MLB · Career head-to-head

Bill CampbellvsAroldis Chapman

Regular-season careers from the StatVault encyclopedia — the same tables as each player's profile.

P · VAL group PITCH

Bill Campbell

1973–1987 · 15 seasons

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P · VAL group PITCH

Aroldis Chapman

2010–2026 · 17 seasons

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At a glance

Bill Campbell and Aroldis Chapman: seasons, VAL, honors and league-leading seasons
Bill Campbell	Stat	Aroldis Chapman
15	Seasons	17
30.0	Career VAL	33.9
4.8 (1976)	Peak-season VAL	5.1 (2025)
1×	All-Star Selections	6×
0	Black ink (league-leading seasons)	0
3	Gray ink (top-10 finishes)	7

VAL is Value Above League — regular-season production measured against the league at the same position group (MLB VAL board). Black and gray ink count seasons from 1950 on.

Career regular season

Career regular-season statistics both Bill Campbell and Aroldis Chapman have
Bill Campbell	Stat	Aroldis Chapman
Career
700	Games	916
Batting
4	Hits	0
2	RBI	0
2	Runs	1
4	Walks	0
.154	Batting avg	.000
.267

VAL by ageEach season plotted at the player's age that season, so careers line up by age rather than by calendar.

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Pitching
83	Wins	63
68	Losses	52
126	Saves	402
1229.1	Innings pitched	873.0
864	Strikeouts (pitching)	1,402
3.54	ERA	2.48
1.33	WHIP	1.08
106	ERA+	165

Age	Bill Campbell	Aroldis Chapman
23	—	0.2
24	1.7	4.1
25	4.5	1.3
26	1.7	2.5
27	4.8	2.8
28	4.4	4.1
29	0.8	2.3
30	0.7	2.4
31	0.2	3.9
32	0.6	—
33	1.8	0.2
34	2.2	0
35	2.7	1.6
36	2.3	0.5
37	1.6	5.1
38	—	2.9

Age	Bill Campbell	Aroldis Chapman
23	—	0.2
24	1.7	4.1
25	4.5	1.3
26	1.7	2.5
27	4.8	2.8
28	4.4	4.1
29	0.8	2.3
30	0.7	2.4
31	0.2	3.9
32	0.6	—
33	1.8	0.2
34	2.2	0
35	2.7	1.6
36	2.3	0.5
37	1.6	5.1
38	—	2.9

Age	Bill Campbell	Aroldis Chapman
23	—	0.2
24	1.7	4.1
25	4.5	1.3
26	1.7	2.5
27	4.8	2.8
28	4.4	4.1
29	0.8	2.3
30	0.7	2.4
31	0.2	3.9
32	0.6	—
33	1.8	0.2
34	2.2	0
35	2.7	1.6
36	2.3	0.5
37	1.6	5.1
38	—	2.9

Age	Bill Campbell	Aroldis Chapman
23	—	0.2
24	1.7	4.1
25	4.5	1.3
26	1.7	2.5
27	4.8	2.8
28	4.4	4.1
29	0.8	2.3
30	0.7	2.4
31	0.2	3.9
32	0.6	—
33	1.8	0.2
34	2.2	0
35	2.7	1.6
36	2.3	0.5
37	1.6	5.1
38	—	2.9