MLB Daily DeltaWeek 20 · August 6, 2026
Portrait of Grayson Rodriguez
Grayson Rodriguez
LAA · P
Change to
Sean Sullivan
COL · 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

Grayson Rodriguez wins 2 (K, W); Sean Sullivan wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Grayson Rodriguez
96.2
Sean Sullivan
87.6
Swinging-Strike %lg 11.0% · higher = better
Grayson Rodriguez
10.9%
Sean Sullivan
7.7%
Strikeout %lg 22.0% · higher = better
Grayson Rodriguez
17.9%
Sean Sullivan
14.0%
Chase %lg 28.5% · higher = better
Grayson Rodriguez
26.3%
Sean Sullivan
28.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Grayson Rodriguez
49.7%
Sean Sullivan
34.5%
Barrel % Allowedlg 8.0% · lower = better
Grayson Rodriguez
11.5%
Sean Sullivan
9.5%
xwOBA Allowedlg .315 · lower = better
Grayson Rodriguez
.399
Sean Sullivan
.335
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
Grayson Rodriguez
28.25
lg xERA 4.10
now 7.53
6.13
Sean Sullivan
28.25
lg xERA 4.10
now 0.00
4.10
WHIPlower is better
Grayson Rodriguez
.9002.07
now 1.67
1.43
Sean Sullivan
.9002.07
now 0.67
1.30

Volume · rest of season
Strikeoutshigher is better
Grayson Rodriguez
4052.40
now 14
38
Sean Sullivan
4052.40
now 2
20
Winshigher is better
Grayson Rodriguez
.0008.40
now 2
36
Sean Sullivan
.0008.40
now 0
00

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

If you already own them — trade angle
SellGrayson Rodriguez — sell.conf 0.90
Hold · wait & seeSean Sullivan — hold.conf 0.55
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