MLB Daily DeltaWeek 19 · August 4, 2026
Portrait of Griffin Jax
Griffin Jax
TB · P
Change to
Seth Johnson
ATH · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

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

Griffin Jax wins 2 (K, W); Seth Johnson wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Griffin Jax
96.0
Seth Johnson
97.9
Swinging-Strike %lg 11.0% · higher = better
Griffin Jax
15.2%
Seth Johnson
12.7%
Strikeout %lg 22.0% · higher = better
Griffin Jax
26.4%
Seth Johnson
25.0%
Chase %lg 28.5% · higher = better
Griffin Jax
35.1%
Seth Johnson
22.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Griffin Jax
39.7%
Seth Johnson
35.6%
Barrel % Allowedlg 8.0% · lower = better
Griffin Jax
9.3%
Seth Johnson
8.9%
xwOBA Allowedlg .315 · lower = better
Griffin Jax
.323
Seth Johnson
.315
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
2.866.63
lg xERA 4.10
now 4.76
4.15
Seth Johnson
2.866.63
lg xERA 4.10
now 5.79
3.70
WHIPlower is better
Griffin Jax
1.051.90
now 1.47
1.25
Seth Johnson
1.051.90
now 1.71
1.24

Volume · rest of season
Strikeoutshigher is better
Griffin Jax
4042.40
now 32
20
Seth Johnson
4042.40
now 6
18
Winshigher is better
Griffin Jax
.0001.48
now 1
01
Seth Johnson
.0001.48
now 0
00

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

If you already own them — trade angle
Hold · leans sellGriffin Jax — hold.conf 0.60
Buy LowSeth Johnson — buy low. The dip is a window to acquire.conf 0.90
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