MLB Daily DeltaWeek 27 · September 30, 2026
Blake Snell
LAD · P
Change to
Sean Sullivan
COL · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 0–0, 4 even. Take whoever fills a bigger need.

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

Blake Snell wins 0 (none); Sean Sullivan wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Blake Snell
96.0
Sean Sullivan
87.6
Swinging-Strike %lg 11.0% · higher = better
Blake Snell
17.3%
Sean Sullivan
7.7%
Strikeout %lg 22.0% · higher = better
Blake Snell
31.8%
Sean Sullivan
14.0%
Chase %lg 28.5% · higher = better
Blake Snell
40.0%
Sean Sullivan
28.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Blake Snell
15.8%
Sean Sullivan
34.5%
Barrel % Allowedlg 8.0% · lower = better
Blake Snell
2.0%
Sean Sullivan
9.5%
xwOBA Allowedlg .315 · lower = better
Blake Snell
.228
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
Blake Snell
28.25
lg xERA 4.10
now 12.00
4.10
Sean Sullivan
28.25
lg xERA 4.10
now 0.00
4.10
WHIPlower is better
Blake Snell
.9002.55
now 2.67
1.30
Sean Sullivan
.9002.55
now 0.67
1.30

Volume · rest of season
Strikeoutshigher is better
Blake Snell
4010.60
now 5
0
Sean Sullivan
4010.60
now 2
0
Winshigher is better
Blake Snell
.000.480
now 0
0–0
Sean Sullivan
.000.480
now 0
0–0

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

If you already own them — trade angle
Hold · wait & seeBlake Snell — hold.conf 0.50
Hold · wait & seeSean Sullivan — hold.conf 0.55
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