mahaffey
Careerverified
Per 600 PAverified
7
11.67
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
1
1.67
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
3
5
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
11
18.33
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
0.262
0.262
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
0.01
0.01
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
0.071
0.071
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
10.34
17.23
Hector Mercado
Career
Per 600 PA
-0.01
-0.82
Art Mahaffey
Careerverified
Per 600 PAverified
60
100
Hector Mercado
Career
Per 600 PA
1
66.67
Art Mahaffey
Careerverified
Per 600 PAverified
52
86.67
Hector Mercado
Career
Per 600 PA
1
66.67
Art Mahaffey
Careerverified
Per 600 PAverified
0.161
0.161
Hector Mercado
Career
Per 600 PA
0.111
0.111
Art Mahaffey
Careerverified
Per 600 PAverified
0.192
0.192
Hector Mercado
Career
Per 600 PA
0.111
0.111
Art Mahaffey
Careerverified
Per 600 PAverified
0.352
0.352
Hector Mercado
Career
Per 600 PA
0.222
0.222
Art Mahaffey
Careerverified
Per 600 PAverified
0.058
0.058
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
0.12
0.12
Hector Mercado
Career
Per 600 PA
0.078
0.078
Art Mahaffey
Careerverified
Per 600 PAverified
0.252
0.252
Hector Mercado
Career
Per 600 PA
0.111
0.111
Art Mahaffey
Career
Per 600 PA
0.193
0.193
Hector Mercado
Careerverified
Per 600 PAverified
0.2
0.2
Art Mahaffey
Careerverified
Per 600 PAverified
17
28.33
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
19
31.67
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
33
55
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
1.87
3.12
Hector Mercado
Career
Per 600 PA
-0.61
-40.62
Art Mahaffey
Careerverified
Per 600 PAverified
2
3.33
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
8
13.33
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Career
Per 600 PA
0
0
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Career
Per 600 PAverified
109
181.67
Hector Mercado
Careerverified
Per 600 PA
4
266.67
Art Mahaffey
Careerverified
Per 600 PAverified
3.3
3.3
Hector Mercado
Career
Per 600 PA
2.25
2.25
Art Mahaffey
Careerverified
Per 600 PAverified
0.07
0.07
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
36
60
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Careerverified
Per 600 PAverified
1
1.67
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Career
Per 600 PAverified
7
11.67
Hector Mercado
Careerverified
Per 600 PA
1
66.67
Art Mahaffey
Career
Per 600 PA
0
0
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Career
Per 600 PA
0
0
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Career
Per 600 PA
0
0
Hector Mercado
Career
Per 600 PA
0
0
Art Mahaffey
Career
Per 600 PA
Hector Mercado
Career
Per 600 PA