Jack Aker vs. Tavo Alvarez — Career Comparison

Jack Aker
Silent GenerationCaliforniaThrows RightBats RightNorth AmericaKansas City AthleticsAmerican LeagueRelief Pitcher
Tavo Alvarez
Gen XMexicoThrows RightBats RightNorth AmericaMontreal ExposNational LeagueStarting Pitcher

Tavo Alvarez built a career as a starting pitcher and Jack Aker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Aker posted stronger surface numbers — ERA 3.28 and WHIP 1.369 compared to 5.4 and 1.577 for Tavo Alvarez. By the career numbers, Jack Aker had the better of this cross-role comparison — though era context would sharpen the verdict.

Pitching Stats for Jack Aker and Tavo Alvarez

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Tavo Alvarez
Career
Per 9 Innings
2
2
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Tavo Alvarez
Career
Per 9 Innings
19
2.93
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Careerverified
Per 9 Inningsverified
13
2.01
Jack Aker
Careerverified
Per 9 Inningsverified
47
0.57
Tavo Alvarez
Career
Per 9 Innings
3
0.46
Jack Aker
Career
Per 9 Inningsverified
45
0.54
Tavo Alvarez
Careerverified
Per 9 Innings
6
0.93
Jack Aker
Careerverified
Per 9 Inningsverified
51.09
51.09
Tavo Alvarez
Career
Per 9 Innings
33.33
33.33
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Careerverified
Per 9 Inningsverified
68.42
68.42
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Inningsverified
123
1.48
Tavo Alvarez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Inningsverified
272
3.28
Tavo Alvarez
Careerverified
Per 9 Innings
35
5.4
Jack Aker
Careerverified
Per 9 Inningsverified
3.28
3.28
Tavo Alvarez
Career
Per 9 Innings
5.4
5.4
Jack Aker
Careerverified
Per 9 Inningsverified
3.45
3.45
Tavo Alvarez
Career
Per 9 Innings
4.55
4.55
Jack Aker
Career
Per 9 Innings
4.29
4.29
Tavo Alvarez
Careerverified
Per 9 Inningsverified
4.1
4.1
Jack Aker
Careerverified
Per 9 Inningsverified
0.244
0.244
Tavo Alvarez
Career
Per 9 Innings
0.275
0.275
Jack Aker
Careerverified
Per 9 Innings
2238
27
Tavo Alvarez
Career
Per 9 Innings
175
27
Jack Aker
Careerverified
Per 9 Innings
746
9
Tavo Alvarez
Career
Per 9 Innings
58.1
9
Jack Aker
Career
Per 9 Inningsverified
679
8.19
Tavo Alvarez
Careerverified
Per 9 Innings
65
10.03
Jack Aker
Careerverified
Per 9 Inningsverified
8.19
8.19
Tavo Alvarez
Career
Per 9 Innings
10.03
10.03
Jack Aker
Career
Per 9 Innings
64
0.77
Tavo Alvarez
Careerverified
Per 9 Inningsverified
2
0.31
Jack Aker
Career
Per 9 Innings
0.77
0.77
Tavo Alvarez
Careerverified
Per 9 Inningsverified
0.31
0.31
Jack Aker
Career
Per 9 Innings
0.13
0.13
Tavo Alvarez
Careerverified
Per 9 Inningsverified
0.11
0.11
Jack Aker
Career
Per 9 Inningsverified
274
3.31
Tavo Alvarez
Careerverified
Per 9 Innings
26
4.01
Jack Aker
Career
Per 9 Innings
68
0.82
Tavo Alvarez
Careerverified
Per 9 Inningsverified
1
0.15
Jack Aker
Careerverified
Per 9 Inningsverified
3.31
3.31
Tavo Alvarez
Career
Per 9 Innings
4.01
4.01
Jack Aker
Careerverified
Per 9 Inningsverified
404
4.87
Tavo Alvarez
Career
Per 9 Innings
26
4.01
Jack Aker
Careerverified
Per 9 Inningsverified
4.87
4.87
Tavo Alvarez
Career
Per 9 Innings
4.01
4.01
Jack Aker
Career
Per 9 Innings
0.82
0.82
Tavo Alvarez
Careerverified
Per 9 Inningsverified
1.37
1.37
Jack Aker
Careerverified
Per 9 Inningsverified
0.909
0.909
Tavo Alvarez
Career
Per 9 Innings
0.891
0.891
Jack Aker
Career
Per 9 Innings
13
0.16
Tavo Alvarez
Careerverified
Per 9 Inningsverified
1
0.15
Jack Aker
Career
Per 9 Inningsverified
40
0.48
Tavo Alvarez
Careerverified
Per 9 Innings
4
0.62
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Career
Per 9 Innings
0
0
Jack Aker
Careerverified
Per 9 Innings
3144
37.93
Tavo Alvarez
Career
Per 9 Inningsverified
269
41.5
Jack Aker
Careerverified
Per 9 Inningsverified
321
3.87
Tavo Alvarez
Career
Per 9 Innings
3
0.46
Jack Aker
Career
Per 9 Inningsverified
312
3.76
Tavo Alvarez
Careerverified
Per 9 Innings
40
6.17
Jack Aker
Careerverified
Per 9 Inningsverified
3.76
3.76
Tavo Alvarez
Career
Per 9 Innings
6.17
6.17
Jack Aker
Career
Per 9 Inningsverified
32
0.39
Tavo Alvarez
Careerverified
Per 9 Innings
3
0.46
Jack Aker
Career
Per 9 Innings
12
0.14
Tavo Alvarez
Careerverified
Per 9 Inningsverified
0
0
Jack Aker
Careerverified
Per 9 Innings
19
0.23
Tavo Alvarez
Career
Per 9 Inningsverified
4
0.62
Jack Aker
Careerverified
Per 9 Inningsverified
1.278
1.278
Tavo Alvarez
Career
Per 9 Innings
1.56
1.56
Jack Aker
Careerverified
Per 9 Innings
2786
33.61
Tavo Alvarez
Career
Per 9 Inningsverified
236
36.41
Jack Aker
Careerverified
Per 9 Inningsverified
0.63
0.63
Tavo Alvarez
Career
Per 9 Innings
2.11
2.11
Jack Aker
Careerverified
Per 9 Inningsverified
0.265
0.265
Tavo Alvarez
Career
Per 9 Innings
0.303
0.303
Jack Aker
Career
Per 9 Innings
37.93
37.93
Tavo Alvarez
Careerverified
Per 9 Inningsverified
41.5
41.5

Fielding Stats for Jack Aker and Tavo Alvarez

Jack Aker
Careerverified
Per 9 Inningsverified
11
11
Tavo Alvarez
Career
Per 9 Innings
2
2
Jack Aker
Careerverified
Per 9 Inningsverified
495
5.97
Tavo Alvarez
Career
Per 9 Innings
19
2.93
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Careerverified
Per 9 Inningsverified
13
2.01
Jack Aker
Careerverified
Per 9 Innings
2240
27
Tavo Alvarez
Career
Per 9 Innings
175
27
Jack Aker
Careerverified
Per 9 Innings
746.2
9
Tavo Alvarez
Career
Per 9 Innings
58.1
9
Jack Aker
Careerverified
Per 9 Inningsverified
65
0.78
Tavo Alvarez
Career
Per 9 Innings
5
0.77
Jack Aker
Careerverified
Per 9 Inningsverified
167
2.01
Tavo Alvarez
Career
Per 9 Innings
7
1.08
Jack Aker
Career
Per 9 Inningsverified
8
0.1
Tavo Alvarez
Careerverified
Per 9 Innings
1
0.15
Jack Aker
Careerverified
Per 9 Inningsverified
240
2.89
Tavo Alvarez
Career
Per 9 Innings
13
2.01
Jack Aker
Careerverified
Per 9 Inningsverified
232
2.8
Tavo Alvarez
Career
Per 9 Innings
12
1.85
Jack Aker
Careerverified
Per 9 Inningsverified
96.67
96.67
Tavo Alvarez
Career
Per 9 Innings
92.31
92.31
Jack Aker
Career
Per 9 Innings
0.469
0.469
Tavo Alvarez
Careerverified
Per 9 Inningsverified
0.632
0.632
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Careerverified
Per 9 Inningsverified
68.42
68.42
Jack Aker
Careerverified
Per 9 Innings
20
0.24
Tavo Alvarez
Career
Per 9 Inningsverified
2
0.31
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Career
Per 9 Innings
0
0
Jack Aker
Career
Per 9 Innings
0
0
Tavo Alvarez
Career
Per 9 Innings
0
0

Hitting Stats for Jack Aker and Tavo Alvarez

Jack Aker
Careerverified
Per 600 PAverified
11
11
Tavo Alvarez
Career
Per 600 PA
2
2
Jack Aker
Careerverified
Per 600 PAverified
496
2861.54
Tavo Alvarez
Career
Per 600 PA
19
600
Jack Aker
Careerverified
Per 600 PA
104
600
Tavo Alvarez
Career
Per 600 PA
19
600
Jack Aker
Careerverified
Per 600 PAverified
92
530.77
Tavo Alvarez
Career
Per 600 PA
16
505.26
Jack Aker
Career
Per 600 PA
0.076
0.076
Tavo Alvarez
Careerverified
Per 600 PAverified
0.125
0.125
Jack Aker
Career
Per 600 PA
0.279
0.279
Tavo Alvarez
Careerverified
Per 600 PAverified
0.368
0.368
Jack Aker
Careerverified
Per 600 PA
7
40.38
Tavo Alvarez
Career
Per 600 PAverified
2
63.16
Jack Aker
Careerverified
Per 600 PA
5
28.85
Tavo Alvarez
Career
Per 600 PAverified
2
63.16
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
2
11.54
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
0.286
0.286
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PA
0.81
4.66
Tavo Alvarez
Career
Per 600 PAverified
0.22
7.05
Jack Aker
Careerverified
Per 600 PA
9
51.92
Tavo Alvarez
Career
Per 600 PAverified
2
63.16
Jack Aker
Careerverified
Per 600 PA
9
51.92
Tavo Alvarez
Career
Per 600 PAverified
2
63.16
Jack Aker
Career
Per 600 PA
0.096
0.096
Tavo Alvarez
Careerverified
Per 600 PAverified
0.125
0.125
Jack Aker
Career
Per 600 PA
0.098
0.098
Tavo Alvarez
Careerverified
Per 600 PAverified
0.125
0.125
Jack Aker
Career
Per 600 PA
0.194
0.194
Tavo Alvarez
Careerverified
Per 600 PAverified
0.25
0.25
Jack Aker
Careerverified
Per 600 PAverified
0.022
0.022
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0.068
0.068
Tavo Alvarez
Careerverified
Per 600 PAverified
0.088
0.088
Jack Aker
Career
Per 600 PA
0.128
0.128
Tavo Alvarez
Careerverified
Per 600 PAverified
0.143
0.143
Jack Aker
Career
Per 600 PA
0.171
0.171
Tavo Alvarez
Careerverified
Per 600 PAverified
0.182
0.182
Jack Aker
Careerverified
Per 600 PA
3
17.31
Tavo Alvarez
Career
Per 600 PAverified
1
31.58
Jack Aker
Careerverified
Per 600 PAverified
4
23.08
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
7
40.38
Tavo Alvarez
Career
Per 600 PA
1
31.58
Jack Aker
Career
Per 600 PA
-4.13
-23.83
Tavo Alvarez
Careerverified
Per 600 PAverified
-0.18
-5.75
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PAverified
1
5.77
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
51
294.23
Tavo Alvarez
Careerverified
Per 600 PAverified
5
157.89
Jack Aker
Career
Per 600 PA
2.04
2.04
Tavo Alvarez
Careerverified
Per 600 PAverified
3.8
3.8
Jack Aker
Careerverified
Per 600 PAverified
0.02
0.02
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Careerverified
Per 600 PA
10
57.69
Tavo Alvarez
Career
Per 600 PAverified
3
94.74
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
1
5.77
Tavo Alvarez
Careerverified
Per 600 PAverified
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
0
0
Tavo Alvarez
Career
Per 600 PA
0
0
Jack Aker
Career
Per 600 PA
Tavo Alvarez
Career
Per 600 PA