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GK

P · Seattle Mariners

George Kirby

23 G
vs
BH

P · New York Yankees

Brent Headrick

63 G

2026 regular season · pitching

Side by side (Season)

Pitching
George Kirby and Brent Headrick on every measure this page compares. The better of the two figures is marked on each row.
George KirbyStatBrent Headrick
Per nine innings
3.89ERA1.59 — leads this row
1.31WHIP1.14 — leads this row
7.51K / 911.12 — leads this row
2.04 — leads this rowBB / 92.74
9.75H / 97.51 — leads this row
136.67 — leads this rowInnings62.33
5.94 — leads this rowIP / g0.99
23 — leads this rowGS0
23G63 — leads this row
Rates
67.1%Strike %67.7% — leads this row
20.1%Strikeout %30.3% — leads this row
5.5% — leads this rowWalk %7.5%

Per nine innings

Pitching
5.94IP / g0.99
7.51K / 911.12
2.04BB / 9Lower wins2.74
9.75H / 9Lower wins7.51
3.89ER / 9Lower wins1.59
23GS0
23G63

Counts are per nine innings, so a starter and a reliever are on the same footing; innings are per appearance. Bars are scaled within each row, so length compares the two players on that stat only and says nothing across rows. The rows where the shorter bar is the better one are marked.

Rates

Per opportunity · 0–100%
Strike %67.1%67.7%
Strikeout %20.1%30.3%
Walk %5.5%7.5%

Each rail is the rate itself on a 0–100% scale, not a league percentile. Both markers sit on the same rail.