MLB Daily DeltaWeek 20 · August 9, 2026
Portrait of Jeffrey Springs
Jeffrey Springs
ATH · P
Change to
Portrait of Zebby Matthews
Zebby Matthews
MIN · P
Change to
Who's more valuable, rest of season

Zebby Matthews.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, and WHIP. Jeffrey Springs’s box score looks better right now, but the luck-stripped projection flips it.

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

Zebby Matthews wins 3 categories (K, ERA, WHIP); Jeffrey Springs wins 1 (W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jeffrey Springs
91.4
Zebby Matthews
95.2
Swinging-Strike %lg 11.0% · higher = better
Jeffrey Springs
10.9%
Zebby Matthews
10.5%
Strikeout %lg 22.0% · higher = better
Jeffrey Springs
18.4%
Zebby Matthews
20.0%
Chase %lg 28.5% · higher = better
Jeffrey Springs
30.2%
Zebby Matthews
27.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Jeffrey Springs
35.7%
Zebby Matthews
40.6%
Barrel % Allowedlg 8.0% · lower = better
Jeffrey Springs
9.3%
Zebby Matthews
12.3%
xwOBA Allowedlg .315 · lower = better
Jeffrey Springs
.340
Zebby Matthews
.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
Jeffrey Springs
3.844.87
lg xERA 4.10
now 4.07
4.64
Zebby Matthews
3.844.87
lg xERA 4.10
now 4.63
4.53
WHIPlower is better
Jeffrey Springs
.9001.52
now 1.19
1.38
Zebby Matthews
.9001.52
now 1.03
1.33

Volume · rest of season
Strikeoutshigher is better
Jeffrey Springs
4070.20
now 57
36
Zebby Matthews
4070.20
now 24
38
Winshigher is better
Jeffrey Springs
.2003.80
now 3
12
Zebby Matthews
.2003.80
now 1
12

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

If you already own them — trade angle
SellJeffrey Springs — sell.conf 0.80
SellZebby Matthews — sell.conf 0.75
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