MLB Daily DeltaWeek 14 · June 26, 2026
Portrait of Ryan Weathers
Ryan Weathers
NYY · P
Change to
Portrait of Spencer Arrighetti
Spencer Arrighetti
HOU · P
Change to
Who's more valuable, rest of season

Ryan Weathers.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, and WHIP. Spencer Arrighetti’s box score looks better right now, but it’s built on luck that won’t hold.

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

Ryan Weathers wins 3 categories (K, ERA, WHIP); Spencer Arrighetti wins 1 (W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Ryan Weathers
95.8
Spencer Arrighetti
92.5
Swinging-Strike %lg 11.0% · higher = better
Ryan Weathers
11.8%
Spencer Arrighetti
11.2%
Strikeout %lg 22.0% · higher = better
Ryan Weathers
26.9%
Spencer Arrighetti
23.2%
Chase %lg 28.5% · higher = better
Ryan Weathers
29.7%
Spencer Arrighetti
28.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Ryan Weathers
42.5%
Spencer Arrighetti
30.8%
Barrel % Allowedlg 8.0% · lower = better
Ryan Weathers
11.6%
Spencer Arrighetti
6.6%
xwOBA Allowedlg .315 · lower = better
Ryan Weathers
.329
Spencer Arrighetti
.331
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
Ryan Weathers
25.61
lg xERA 4.10
now 3.52
4.35
Spencer Arrighetti
25.61
lg xERA 4.10
now 1.34
4.39
WHIPlower is better
Ryan Weathers
1.031.47
now 1.14
1.18
Spencer Arrighetti
1.031.47
now 1.13
1.37

Volume · rest of season
Strikeoutshigher is better
Ryan Weathers
40104.60
now 75
87
Spencer Arrighetti
40104.60
now 43
70
Winshigher is better
Ryan Weathers
.00018
now 2
24
Spencer Arrighetti
.00018
now 7
716

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

If you already own them — trade angle
Sell HighRyan Weathers — sell high. His value is peaking; good time to trade him.conf 0.87
Sell HighSpencer Arrighetti — sell high. His value is peaking; good time to trade him.conf 0.95
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