MLB Daily DeltaWeek 20 · August 7, 2026
Portrait of Pierce Johnson
Pierce Johnson
CIN · P
Change to
Portrait of Will Vest
Will Vest
DET · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 3 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Pierce Johnson wins 1 (K); Will Vest wins 1 (ERA); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Pierce Johnson
95.4
Will Vest
95.8
Swinging-Strike %lg 11.0% · higher = better
Pierce Johnson
11.2%
Will Vest
13.2%
Strikeout %lg 22.0% · higher = better
Pierce Johnson
20.4%
Will Vest
23.3%
Chase %lg 28.5% · higher = better
Pierce Johnson
33.9%
Will Vest
33.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Pierce Johnson
40.0%
Will Vest
35.1%
Barrel % Allowedlg 8.0% · lower = better
Pierce Johnson
12.0%
Will Vest
5.2%
xwOBA Allowedlg .315 · lower = better
Pierce Johnson
.367
Will Vest
.307
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
Pierce Johnson
28.25
lg xERA 4.10
now 3.27
3.74
Will Vest
28.25
lg xERA 4.10
now 7.23
3.70
WHIPlower is better
Pierce Johnson
1.141.54
now 1.23
1.24
Will Vest
1.141.54
now 1.45
1.24

Volume · rest of season
Strikeoutshigher is better
Pierce Johnson
4025.60
now 20
16
Will Vest
4025.60
now 20
15
Winshigher is better
Pierce Johnson
.0002.80
now 2
12
Will Vest
.0002.80
now 1
01
Saveshigher is better
Pierce Johnson
.0002.40
now 1
01
Will Vest
.0002.40
now 1
11
If you already own them — trade angle
Hold · wait & seePierce Johnson — hold.conf 0.50
Buy LowWill Vest — buy low. The dip is a window to acquire.conf 0.90
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