James McArthur vs Riley O'Brien

James McArthurRiley O'Brien

James McArthur and Riley O'Brien compared on their MLB careers: James McArthur played 2 seasons, 2023 to 2024, Riley O'Brien 5 seasons, 2021 to 2026. James McArthur has 6 wins to Riley O'Brien's 6.

Who has the better career numbers?

James McArthur and Riley O'Brien career totals
75GP118
6W6
7L11
4.8ERA3.8
80IP122.1
72K123
16BB63
1.3WHIP1.4
22SV44

Titles and awards

  • James McArthur: 0 championships; none on file
  • Riley O'Brien: 0 championships; none on file

Awards come from the league’s published winner lists; a championship counts a season played for the club that won it.

Season by season

Lined up by career year, not by calendar: each row is the players’ nth season.

James McArthur and Riley O'Brien season by season
W: Games in which this pitcher was credited with the win.L: Games in which this pitcher was charged with the loss.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.W: Games in which this pitcher was credited with the win.L: Games in which this pitcher was charged with the loss.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.
1st2023104.6320210113.50
2nd2024574.922022000.00
3rd————20240011.25
4th————2025312.06
5th————2026394.08

What the columns mean: W · L · ERA