MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Jahmai Jones
Jahmai Jones
BOS · OF
Change to
Portrait of Wenceel Pérez
Wenceel Pérez
DET · RF
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
HR
R
RBI
SB
AVG

Jahmai Jones wins 2 (HR, AVG); Wenceel Pérez wins 2 (R, SB); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Avg Exit Velolg 89.0 · higher = better
Jahmai Jones
90.7
Wenceel Pérez
87.2
Hard-Hit %lg 40.0% · higher = better
Jahmai Jones
43.8%
Wenceel Pérez
33.3%
Barrel %lg 8.0% · higher = better
Jahmai Jones
9.4%
Wenceel Pérez
7.6%
Chase %lg 28.5% · lower = better
Jahmai Jones
29.8%
Wenceel Pérez
29.1%
Swinging-Strike %lg 11.0% · lower = better
Jahmai Jones
17.2%
Wenceel Pérez
8.7%
xwOBAlg .315 · higher = better
Jahmai Jones
.299
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
Jahmai Jones
.200.230
lg AVG .295
now .155
.209
Wenceel Pérez
.200.230
lg AVG .295
now .161
.197

Volume · counting stats
Home Runshigher is better
Jahmai Jones
56.20
now 2
4
Wenceel Pérez
56.20
now 5
2
Runshigher is better
Jahmai Jones
2021.40
now 6
9
Wenceel Pérez
2021.40
now 17
16
RBIhigher is better
Jahmai Jones
2014.20
now 7
10
Wenceel Pérez
2014.20
now 11
10
Stolen Baseshigher is better
Jahmai Jones
.0004.20
now 0
0
Wenceel Pérez
.0004.20
now 3
3
If you already own them — trade angle
Buy LowJahmai Jones — buy low. The dip is a window to acquire.conf 0.75
SellWenceel Pérez — sell.conf 0.64
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