MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Jakob Junis
Jakob Junis
TEX · P
Change to
Portrait of Luis Medina
Luis Medina
ATH · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
▶
◀
WHIP
W
SV n/a

Jakob Junis wins 1 (WHIP); Luis Medina wins 1 (ERA); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jakob Junis
92.3
Luis Medina
97.7
Swinging-Strike %lg 11.0% · higher = better
Jakob Junis
8.4%
Luis Medina
14.1%
Strikeout %lg 22.0% · higher = better
Jakob Junis
16.4%
Luis Medina
29.3%
Chase %lg 28.5% · higher = better
Jakob Junis
30.2%
Luis Medina
26.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Jakob Junis
34.9%
Luis Medina
38.7%
Barrel % Allowedlg 8.0% · lower = better
Jakob Junis
3.6%
Luis Medina
7.7%
xwOBA Allowedlg .315 · lower = better
Jakob Junis
.318
Luis Medina
.303
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
Jakob Junis
25.01
lg xERA 4.10
now 1.75
4.08
Luis Medina
25.01
lg xERA 4.10
now 2.88
3.80
WHIPlower is better
Jakob Junis
.9001.59
now 0.78
1.32
Luis Medina
.9001.59
now 1.20
1.36

Volume · rest of season
Strikeoutshigher is better
Jakob Junis
4037.80
now 16
0
Luis Medina
4037.80
now 27
0
Winshigher is better
Jakob Junis
.0001.48
now 0
0–0
Luis Medina
.0001.48
now 1
0–0

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

If you already own them — trade angle
Hold · leans sellJakob Junis — hold.conf 0.60
Hold · leans buyLuis Medina — hold.conf 0.60
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