MLB Daily DeltaWeek 20 · August 6, 2026
Portrait of George Soriano
George Soriano
STL · P
Change to
Zack Kelly
BOS · P
Change to
Who's more valuable, rest of season

Zack Kelly.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, and WHIP. George Soriano’s box score looks better right now, but it’s built on luck that won’t hold.

Head-to-head
K
ERA
WHIP
W
SV

Zack Kelly wins 3 categories (K, ERA, WHIP); George Soriano wins 2 (W, SV).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
George Soriano
96.6
Zack Kelly
96.1
Swinging-Strike %lg 11.0% · higher = better
George Soriano
14.6%
Zack Kelly
9.2%
Strikeout %lg 22.0% · higher = better
George Soriano
23.2%
Zack Kelly
19.7%
Chase %lg 28.5% · higher = better
George Soriano
34.0%
Zack Kelly
28.0%
Hard-Hit % Allowedlg 40.0% · lower = better
George Soriano
42.0%
Zack Kelly
38.8%
Barrel % Allowedlg 8.0% · lower = better
George Soriano
9.4%
Zack Kelly
8.2%
xwOBA Allowedlg .315 · lower = better
George Soriano
.312
Zack Kelly
.368
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 · earned-run quality
ERAlower is better
George Soriano
2.684.31
lg xERA 4.10
now 3.04
3.95
Zack Kelly
2.684.31
lg xERA 4.10
now 3.31
3.70
WHIPlower is better
George Soriano
1.071.37
now 1.14
1.30
Zack Kelly
1.071.37
now 1.29
1.24

Volume · rest of season
Strikeoutshigher is better
George Soriano
4025.60
now 20
12
Zack Kelly
4025.60
now 14
13
Winshigher is better
George Soriano
.0002.80
now 2
12
Zack Kelly
.0002.80
now 0
00
Saveshigher is better
George Soriano
.0003.40
now 2
12
Zack Kelly
.0003.40
now 0
0
If you already own them — trade angle
Sell HighGeorge Soriano — sell high. His value is peaking; good time to trade him.conf 0.83
Hold · wait & seeZack Kelly — hold.conf 0.50
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