Charlie Kerfeld vs. Justin Speier — Career Comparison

Charlie Kerfeld
Baby BoomersMissouriThrows RightBats RightNorth AmericaHouston AstrosAmerican LeagueRelief Pitcher
Justin Speier
Gen XCaliforniaThrows RightBats RightNorth AmericaToronto Blue JaysAmerican LeagueRelief Pitcher

The numbers give Charlie Kerfeld a clear advantage over Justin Speier across the core pitching metrics. Charlie Kerfeld led in home run suppression (HR9+ 170 vs 67), run prevention (ERA+ 116 vs 90), and skill-based run prevention (DICE+ 109 vs 89). Justin Speier held the edge in walk avoidance (BB%+ 129 vs 81). Charlie Kerfeld was the better reliever — the numbers make that case clearly.

Pitching Stats for Charlie Kerfeld and Justin Speier

Charlie Kerfeld
Career
Per 9 Innings
4
4
Justin Speier
Careerverified
Per 9 Inningsverified
12
12
Charlie Kerfeld
Career
Per 9 Innings
123
5.49
Justin Speier
Careerverified
Per 9 Inningsverified
613
8.17
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
6
0.27
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Inningsverified
18
0.8
Justin Speier
Careerverified
Per 9 Innings
35
0.47
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
9
0.4
Justin Speier
Career
Per 9 Innings
33
0.44
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
66.67
66.67
Justin Speier
Career
Per 9 Innings
51.47
51.47
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.88
4.88
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Inningsverified
9
0.4
Justin Speier
Careerverified
Per 9 Innings
17
0.23
Charlie Kerfeld
Careerverified
Per 9 Innings
94
4.2
Justin Speier
Career
Per 9 Inningsverified
308
4.11
Charlie Kerfeld
Career
Per 9 Innings
4.2
4.2
Justin Speier
Careerverified
Per 9 Inningsverified
4.11
4.11
Charlie Kerfeld
Career
Per 9 Innings
4.12
4.12
Justin Speier
Careerverified
Per 9 Inningsverified
3.88
3.88
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.02
4.02
Justin Speier
Career
Per 9 Innings
4.56
4.56
Charlie Kerfeld
Career
Per 9 Innings
0.256
0.256
Justin Speier
Careerverified
Per 9 Inningsverified
0.24
0.24
Charlie Kerfeld
Career
Per 9 Innings
605
27
Justin Speier
Careerverified
Per 9 Innings
2025
27
Charlie Kerfeld
Career
Per 9 Innings
201.2
9
Justin Speier
Careerverified
Per 9 Innings
675
9
Charlie Kerfeld
Careerverified
Per 9 Innings
189
8.43
Justin Speier
Career
Per 9 Inningsverified
612
8.16
Charlie Kerfeld
Career
Per 9 Innings
8.43
8.43
Justin Speier
Careerverified
Per 9 Inningsverified
8.16
8.16
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
12
0.54
Justin Speier
Career
Per 9 Innings
108
1.44
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.54
0.54
Justin Speier
Career
Per 9 Innings
1.44
1.44
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.1
0.1
Justin Speier
Career
Per 9 Innings
0.18
0.18
Charlie Kerfeld
Careerverified
Per 9 Innings
117
5.22
Justin Speier
Career
Per 9 Inningsverified
231
3.08
Charlie Kerfeld
Careerverified
Per 9 Innings
11
0.49
Justin Speier
Career
Per 9 Innings
37
0.49
Charlie Kerfeld
Career
Per 9 Innings
5.22
5.22
Justin Speier
Careerverified
Per 9 Inningsverified
3.08
3.08
Charlie Kerfeld
Career
Per 9 Innings
155
6.92
Justin Speier
Careerverified
Per 9 Inningsverified
588
7.84
Charlie Kerfeld
Career
Per 9 Innings
6.92
6.92
Justin Speier
Careerverified
Per 9 Inningsverified
7.84
7.84
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
1.26
1.26
Justin Speier
Career
Per 9 Innings
0.96
0.96
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
1.349
1.349
Justin Speier
Career
Per 9 Innings
1.213
1.213
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
9
0.4
Justin Speier
Career
Per 9 Innings
38
0.51
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
3
0.13
Justin Speier
Career
Per 9 Innings
45
0.6
Charlie Kerfeld
Careerverified
Per 9 Innings
2
0.09
Justin Speier
Career
Per 9 Inningsverified
5
0.07
Charlie Kerfeld
Career
Per 9 Inningsverified
888
39.63
Justin Speier
Careerverified
Per 9 Innings
2883
38.44
Charlie Kerfeld
Career
Per 9 Innings
53
2.37
Justin Speier
Careerverified
Per 9 Inningsverified
190
2.53
Charlie Kerfeld
Careerverified
Per 9 Innings
104
4.64
Justin Speier
Career
Per 9 Inningsverified
324
4.32
Charlie Kerfeld
Career
Per 9 Innings
4.64
4.64
Justin Speier
Careerverified
Per 9 Inningsverified
4.32
4.32
Charlie Kerfeld
Careerverified
Per 9 Innings
16
0.71
Justin Speier
Career
Per 9 Inningsverified
26
0.35
Charlie Kerfeld
Careerverified
Per 9 Innings
13
0.58
Justin Speier
Career
Per 9 Inningsverified
28
0.37
Charlie Kerfeld
Career
Per 9 Inningsverified
25
1.12
Justin Speier
Careerverified
Per 9 Innings
29
0.39
Charlie Kerfeld
Career
Per 9 Innings
1.517
1.517
Justin Speier
Careerverified
Per 9 Inningsverified
1.249
1.249
Charlie Kerfeld
Career
Per 9 Innings
739
32.98
Justin Speier
Careerverified
Per 9 Inningsverified
2553
34.04
Charlie Kerfeld
Career
Per 9 Innings
0.85
0.85
Justin Speier
Careerverified
Per 9 Inningsverified
0.53
0.53
Charlie Kerfeld
Career
Per 9 Innings
0.309
0.309
Justin Speier
Careerverified
Per 9 Inningsverified
0.271
0.271
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
39.63
39.63
Justin Speier
Career
Per 9 Innings
38.44
38.44

Fielding Stats for Charlie Kerfeld and Justin Speier

Charlie Kerfeld
Career
Per 9 Innings
4
4
Justin Speier
Careerverified
Per 9 Inningsverified
12
12
Charlie Kerfeld
Career
Per 9 Innings
123
5.49
Justin Speier
Careerverified
Per 9 Inningsverified
613
8.17
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
6
0.27
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
605
27
Justin Speier
Careerverified
Per 9 Innings
2025
27
Charlie Kerfeld
Career
Per 9 Innings
201.2
9
Justin Speier
Careerverified
Per 9 Innings
675
9
Charlie Kerfeld
Career
Per 9 Inningsverified
19
0.85
Justin Speier
Careerverified
Per 9 Innings
29
0.39
Charlie Kerfeld
Career
Per 9 Inningsverified
16
0.71
Justin Speier
Careerverified
Per 9 Innings
45
0.6
Charlie Kerfeld
Career
Per 9 Innings
5
0.22
Justin Speier
Careerverified
Per 9 Inningsverified
4
0.05
Charlie Kerfeld
Career
Per 9 Inningsverified
40
1.79
Justin Speier
Careerverified
Per 9 Innings
78
1.04
Charlie Kerfeld
Career
Per 9 Inningsverified
35
1.56
Justin Speier
Careerverified
Per 9 Innings
74
0.99
Charlie Kerfeld
Career
Per 9 Innings
87.5
87.5
Justin Speier
Careerverified
Per 9 Inningsverified
94.87
94.87
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
0.285
0.285
Justin Speier
Career
Per 9 Innings
0.121
0.121
Charlie Kerfeld
Careerverified
Per 9 Inningsverified
4.88
4.88
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Inningsverified
2
0.09
Justin Speier
Career
Per 9 Innings
2
0.03
Charlie Kerfeld
Career
Per 9 Innings
0
0
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Justin Speier
Career
Per 9 Innings
0
0
Charlie Kerfeld
Career
Per 9 Innings
0
0
Justin Speier
Career
Per 9 Innings
0
0

Hitting Stats for Charlie Kerfeld and Justin Speier

Charlie Kerfeld
Career
Per 600 PA
4
4
Justin Speier
Careerverified
Per 600 PAverified
12
12
Charlie Kerfeld
Career
Per 600 PA
123
2544.83
Justin Speier
Careerverified
Per 600 PAverified
613
21635.29
Charlie Kerfeld
Careerverified
Per 600 PA
29
600
Justin Speier
Career
Per 600 PA
17
600
Charlie Kerfeld
Careerverified
Per 600 PA
26
537.93
Justin Speier
Career
Per 600 PAverified
17
600
Charlie Kerfeld
Career
Per 600 PA
0.039
0.039
Justin Speier
Careerverified
Per 600 PAverified
0.177
0.177
Charlie Kerfeld
Career
Per 600 PA
0.19
0.19
Justin Speier
Careerverified
Per 600 PAverified
0.353
0.353
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Justin Speier
Careerverified
Per 600 PAverified
3
105.88
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Justin Speier
Careerverified
Per 600 PAverified
3
105.88
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0.08
1.58
Justin Speier
Careerverified
Per 600 PAverified
0.48
16.8
Charlie Kerfeld
Career
Per 600 PA
1
20.69
Justin Speier
Careerverified
Per 600 PAverified
3
105.88
Charlie Kerfeld
Career
Per 600 PA
2
41.38
Justin Speier
Careerverified
Per 600 PAverified
3
105.88
Charlie Kerfeld
Career
Per 600 PA
0.074
0.074
Justin Speier
Careerverified
Per 600 PAverified
0.177
0.177
Charlie Kerfeld
Career
Per 600 PA
0.039
0.039
Justin Speier
Careerverified
Per 600 PAverified
0.177
0.177
Charlie Kerfeld
Career
Per 600 PA
0.113
0.113
Justin Speier
Careerverified
Per 600 PAverified
0.353
0.353
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0.043
0.043
Justin Speier
Careerverified
Per 600 PAverified
0.124
0.124
Charlie Kerfeld
Career
Per 600 PA
0.08
0.08
Justin Speier
Careerverified
Per 600 PAverified
0.214
0.214
Charlie Kerfeld
Career
Per 600 PA
0.1
0.1
Justin Speier
Careerverified
Per 600 PAverified
0.333
0.333
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
1
20.69
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
1
20.69
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
-1.72
-35.51
Justin Speier
Careerverified
Per 600 PAverified
0.28
9.95
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
1
20.69
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
16
331.03
Justin Speier
Careerverified
Per 600 PAverified
8
282.35
Charlie Kerfeld
Career
Per 600 PA
1.81
1.81
Justin Speier
Careerverified
Per 600 PAverified
2.13
2.13
Charlie Kerfeld
Careerverified
Per 600 PAverified
0.06
0.06
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Careerverified
Per 600 PAverified
2
41.38
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
0
0
Justin Speier
Career
Per 600 PA
0
0
Charlie Kerfeld
Career
Per 600 PA
Justin Speier
Career
Per 600 PA