MLB Daily DeltaWeek 17 · July 19, 2026
Ben Williamson
TB · 2B
Change to
Portrait of Marcus Semien
Marcus Semien
NYM · 2B
Change to
Who's more valuable, rest of season

Ben Williamson.

He projects to help you in more roto categories the rest of the way — runs, RBI, steals, and average. Marcus Semien’s box score looks better right now, but the luck-stripped projection flips it.

Head-to-head
HR
R
RBI
SB
AVG

Ben Williamson wins 4 categories (R, RBI, SB, AVG); Marcus Semien wins 1 (HR).

04

Under the hood

Underlying skill — each value vs league avg
Avg Exit Velolg 89.0 · higher = better
Ben Williamson
87.4
Marcus Semien
86.2
Hard-Hit %lg 40.0% · higher = better
Ben Williamson
34.4%
Marcus Semien
34.5%
Barrel %lg 8.0% · higher = better
Ben Williamson
1.8%
Marcus Semien
8.0%
Chase %lg 28.5% · lower = better
Ben Williamson
30.7%
Marcus Semien
29.2%
Swinging-Strike %lg 11.0% · lower = better
Ben Williamson
7.0%
Marcus Semien
12.1%
xwOBAlg .315 · higher = better
Ben Williamson
.294
Marcus Semien
.316
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
Ben Williamson
.210.290
lg AVG .295
now .273
.247
Marcus Semien
.210.290
lg AVG .295
now .228
.234

Volume · counting stats
Home Runshigher is better
Ben Williamson
58.40
now 0
1
Marcus Semien
58.40
now 6
4
Runshigher is better
Ben Williamson
2026.20
now 19
22
Marcus Semien
2026.20
now 23
18
RBIhigher is better
Ben Williamson
2026.20
now 17
20
Marcus Semien
2026.20
now 23
18
Stolen Baseshigher is better
Ben Williamson
2.807.20
now 5
6
Marcus Semien
2.807.20
now 5
4
If you already own them — trade angle
SellBen Williamson — sell.conf 0.59
Hold · steadyMarcus Semien — hold.conf 0.60
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