MLB Daily DeltaWeek 19 · August 2, 2026
Portrait of Jonathan Loáisiga
Jonathan Loáisiga
AZ · P
Change to
Portrait of José A. Ferrer
José A. Ferrer
SEA · 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

Jonathan Loáisiga wins 2 (WHIP, W); José A. Ferrer wins 2 (K, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jonathan Loáisiga
97.3
José A. Ferrer
95.7
Swinging-Strike %lg 11.0% · higher = better
Jonathan Loáisiga
12.1%
José A. Ferrer
10.3%
Strikeout %lg 22.0% · higher = better
Jonathan Loáisiga
18.8%
José A. Ferrer
18.8%
Chase %lg 28.5% · higher = better
Jonathan Loáisiga
35.8%
José A. Ferrer
28.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Jonathan Loáisiga
33.1%
José A. Ferrer
35.0%
Barrel % Allowedlg 8.0% · lower = better
Jonathan Loáisiga
3.9%
José A. Ferrer
5.6%
xwOBA Allowedlg .315 · lower = better
Jonathan Loáisiga
.282
José A. Ferrer
.286
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
Jonathan Loáisiga
24.49
lg xERA 4.10
now 2.49
3.69
José A. Ferrer
24.49
lg xERA 4.10
now 1.69
3.68
WHIPlower is better
Jonathan Loáisiga
.9801.33
now 1.06
1.24
José A. Ferrer
.9801.33
now 1.20
1.25

Volume · rest of season
Strikeoutshigher is better
Jonathan Loáisiga
4028.60
now 13
10
José A. Ferrer
4028.60
now 23
15
Winshigher is better
Jonathan Loáisiga
.0001.48
now 1
01
José A. Ferrer
.0001.48
now 0
00
Saveshigher is better
Jonathan Loáisiga
.0004.40
now 1
11
José A. Ferrer
.0004.40
now 3
12
If you already own them — trade angle
Sell HighJonathan Loáisiga — sell high. His value is peaking; good time to trade him.conf 0.86
Hold · wait & seeJosé A. Ferrer — hold.conf 0.50
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