MLB Daily DeltaWeek 17 · July 22, 2026
Portrait of Griffin Jax
Griffin Jax
TB · P
Change to
Portrait of Luis Medina
Luis Medina
ATH · P
Change to
Who's more valuable, rest of season

Griffin Jax.

He projects to help you in more roto categories the rest of the way — strikeouts and WHIP. Luis Medina’s box score looks better right now, but the luck-stripped projection flips it.

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

Griffin Jax wins 2 categories (K, WHIP); Luis Medina wins 1 (ERA); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Griffin Jax
96.2
Luis Medina
97.4
Swinging-Strike %lg 11.0% · higher = better
Griffin Jax
14.9%
Luis Medina
13.2%
Strikeout %lg 22.0% · higher = better
Griffin Jax
24.7%
Luis Medina
27.0%
Chase %lg 28.5% · higher = better
Griffin Jax
33.7%
Luis Medina
24.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Griffin Jax
41.1%
Luis Medina
38.8%
Barrel % Allowedlg 8.0% · lower = better
Griffin Jax
10.1%
Luis Medina
7.4%
xwOBA Allowedlg .315 · lower = better
Griffin Jax
.351
Luis Medina
.318
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
Griffin Jax
2.135.51
lg xERA 4.10
now 4.76
4.75
Luis Medina
2.135.51
lg xERA 4.10
now 2.88
4.06
WHIPlower is better
Griffin Jax
1.091.58
now 1.47
1.28
Luis Medina
1.091.58
now 1.20
1.35

Volume · rest of season
Strikeoutshigher is better
Griffin Jax
4037.60
now 32
26
Luis Medina
4037.60
now 27
21
Winshigher is better
Griffin Jax
.0001.48
now 1
01
Luis Medina
.0001.48
now 1
01

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

If you already own them — trade angle
SellGriffin Jax — sell.conf 0.90
Hold · steadyLuis Medina — hold.conf 0.60
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