MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Salvador Perez
Salvador Perez
KC · DH
Change to
Portrait of TJ Rumfield
TJ Rumfield
COL · 1B
Change to
Who's more valuable, rest of season

TJ Rumfield.

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

Head-to-head
HR
R
RBI
SB
AVG

TJ Rumfield wins 3 categories (R, RBI, AVG); Salvador Perez wins 1 (HR); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Avg Exit Velolg 89.0 · higher = better
Salvador Perez
89.0
TJ Rumfield
83.7
Hard-Hit %lg 40.0% · higher = better
Salvador Perez
42.5%
TJ Rumfield
28.1%
Barrel %lg 8.0% · higher = better
Salvador Perez
10.3%
TJ Rumfield
5.2%
Chase %lg 28.5% · lower = better
Salvador Perez
45.6%
TJ Rumfield
31.0%
Swinging-Strike %lg 11.0% · lower = better
Salvador Perez
14.6%
TJ Rumfield
10.1%
xwOBAlg .315 · higher = better
Salvador Perez
.297
TJ Rumfield
.327
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
Salvador Perez
.200.320
lg AVG .295
now .206
.210
TJ Rumfield
.200.320
lg AVG .295
now .284
.253

Volume · counting stats
Home Runshigher is better
Salvador Perez
511.80
now 9
5
TJ Rumfield
511.80
now 7
2
Runshigher is better
Salvador Perez
2026.20
now 21
15
TJ Rumfield
2026.20
now 23
16
RBIhigher is better
Salvador Perez
2033.80
now 25
17
TJ Rumfield
2033.80
now 29
21
Stolen Baseshigher is better
Salvador Perez
.0001.20
now 0
0
TJ Rumfield
.0001.20
now 0
0
If you already own them — trade angle
SellSalvador Perez — sell.conf 0.59
Sell HighTJ Rumfield — sell high. His value is peaking; good time to trade him.conf 0.78
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