MLB Daily DeltaWeek 27 · September 27, 2026
Christian Koss
SF · SS
Change to
Trevor Story
BOS · SS
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 0–0, 5 even. Take whoever fills a bigger need.

Head-to-head
HR
R
RBI
SB
AVG

Christian Koss wins 0 (none); Trevor Story wins 0 (none); 5 even.

04

Under the hood

Underlying skill — each value vs league avg
Avg Exit Velolg 89.0 · higher = better
Christian Koss
84.2
Trevor Story
87.1
Hard-Hit %lg 40.0% · higher = better
Christian Koss
27.0%
Trevor Story
36.4%
Barrel %lg 8.0% · higher = better
Christian Koss
4.1%
Trevor Story
5.5%
Chase %lg 28.5% · lower = better
Christian Koss
39.2%
Trevor Story
43.9%
Swinging-Strike %lg 11.0% · lower = better
Christian Koss
15.8%
Trevor Story
17.8%
xwOBAlg .315 · higher = better
Christian Koss
.243
Trevor Story
.247
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
Christian Koss
.200.290
lg AVG .295
now .118
.000
Trevor Story
.200.290
lg AVG .295
now .206
.000

Volume · counting stats
Home Runshigher is better
Christian Koss
54.20
now 0
0
Trevor Story
54.20
now 3
0
Runshigher is better
Christian Koss
2022.40
now 1
0
Trevor Story
2022.40
now 16
0
RBIhigher is better
Christian Koss
2026.60
now 0
0
Trevor Story
2026.60
now 19
0
Stolen Baseshigher is better
Christian Koss
.0005.60
now 0
0
Trevor Story
.0005.60
now 4
0
If you already own them — trade angle
SellChristian Koss — sell.conf 0.69
SellTrevor Story — sell.conf 0.69
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