MLB Daily DeltaWeek 20 · August 9, 2026
Portrait of Matt Vierling
Matt Vierling
DET · CF
Change to
Portrait of Wenceel Pérez
Wenceel Pérez
DET · RF
Change to
Who's more valuable, rest of season

Wenceel Pérez.

He projects to help you in more roto categories the rest of the way — home runs, runs, and steals.

Head-to-head
HR
R
RBI
SB
AVG

Wenceel Pérez wins 3 categories (HR, R, SB); Matt Vierling wins 2 (RBI, AVG).

04

Under the hood

Underlying skill — each value vs league avg
Avg Exit Velolg 89.0 · higher = better
Matt Vierling
87.9
Wenceel Pérez
87.2
Hard-Hit %lg 40.0% · higher = better
Matt Vierling
37.2%
Wenceel Pérez
33.3%
Barrel %lg 8.0% · higher = better
Matt Vierling
4.9%
Wenceel Pérez
7.6%
Chase %lg 28.5% · lower = better
Matt Vierling
32.4%
Wenceel Pérez
29.1%
Swinging-Strike %lg 11.0% · lower = better
Matt Vierling
8.7%
Wenceel Pérez
8.7%
xwOBAlg .315 · higher = better
Matt Vierling
.304
Wenceel Pérez
.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 · batting average
AVGhigher is better
Matt Vierling
.200.260
lg AVG .295
now .211
.229
Wenceel Pérez
.200.260
lg AVG .295
now .161
.196

Volume · counting stats
Home Runshigher is better
Matt Vierling
56.60
now 4
1
Wenceel Pérez
56.60
now 5
2
Runshigher is better
Matt Vierling
2020.20
now 14
9
Wenceel Pérez
2020.20
now 17
12
RBIhigher is better
Matt Vierling
2026.20
now 21
14
Wenceel Pérez
2026.20
now 11
8
Stolen Baseshigher is better
Matt Vierling
.0004.20
now 2
1
Wenceel Pérez
.0004.20
now 3
2
If you already own them — trade angle
Hold · leans sellMatt Vierling — hold.conf 0.60
SellWenceel Pérez — sell.conf 0.64
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