MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Brandon Eisert
Brandon Eisert
PIT · P
Change to
Portrait of Kirby Yates
Kirby Yates
PIT · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 0–0, 4 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV n/a

Brandon Eisert wins 0 (none); Kirby Yates wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Brandon Eisert
90.0
Kirby Yates
90.8
Swinging-Strike %lg 11.0% · higher = better
Brandon Eisert
14.1%
Kirby Yates
14.9%
Strikeout %lg 22.0% · higher = better
Brandon Eisert
25.9%
Kirby Yates
27.9%
Chase %lg 28.5% · higher = better
Brandon Eisert
29.8%
Kirby Yates
35.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Brandon Eisert
39.2%
Kirby Yates
46.6%
Barrel % Allowedlg 8.0% · lower = better
Brandon Eisert
6.4%
Kirby Yates
5.8%
xwOBA Allowedlg .315 · lower = better
Brandon Eisert
.299
Kirby Yates
.286
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Brandon Eisert
3.454.57
lg xERA 4.10
now 3.86
3.70
Kirby Yates
3.454.57
lg xERA 4.10
now 4.32
3.70
WHIPlower is better
Brandon Eisert
1.131.44
now 1.37
1.24
Kirby Yates
1.131.44
now 1.20
1.24

Volume · rest of season
Strikeoutshigher is better
Brandon Eisert
4016.60
now 11
0
Kirby Yates
4016.60
now 10
0
Winshigher is better
Brandon Eisert
.0001.48
now 1
0–0
Kirby Yates
.0001.48
now 0
0–0

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Buy LowBrandon Eisert — buy low. The dip is a window to acquire.conf 0.90
Hold · wait & seeKirby Yates — hold.conf 0.50
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