MLB Daily DeltaWeek 17 · July 19, 2026
Portrait of John King
John King
MIA · 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

John King 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
John King
90.5
José A. Ferrer
95.7
Swinging-Strike %lg 11.0% · higher = better
John King
11.3%
José A. Ferrer
10.6%
Strikeout %lg 22.0% · higher = better
John King
20.1%
José A. Ferrer
19.2%
Chase %lg 28.5% · higher = better
John King
34.4%
José A. Ferrer
29.1%
Hard-Hit % Allowedlg 40.0% · lower = better
John King
36.2%
José A. Ferrer
35.2%
Barrel % Allowedlg 8.0% · lower = better
John King
8.6%
José A. Ferrer
5.5%
xwOBA Allowedlg .315 · lower = better
John King
.283
José A. Ferrer
.281
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
John King
24.48
lg xERA 4.10
now 2.52
3.68
José A. Ferrer
24.48
lg xERA 4.10
now 1.69
3.67
WHIPlower is better
John King
.9001.46
now 0.72
1.24
José A. Ferrer
.9001.46
now 1.20
1.25

Volume · rest of season
Strikeoutshigher is better
John King
4028.60
now 20
15
José A. Ferrer
4028.60
now 23
19
Winshigher is better
John King
.0001.48
now 1
01
José A. Ferrer
.0001.48
now 0
00
Saveshigher is better
John King
.0004.40
now 1
02
José A. Ferrer
.0004.40
now 3
23
If you already own them — trade angle
Sell HighJohn King — sell high. His value is peaking; good time to trade him.conf 0.87
Hold · wait & seeJosé A. Ferrer — hold.conf 0.50
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