MLB Daily DeltaWeek 15 · July 2, 2026
Matt Waldron
SD · P
Change to
Portrait of Robbie Ray
Robbie Ray
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

Matt Waldron wins 2 (ERA, WHIP); Robbie Ray wins 2 (K, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Matt Waldron
91.9
Robbie Ray
93.3
Swinging-Strike %lg 11.0% · higher = better
Matt Waldron
8.8%
Robbie Ray
11.9%
Strikeout %lg 22.0% · higher = better
Matt Waldron
20.0%
Robbie Ray
20.7%
Chase %lg 28.5% · higher = better
Matt Waldron
31.7%
Robbie Ray
28.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Matt Waldron
39.2%
Robbie Ray
39.1%
Barrel % Allowedlg 8.0% · lower = better
Matt Waldron
7.6%
Robbie Ray
9.6%
xwOBA Allowedlg .315 · lower = better
Matt Waldron
.306
Robbie Ray
.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
Matt Waldron
2.338.25
lg xERA 4.10
now 8.49
4.09
Robbie Ray
2.338.25
lg xERA 4.10
now 4.45
4.41
WHIPlower is better
Matt Waldron
1.141.87
now 1.71
1.30
Robbie Ray
1.141.87
now 1.40
1.37

Volume · rest of season
Strikeoutshigher is better
Matt Waldron
4097.60
now 22
53
Robbie Ray
4097.60
now 59
76
Winshigher is better
Matt Waldron
.0006.60
now 1
23
Robbie Ray
.0006.60
now 3
25

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

If you already own them — trade angle
Buy LowMatt Waldron — buy low. The dip is a window to acquire.conf 0.90
Sell HighRobbie Ray — sell high. His value is peaking; good time to trade him.conf 0.95
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