MLB Daily DeltaWeek 18 · July 28, 2026
Portrait of Jovani Morán
Jovani Morán
BOS · P
Change to
Portrait of Ryan Zeferjahn
Ryan Zeferjahn
LAA · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Jovani Morán wins 2 (K, WHIP); Ryan Zeferjahn wins 2 (ERA, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jovani Morán
92.4
Ryan Zeferjahn
97.4
Swinging-Strike %lg 11.0% · higher = better
Jovani Morán
14.9%
Ryan Zeferjahn
13.8%
Strikeout %lg 22.0% · higher = better
Jovani Morán
28.0%
Ryan Zeferjahn
32.7%
Chase %lg 28.5% · higher = better
Jovani Morán
28.2%
Ryan Zeferjahn
23.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Jovani Morán
29.7%
Ryan Zeferjahn
35.3%
Barrel % Allowedlg 8.0% · lower = better
Jovani Morán
6.9%
Ryan Zeferjahn
5.9%
xwOBA Allowedlg .315 · lower = better
Jovani Morán
.263
Ryan Zeferjahn
.272
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
Jovani Morán
26.82
lg xERA 4.10
now 3.19
3.61
Ryan Zeferjahn
26.82
lg xERA 4.10
now 5.74
3.04
WHIPlower is better
Jovani Morán
.9301.52
now 1.06
1.25
Ryan Zeferjahn
.9301.52
now 1.39
1.35

Volume · rest of season
Strikeoutshigher is better
Jovani Morán
4040.60
now 35
25
Ryan Zeferjahn
4040.60
now 32
21
Winshigher is better
Jovani Morán
.0002.80
now 1
01
Ryan Zeferjahn
.0002.80
now 2
12
Saveshigher is better
Jovani Morán
.0002.40
now 0
0
Ryan Zeferjahn
.0002.40
now 1
01
If you already own them — trade angle
Hold · wait & seeJovani Morán — hold.conf 0.50
BuyRyan Zeferjahn — buy.conf 0.92
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