MLB Daily DeltaWeek 13 · June 23, 2026
Portrait of Griffin Jax
Griffin Jax
TB · P
Change to
Portrait of JT Brubaker
JT Brubaker
SF · 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); JT Brubaker 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
96.3
JT Brubaker
93.2
Swinging-Strike %lg 11.0% · higher = better
Griffin Jax
14.9%
JT Brubaker
9.9%
Strikeout %lg 22.0% · higher = better
Griffin Jax
22.8%
JT Brubaker
17.5%
Chase %lg 28.5% · higher = better
Griffin Jax
33.7%
JT Brubaker
30.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Griffin Jax
39.9%
JT Brubaker
35.1%
Barrel % Allowedlg 8.0% · lower = better
Griffin Jax
10.9%
JT Brubaker
5.3%
xwOBA Allowedlg .315 · lower = better
Griffin Jax
.355
JT Brubaker
.334
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
25.61
lg xERA 4.10
now 4.76
4.78
JT Brubaker
25.61
lg xERA 4.10
now 2.70
3.79
WHIPlower is better
Griffin Jax
1.191.55
now 1.47
1.32
JT Brubaker
1.191.55
now 1.30
1.27

Volume · rest of season
Strikeoutshigher is better
Griffin Jax
4048.60
now 32
41
JT Brubaker
4048.60
now 22
31
Winshigher is better
Griffin Jax
.0002.80
now 1
12
JT Brubaker
.0002.80
now 0
00

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

If you already own them — trade angle
SellGriffin Jax — sell.conf 0.90
Sell HighJT Brubaker — sell high. His value is peaking; good time to trade him.conf 0.95
Tweet