MLB · Career head-to-head

Pete O'BrienvsSean Casey

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

1B · VAL group BAT

Pete O'Brien

1982–1993 · 12 seasons

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1B · VAL group BAT

Sean Casey

1997–2008 · 12 seasons

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At a glance

Pete O'Brien and Sean Casey: seasons, VAL, honors and league-leading seasons
Pete O'Brien	Stat	Sean Casey
12	Seasons	12
52.3	Career VAL	47.2
10.6 (1986)	Peak-season VAL	10.7 (2004)
—	All-Star Selections	3×
—	Black ink (league-leading seasons)	0
—	Gray ink (top-10 finishes)	1

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 Pete O'Brien and Sean Casey have
Pete O'Brien	Stat	Sean Casey
Career
1,567	Games	1,405
Batting
1,421	Hits	1,531
169	Home runs	130
736	RBI	735
654	Runs	690
24	Stolen bases	18
641

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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Age	Pete O'Brien	Sean Casey
23	—	2.4
24	—	10.5
25	0.3	8.1
26	7.4	5.2
27	8.2	0.2
28	10.6	4.5
29	7.3	10.7
30	7.5	4.6
31	5.2	0
32	0	0.5
33	3.2	0.5
34	1.5	—
35	1.1	—